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Dell 740-DT Personal Computer User Manual

1. Blinking or solid amber See Power Problems To exit from a power saving mode press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager For more information about sleep modes and exiting from a power saving mode see Power Management See System Lights for a description of light codes that can help you troubleshoot problems with your computer hard drive This light flickers when the hard drive is being accessed activity light headphone Use the headphone connector to attach headphones and most kinds of connector speakers 10 microphone Use the microphone connector to attach a microphone connector Back View 1 cover release This latch allows you to open the computer cover latch 3 voltage Your computer is equipped with a manual voltage selection switch selection switch To help avoid damaging a computer with a manual voltage selection switch set the switch for the voltage that most closely matches the AC power available in your location NOTICE In Japan the voltage selection switch must be set to the 115 V position even though the AC power available in Japan is 100 V Also ensure that your monitor and attached devices are electrically rated to operate with the AC power available in your location 4 power Insert the power cable connector 5 back panel Plug serial USB and other devices into the a
2. C Side SSCSCS S 10 a E E t 15 17 GND Black 18 19 20 21 22 23 24 DC Power Connector P2 Signal Name 18 AWG Wire DC Power Connectors P3 P5 P8 and P9 54321 Pin Number Signal name 18 AWG Wire r gt C DC Power Connector P7 Signal Name 5 VDC ND 12 VADC Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Removing the Computer Cover Removing the Computer Cover A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover 1 Follow the procedures in Before You Begin 2 Lay the computer on its side as shown in the illustration Locate the cover release latch shown in the illustration Then slide the release latch back as you lift the cover Grip the sides of the computer cover and pivot the cover up using the hinge tabs as leverage points 5 Remove the cover from the hinge tabs and set it aside on a soft nonabrasive surface CAUTION Graphic card heat sinks can become very hot during normal operation Ensure that a graphic card heat sink has had sufficient time to cool before you touch it
3. Network Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide Check the network cable connector Ensure that the network cable is firmly inserted into both the network connector on the back of the computer and the network jack Check the network lights on the front or back of the computer depending on system chassis type No connection speed light indicates that no network communication exists Replace the network cable Restart the computer and log on to the network again Check your network settings Contact your network administrator or the person who set up your network to verify that your network settings are correct and that the network is functioning Check for software and hardware conflicts See Resolving Software and Hardware Incompatibilities Power Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide If the power light is green and the computer is not responding See Diagnostic Lights If the power light is blinking green The computer is in standby mode Press a key on the keyboard or move the mouse to resume normal operation If the p
4. 1 security cable slot 2 cover release latch 3 padlock ring Back to Contents Page Back to Contents Page Mini Tower Computer Model DCSM Specifications Mini Tower Computer Model DCSM Specifications Microprocessor Microprocessor type Internal cache AMD Phenom processors NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens AMD Athlon 64 X2 Dual Core processor AMD Athlon 64 AMD Phenom Quad Core 2 MB L2 dedicated cache and 2 MB shared L3 cache AMD Phenom Triple Core 1 5 MB L2 dedicated cache and 2 MB shared L3 cache AMD Athlon 64 X2 2 MB L2 dedicated cache AMD Athlon 64 X2 1 MB L2 dedicated cache AMD Athlon 1 MB L2 dedicated cache AMD Athlon 512 KB L2 dedicated cache Memory Type Memory connectors Memory modules supported Minimum memory Maximum memory Computer I nformation Chipset RAID support Data bus width Address bus width DMA channels Interrupt levels BIOS chip NVRAM NIC 533 667 or 800 MHz DDR2 SDRAM 256 MB 512 MB 1 GB or 2 GB non ECC dual channel 512 MB single channel 256 MB nVidia GeForce 6150LE Nforce
5. 1 riser card cage 2 handle 3 riser cards 2 3 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 4 Disconnect the PS 2 serial port cable from the system board see System Board Components 5 Grasp the PS 2 serial port adapter bracket by its top corners and ease it out of its connector 6 If you are removing the adapter permanently install a filler bracket in the empty card slot opening 74 NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 7 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 8 Secure the card s by closing the card retention latch and snapping it into place 9 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position 10 Replace the computer cover see Replacing the Computer Cover 11 Uninstall the adapter s driver See the d
6. NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 10 Reconnect any cables that you removed in step 3 11 Connect any cables that should be attached to the card 12 Replace the computer cover see Replacing the Computer Cover 13 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 14 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 15 Install any drivers required for the card as described in the card documentation Removing a PCI Express Card From the Riser Card Cage 1 Follow the procedures in Before You Begin 2 Remove the riser card cage a Ch
7. I O Panel Removing the I O Panel A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the cover K NOTE Note the routing of all cables before disconnecting them so that you can re route them correctly when installing the new I O panel 1 Follow the procedures in Before You Begin 2 Remove the cable from the I O panel by pulling on the pull loop 3 Remove the screw that secures the I O panel to the desktop computer NOTICE When sliding the I O panel out of the computer be extremely careful Carelessness may result in damage to the cable connectors and the cable routing clips 4 Gently rotate and slide the I O panel away from the computer securing screw 2 1 0 panel 3 1 0 cable connector O es a P Replacing the I O Panel 1 To replace the I O panel follow the removal procedures in the reverse order GZ NOTE Use the guides on the I O panel bracket to help position the I O panel in place and use the notch on the I O panel bracket to help seat the card Back to Contents Page Back to Contents Page Power Supply Power Supply Replacing the Power Supply A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product In
8. Back to Contents Page Back to Contents Page Drives Drives Your computer supports 1 One SATA hard drive 1 One optional floppy drive or media card reader or one second SATA hard drive One optional optical CD or DVD drive We optical drive loppy drive or media card reader or SATA hard drive General I nstallation Guidelines Connect the SATA hard drive to the connector labeled SATAO Connect the SATA CD or DVD drives to the connector labeled SATA1 on the system board Connect a second optional hard drive to the connector labeled SATA2 See System Board Components for information about system board connectors Connecting Drive Cables When you install a drive you connect two cables a DC power cable and a data cable to the back of the drive and to the system board Drive Interface Connectors Serial ATA Connector 1 interface cable connector 2 interface connector Interface connectors are keyed for correct insertion Power Cable Connectors Pe Serial ATA Power Connector power cable a2 power input connector Connecting and Disconnecting Drive Cables When connecting and disconnecting a SATA data cable hold the cable by the black connector at each end Optical Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard a
9. 1 If you are replacing a floppy drive remove the shoulder screws from the existing drive and attach the screws to the replacement drive 2 If you are installing a new floppy drive remove the drive panel insert see Drive Panel Inserts for your new drive remove the shoulder screws from the inside of the drive panel insert and attach the screws to the new drive amp 3 Align the shoulder screws on the floppy drive with the shoulder screw slots and gently slide the drive into the bay until it clicks into place 1 floppy drive 2 shoulder screws 4 3 shoulder screw slots 2 4 Attach the power and floppy drive data cables to the floppy drive 5 Connect the flopp drive data cable to the DSKT connector on the system board see System Board Components for the connector location 6 Install the drive panel to the front of the computer The drive panel only fits one way see Drive Panel Inserts 1 2 floppy drive data 3 floppy drive connector on system board cable DSKT 7 Replace the computer cover see Replacing the Computer Cover power cable 8 Enter system setup and use the Diskette Drive option to enable your new floppy drive see Entering System Setup 9 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Media Card Reader A CAUTION Before you begin any of the procedures in this section follow the safety instructions loca
10. 6 Scroll down the list to see if any device has an exclamation point a yellow circle with a on the device icon If an exclamation point is next to the device name you may need to reinstall the driver or install a new driver Reinstalling Drivers and Utilities NOTICE The Dell Support website at support dell com and your Drivers and Utilities media provide approved drivers for Dell computers If you install drivers obtained from other sources your computer might not work correctly K NOTE The Drivers and Utilities media is optional and as such may not ship with certain computers Using Windows Vista Device Driver Rollback If a problem occurs on your computer after you install or update a driver use Windows Device Driver Rollback to replace the driver with the previously installed version 1 Click Start and right click Computer 2 Click Properties Device Manager 2 NOTE The User Account Control window may appear If you are an administrator on the computer click Continue otherwise contact your administrator to enter the Device Manager 3 Right click the device for which the new driver was installed and click Properties 4 Click the Drivers tab gt Roll Back Driver If Device Driver Rollback does not resolve the problem then use System Restore see Restoring Your Operating System to return your computer to the operating state that existed before you installed the new driver Using Windows
11. ECC error checking and correction A type of memory that includes special circuitry for testing the accuracy of data as it passes in and out of memory ECP extended capabilities port A parallel connector design that provides improved bidirectional data transmission Similar to EPP ECP uses direct memory access to transfer data and often improves performance EI DE enhanced integrated device electronics An improved version of the IDE interface for hard drives and CD drives EMI electromagnetic interference Electrical interference caused by electromagnetic radiation ENERGY STAR Environmental Protection Agency requirements that decrease the overall consumption of electricity EPP enhanced parallel port A parallel connector design that provides bidirectional data transmission ESD electrostatic discharge A rapid discharge of static electricity ESD can damage integrated circuits found in computer and communications equipment expansion card A circuit board that installs in an expansion slot on the system board in some computers expanding the capabilities of the computer Examples include video modem and sound cards expansion slot A connector on the system board in some computers where you insert an expansion card connecting it to the system bus ExpressCard A removable I O card adhering to the PCMCIA standard Modems and network adapters are common types of ExpressCards Express
12. NOTICE Before performing the installation back up all data files on your primary hard drive For conventional hard drive configurations the primary hard drive is the first drive detected by the computer To reinstall Windows XP you need the following items Dell Operating System media Dell Drivers and Utilities media NOTE The Drivers and Utilities media contains drivers that were installed during assembly of the computer Use the Drivers and Utilities media to load any required drivers To reinstall Windows XP perform all the steps in the following sections in the order in which they are listed The reinstallation process can take 1 to 2 hours to complete After you reinstall the operating system you must also reinstall the device drivers virus protection program and other software NOTICE The Operating System media provides options for reinstalling Windows XP The options can overwrite files and possibly affect programs installed on your hard drive Therefore do not reinstall Windows XP unless a Dell technical support representative instructs you to do so NOTICE To prevent conflicts with Windows XP disable any virus protection software installed on your computer before you reinstall Windows XP See the documentation that came with the software for instructions Booting From the Operating System Media 1 Save and close any open files and exit any open programs 2 Insert the Operating System media Click Exit if
13. 3 From the boot menu select the number that appears next to the USB device The computer boots to the USB device Floppy Drive 1 In system setup set the Diskette Drive option to USB 2 Save and exit system setup 3 Connect the USB floppy drive insert a bootable floppy and re boot the system Jumper Settings Mini Tower Desktop and Small Form Factor Computers K NOTE The mini tower system board is displayed but the jumper location is in the same location for all computers Clearing Forgotten Passwords A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE This process erases both the system and administrator passwords 10 11 12 13 14 Follow the procedures in Before You Begin If clearing the password on a small form factor computer remove the hard drive see Drives Locate the 2 pin password jumper PSWD on the system board and remove the jumper to clear the password see umper Settings If clearing the password on a small form factor computer install the hard drive see Drives Replace the computer cover see Replacing the Computer Cover Connect your computer and monitor to electrical outlets and turn them on After the Microsoft Windows desktop appears on your computer shut down your computer see Turning Off Your Computer Turn off the monitor and
14. A disk that you can use to start your computer In case your hard drive is damaged or your computer has a virus ensure that you always have a bootable DVD CD or floppy disk available Your Drivers and Utilities media bps bits per second The standard unit for measuring data transmission speed BTU British thermal unit A measurement of heat output bus A communication pathway between the components in your computer bus speed The speed given in MHz that indicates how fast a bus can transfer information byte The basic data unit used by your computer A byte is usually equal to 8 bits Cc C Celsius A temperature measurement scale where 0 is the freezing point and 100 is the boiling point of water cache A special high speed storage mechanism which can be either a reserved section of main memory or an independent high speed storage device The cache enhances the efficiency of many processor operations L1 cache Primary cache stored inside the processor L2 cache Secondary cache which can either be external to the processor or incorporated into the processor architecture carnet An international customs document that facilitates temporary imports into foreign countries Also known as a merchandise passport CD R CD recordable A recordable version of a CD Data can be recorded only once onto a CD R Once recorded the data cannot be erased or written over CD RW CD rewrit
15. AMD Phenom Triple Core 1 5 MB L2 dedicated cache and 2 MB shared L3 cache AMD Athlon 64 X2 2 MB L2 dedicated cache AMD Athlon 64 X2 1 MB L2 dedicated cache AMD Athlon 1 MB L2 dedicated cache AMD Athlon 512 KB L2 dedicated cache 533 667 or 800 MHz DDR2 SDRAM 256 MB 512 MB 1 GB or 2 GB non ECC dual channel 512 MB single channel 256 MB Computer I nformation Chipset RAID support Data bus width Address bus width DMA channels Interrupt levels BIOS chip NVRAM nVidia GeForce 6150LE Nforce 430 RAID 0 and RAID 1 NOTE RAID support is available only on select models 8 Mb or 4 Mb NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens Stereo conversion Controllers Drives NIC integrated network interface with ASF 1 03 and 2 0 support as defined by DMTF Capable of 10 100 1000 communication Video Type nVidia integrated video DirectX 9 0c Shader Model 3 0 Graphics Processing Unit or PCI Express x16 graphics card or DVI graphics card Sigma Tel 9200 CODEC 2 1 Channel Audio 24 bit analog to digital 24 bit digital to analog SATA controller supporting two
16. Enables Windows programs to operate with a wide variety of telephony devices including voice data fax and video text editor A program used to create and edit files that contain only text for example Windows Notepad uses a text editor Text editors do not usually provide word wrap or formatting functionality the option to underline change fonts and so on TPM trusted platform module A hardware based security feature that when combined with security software enhances network and computer security by enabling features such as file and e mail protection travel module A plastic device designed to fit inside the module bay of a portable computer to reduce the weight of the computer U UMA unified memory allocation System memory dynamically allocated to video UPS uninterruptible power supply A backup power source used when the electrical power fails or drops to an unacceptable voltage level A UPS keeps a computer running for a limited amount of time when there is no electrical power UPS systems typically provide surge suppression and may also provide voltage regulation Small UPS systems provide battery power for a few minutes to enable you to shut down your computer USB universal serial bus A hardware interface for a low speed device such as a USB compatible keyboard mouse joystick scanner set of speakers printer broadband devices DSL and cable modems imaging devices or storage devices
17. double data rate SDRAM A type of SDRAM that doubles the data burst cycle improving system performance DDR2 SDRAM double data rate 2 SDRAM A type of DDR SDRAM that uses a 4 bit prefetch and other architectural changes to boost memory speed to over 400 MHz device Hardware such as a disk drive printer or keyboard that is installed in or connected to your computer device driver See driver DIMM dual in line memory module A circuit board with memory chips that connects to a memory module on the system board DIN connector A round six pin connector that conforms to DIN Deutsche Industrie Norm standards it is typically used to connect PS 2 keyboard or mouse cable connectors disk striping A technique for spreading data over multiple disk drives Disk striping can speed up operations that retrieve data from disk storage Computers that use disk striping generally allow the user to select the data unit size or stripe width DMA direct memory access A channel that allows certain types of data transfer between RAM and a device to bypass the processor docking device See APR DMTF Distributed Management Task Force A consortium of hardware and software companies who develop management standards for distributed desktop network enterprise and Internet environments domain A group of computers programs and devices on a network that are administered as a unit with common rules and procedu
18. 1 5 Gbps and 3 0 Gbps USB 480 Mbps high speed 12 Mbps full speed 1 2 Mbps low speed Cards low profile half length PCI card size low profile connector size 124 pins connector data width 32 bits maximum PCI Express connector data width maximum Drives Externally accessible one 3 5 inch drive one bay for slim optical drive one bay for a 1 inch high hard drive Internally accessible Connectors External connectors Optional PS 2 with secondary serial port two 6 pin mini DINs adapter NOTE This option uses one of the PCI slots Optional DVI 36 pin connector NOTE This option uses one of the PCI slots USB two front panel and five back panel USB 2 0 compliant connectors Audio two connectors for line in and line out two front panel connectors for headphones and microphone System board connectors SATA two 7 pin connectors Floppy drive 38 pin connector Serial 24 pin connector for optional second serial port card Fan two 5 pin connector fans PCI 2 3 124 pin connector PCle X16 164 pin connector nternal USB 10 pin connector ntrusion switch 3 pin connector Speaker 5 pin connector Memory modules four 240 pin connectors Power 12V 4 pin connector Power 24 pin connector Battery 2 pin socket Front panel 40 pin connector Key Combinations lt Ctrl gt
19. 2 Click to select the array you want to convert 3 Click Convert Array in the System Tasks pane The NVIDIA Convert Array Wizard appears 4 Click Next 5 Under RAID Mode Selection select Mirroring or Striping from the drop down menu 6 Click Next NOTICE You will lose all data on the selected drives in the next step 7 Under Free Disk Selection select the hard drive s you want to include in the migrated array by clicking the checkbox beside it 8 Click Finish The MediaShield RAID management utility window appears and displays the status of the upgrade migration process along with any other installed hard drives NOTE The time it takes to convert an array depends on several factors such as the speed of the processor the type and size of the hard drive being used the operating system and so on Rebuilding a RAID Configuration If one of the hard drives in a RAID array fails you can rebuild the array by restoring the data to a replacement drive K NOTE Rebuilding an array can be performed only on RAID 1 configurations 1 Launch NVIDIA MediaShield 2 Click to select your RAID configuration Mirroring in the management utility window 3 Select Rebuild Array in the System Tasks pane The NVIDIA Rebuild Array Wizard appears 4 Click Next 5 Select the hard drive you want to rebuild by clicking the checkbox beside it 6 Click Next 7 Click Finish The MediaShield RAID management utility win
20. Click Create under System Tasks The NVIDIA Create Array Wizard appears and lists the disks that are available for configuration 4 Click Next 5 Click Custom then click Next 6 Use the drop down box to select Striping RAID 0 or Mirroring RAID 1 7 Click Next The Free Disk Selection window appears K NOTE Only RAID enabled hard drives are listed as free disks 8 Click to select the drives that will make up the RAID configuration click Next and then click Next again K NOTE Your computer supports a maximum of two drives per RAID array The Clearing System Data window appears NOTI CE The Clear System Data option deletes all data on the selected drive 9 Click Next 10 Click Finish to create the RAID configuration The MediaShield RAID management utility window appears and lists the array along with any other installed hard drives Deleting a RAID Array NOTICE While this procedure deletes the RAID 1 volume it also splits the RAID 1 volume into two non RAID hard drives with a partition and leaves any existing data files intact Deleting a RAID 0 volume however destroys all data on the volume NOTICE If your computer currently boots to RAID and you delete the RAID volume your computer will become unbootable 1 Launch NVIDIA MediaShield 2 Click to select the array you want to delete 3 Click Delete Array in the System Tasks pane The NVIDIA Delete Array Wizard appears 4 Click N
21. If prompted click Save Exit 2 Activate the TPM setup program a Restart the computer and press lt F2 gt during the Power On Self Test to enter the system setup program b Select Security then select TPM Activation and press lt Enter gt c Under TPM Activation select Activate and press lt Enter gt K NOTICE You only need to activate TPM once Once the process is complete the computer either restarts automatically or prompts you to restart your computer System Setup Overview Use system setup as follows To change the system configuration information after you add change or remove any hardware in your computer To set or change a user selectable option such as the user password To read the current amount of memory or set the type of hard drive installed Before you use system setup it is recommended that you write down the system setup screen information for future reference Entering System Setup 1 Turn on or restart your computer 2 When the blue DELL logo is displayed you must watch for the F2 prompt to appear 3 Once this F2 prompt appears press lt F2 gt immediately K NOTE The F2 prompt indicates that the keyboard has initialized This prompt can appear very quickly so you must watch for it to display and then press lt F2 gt If you press lt F2 gt before you are prompted this keystroke will be lost 4 If you wait too long and the operating system logo appears continue t
22. Secure the card s by closing the card retention latch and snapping it into place 10 Replace the computer cover see Replacing the Computer Cover K NOTE See the documentation for the card for information about the card s cable connections 11 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 12 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 13 Install any drivers required for the card as described in the card documentation Removing a PCI Express x16 Card or DVI Card 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 If necessary disconnect any cables connected to the c
23. See Resolving Software and Hardware ncompatibilities Fan Problems A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer Check the cable connections Ensure that the card fan cable is connected firmly to the card fan connector on the system board see System Board Components for mini tower computers and System Board Components for desktop computers Lockups and Software Problems A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide The computer does not start up Check the Diagnostic Lights See Diagnostic Lights Ensure that the power cable is firmly connected to the computer and to the electrical outlet The computer stops responding NOTICE You might lose data if you are unable to perform an operating system shutdown Turn the computer off If you are unable to get a response by pressing a key on your keyboard or moving your mouse press and hold the power b
24. The second method uses NVIDIA MediaShield and is performed after you have installed the operating system and NVIDIA RAID drivers Both methods require that you set your computer to RAID enabled mode before you begin Setting Your Computer to RAI D Enabled Mode 1 Enter system setup see Entering System Setup 2 Press the up and down arrow keys to highlight Drives then press lt Enter gt 3 Press the up and down arrow keys to highlight the applicable SATA drive then press lt Enter gt 4 Press the left and right arrow keys to highlight RAID On and then press lt Enter gt Repeat the process as needed for each SATA hard drive K NOTE For more information about RAID options see System Setup Options 5 Press lt Esc gt press the left and right arrow keys to highlight Save Exit and then press lt Enter gt to exit system setup and resume the boot process Using the NVIDIA MediaShield ROM Utility NOTICE The following procedure will result in the loss of all data on your hard drive s Back up any data you want to keep before continuing K NOTE Do not use the following procedure to migrate an existing RAID configuration See Converting From One RAID Configuration to Another RAID Configuration Hard drives of any size may be used to create a RAID configuration Ideally however the drives should be of equal size to avoid unallocated or unused space For an explanation of RAID levels and their requirements see Ab
25. and 164 pins x16 one PCI Express lane x1 and 16 PCI Express lanes x16 Drives Externally accessible Internally accessible two 3 5 inch drive bays including support for up to two 3 5 inch hard drives two 5 25 inch drive bays two bays for 1 inch high hard drives Connectors External connectors Serial Parallel Video Optional DVI Network adapter Optional PS 2 with secondary serial port adapter 9 pin connector 16550C compatible 25 hole connector bidirectional 15 hole VGA connector 36 pin connector NOTE This option uses one of the PCI slots RJ 45 connector two 6 pin mini DINs USB Audio System board connectors SATA Floppy drive Serial Fan PCI 2 3 PCle x1 PCle x16 nternal USB ntrusion switch Speaker Memory modules Power 12V Power Battery Front panel NOTE This option uses one of the PCI slots two front panel and five back panel USB 2 0 compliant connectors two connectors for line in and line out two front panel connectors for headphones and microphone four 7 pin connectors 34 pin connector 24 pin connector for optional second serial port card 5 pin connector two 124 pin connectors 36 pin connector 164 pin connector 10 pin connector 3 pin connector 5 pin connector four 240 pin connector 4 pin connector 24 pin connector 2 pin socket 40 pi
26. lt Alt gt lt Del gt in Microsoft Windows XP and Windows Vista brings up the Windows Security window in MS DOS mode restarts reboots the computer lt F2 gt or lt Ctrl gt lt Alt gt lt Enter gt starts embedded system setup during system start up only lt F12 gt or lt Ctrl gt lt Alt gt lt F8 gt displays a boot device menu that allows the user to enter a device for a single boot during system start up only as well as options to run hard drive and system diagnostics Controls and Lights Power control front of chassis push button Power light within the power button green light Blinking green indicates a sleep mode solid green indicates a power on state amber light Blinking amber indicates a problem with an installed device solid amber indicates an internal power problem see Power Problems Hard drive access light front panel green Link light front panel solid green light indicates network connection Link integrity light on integrated network adapter rear panel green light for 10 Mb operation orange light for 100 Mb operation yellow light for a 1000 Mb 1 Gb operation Activity light on integrated network adapter rear panel yellow blinking light Diagnostic lights front panel four lights See Diagnostic Lights Standby power light AUX_PWR on the system board Power DC power supply Wattage 275 W Heat dissipation 938 85 BTU hr maximu
27. to 149 F 20 to 80 noncondensing 0 25 G at 3 to 200 Hz at 0 5 octave min 0 5 G at 3 to 200 Hz at 1 octave min bottom half sine pulse with a change in velocity of 50 8 cm sec 20 inches sec 27 G faired square wave with a velocity change of 508 cm sec 200 inches sec 15 2 to 3048 m 50 to 10 000 ft 15 2 to 10 668 m 50 to 35 000 ft G2 or lower as defined by ISA S71 04 1985 Back to Contents Page Dell Optiplex 740 Systems User s Guide Speaker Speaker Installing a Speaker A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the cover of your computer see Removing the Computer Cover 3 Attach the speaker to the system fan in the chassis of the computer 4 Connect the cables to the system board 5 Replace the computer cover 6 Turn on power to the computer Removing a Speaker A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharg
28. 13 Connect the AC power cable to the AC power connector DC Power Connectors DC Power Connector P1 13 14 15 16 17 18 19 20 21 22 23 24 123 45 6 7 8 9 10 11 12 Pin Number 18 AWG Wire lt O a4 Q w ju jg O Olwliw s F lt lt u UIlOls lt Fe 5 m Ko zZ Black N o O lt Q N N w A z f 7 pa ooo 5 Pecsa fe SSS 7 s 3 16 n E E t 15 16 faa ooo we Sid lea ooo ea ooo lea ooo a N N OJ lt lt iI lt zio aliala ololollo o lee ufaafu S s s N A iz Black Use 22 AWG wire instead of 18 AWG wire DC Power Connector P2 Pin Number Signal Name 18 AWG Wire 18 AWG Wire DC Power Connector P4 432 1 Pin Number Signal Name 22 AWG Wire DC Power Connector P5 and P6 Tm 54321 Pin Number Signal name 18 AWG Wire 2 C 3 Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Removing the Computer Cover Removing the Computer Cover A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer co
29. 3 5 inch devices two 3 5 inch hard drives supported Expansion Bus Bus type Bus speed Cards Default no riser card cage PCI connectors card size connector size connector data width maximum PCI Express connectors card size power connector size connector data width maximum Optional full height PCI Express riser card cage PCI 2 3 PCI Express 1 0A SATA 1 0A and 2 0 USB 2 0 PCI 133 MB s PCI Express x16 40 GB s bidirectional speed SATA 1 5 Gbps and 3 0 Gbps USB 480 Mbps high speed 12Mbps full speed 1 2 Mbps low speed half length full height cards supported with optional riser card cage low profile cards supported two low profile 124 pins 32 bits one x16 low profile 25 W maximum 164 pins x16 16 PCI Express lanes x16 low profile and full height cards supported Drives Externally accessible Internally accessible Connectors External connectors Serial Video Network adapter one 3 5 inch drive one bay for optical drive or optional second hard drive supporting up to two 3 5 inch hard drives one bay for a 1 inch high hard drive 9 pin connector 16550C compatible 25 hole connector bidirectional 15 hole VGA connector RJ 45 connector Optional PS 2 with secondary serial port adapter Option
30. CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it 74 NOTE If you have two hard drives installed see Removing and Replacing a Second Hard Drive for removal and replacement instructions for the second hard drive Removing the Hard Drive 1 If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure 2 Follow the procedures in Before You Begin NOTE Since the following steps do not require the complete removal of the optical drive and the floppy drive it is not necessary to disconnect the cables connecting the two drives 3 Remove the optical drive see Removing an Optical Drive from the bay and carefully set it aside 4 Remove the floppy drive media card reader or second hard drive if installed see Removing a Floppy Drive Removing the Media Card Reader or Removing and Replacing a Second Hard Drive and carefully set it aside 5 Squeeze the two plastic securing clips on each side of the hard drive and slide the drive towards the back of the computer ETTE S NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 6 Lift
31. Card 1 Follow the procedures in Before You Begin 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position a card retention latch 2 alignment guide a earceage connecter s cara connector e release rao 3 If necessary disconnect any cables connected to the card 4 Grasp the card by its top corners and ease it out of its connector 5 If you are removing the card permanently install a filler bracket in the empty card slot opening y NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 7 Secure the card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover Installing PCI Express x16 Cards and DVI Cards 1 Follow the procedures in Before You Begin 2 If you are replacing a PCI Express x16 card remove the installed card see Removing PCI Express x16 Cards and DVI Cards NOTE See the documentation that came with the card for information on configuring the card making internal connections
32. Install Windows xP message appears 3 Restart the computer 4 Press lt F12 gt immediately after the DELL logo appears If the operating system logo appears wait until you see the Windows desktop and then shut down the computer and try again 5 Press the arrow keys to select CD ROM and press lt Enter gt 6 When the Press any key to boot from CD message appears press any key Windows XP Setup 1 When the Windows XP Setup screen appears press lt Enter gt to select To set up Windows now 2 Read the information on the Microsoft Windows Licensing Agreement screen and press lt F8 gt to accept the license agreement 3 If your computer already has Windows XP installed and you want to recover your current Windows XP data type r to select the repair option and remove the media 4 If you want to install a new copy of Windows XP press lt Esc gt to select that option Press lt Enter gt to select the highlighted partition recommended and follow the instructions on the screen The Windows XP Setup screen appears and the operating system begins to copy files and install the devices The computer automatically restarts multiple times NOTICE Do not press any key when the following message appears Press any key to boot from the CD K 10 Ti Ta NOTE The time required to complete the setup depends on the size of the hard drive and the speed of your computer When the Regional and Language Options sc
33. Next 5 When the Now goto your old computer screen appears go to your old or source computer Do not click Next at this time To copy data from the old computer On the old computer insert the Windows XP Operating System media On the Welcome to Microsoft Windows XP screen click Perform additional tasks Under What do you want to do click Transfer files and settings Next On the Which computer is this screen click Old Computer Next On the Select a transfer method screen click the transfer method you prefer On the What do you want to transfer screen select the items you want to transfer and click Next After the information has been copied the Completing the Collection Phase screen appears Click Finish To transfer data to the new computer On the Now go to your old computer screen on the new computer click Next On the Where are the files and settings screen select the method you chose for transferring your settings and files and click Next The wizard reads the collected files and settings and applies them to your new computer When all of the settings and files have been applied the Finished screen appears Click Finished and restart the new computer Running the Files and Settings Transfer Wizard Without the Operating System Media To run the Files and Settings Transfer Wizard without the Operating System media you must create a wizard disk that will allow you to create a backup image file to remov
34. Not Set No system password is assigned and the password jumper on the system board is in the enabled position the default setting Assigning a System Password NOTE To escape from the field without assigning a system password press lt Tab gt or the lt Shift gt lt Tab gt key combination to move to another field or press lt Esc gt at any time before you complete step 5 1 Enter system setup and verify that Password Status is set to Unlocked 2 Highlight System Password and then press the left or right arrow key The option heading changes to Enter Password followed by an empty 32 character field in square brackets 3 Type your new system password You can use up to 32 characters To erase a character when entering your password press lt Backspace gt or the left arrow key The password is not case sensitive Certain key combinations are not valid If you enter one of these combinations the speaker emits a beep As you press each character key or the spacebar for a blank space a placeholder appears in the field 4 Press lt Enter gt If the new system password is less than 32 characters the whole field fills with placeholders Then the option heading changes to Verify Password followed by another empty 32 character field in square brackets 5 To confirm your password type it a second time and press lt Enter gt The password setting changes to Set 6 Exit system setup Password protection takes e
35. Start button and click Control Panel 2 In the Control Panel window click User Accounts 3 Under Pick a task click Create a new account 4 Under Name the new account type the name of the new user and click Next 5 Under Pick an account type click one of the following options Computer administrator You can change all computer settings Limited You can change only your own personal settings such as your password You cannot install programs or use the Internet NOTE Additional options may be available depending on whether you are using Windows XP Home Edition or Windows XP Professional Also options available in Windows XP Professional vary depending on whether your computer is connected to a domain 6 Click Create Account Fast User Switching Fast User Switching allows multiple users to access one computer without requiring the previous user to log off Windows Vista 1 Click the Windows Vista Start button and then click Transfer files and settings Start Windows Easy Transfer The current user s name and picture appear on the Start menu 2 Click the right arrow icon in the lower right corner of the Start menu 3 Click Switch User 4 Click the name of the user account you want to switch to 5 Enter your password if applicable 6 Click the Go arrow 7 Click Start The user s name and picture now appear in the Start menu Windows XP K NOTE Fast User Switching is unavailable if you
36. Tab fC J Results Displays the results of the test and any error conditions encountered Errors Displays error conditions encountered error codes and the problem description Help Describes the test and may indicate requirements for running the test Configuration Displays your hardware configuration for the selected device The Dell Diagnostics obtains configuration information for all devices from system setup memory and various internal tests and it displays the information in the device list in the left pane of the screen The device list may not display the names of all the components installed on your computer or all devices attached to your computer Parameters Allows you to customize the test by changing the test settings 4 When the tests are completed if you are running the Dell Diagnostics from the Drivers and Utilities media remove the CD or DVD 5 When the tests are complete close Close the test screen to return to the Main Menu screen To exit the Dell Diagnostics and restart the computer close the Main Menu screen System Lights Your power button light and hard drive light may indicate a computer problem Power Light Problem Description Suggested Resolution Solid green Power is on and the computer is operating normally On No corrective action is required the desktop computer a solid green light indicates a network connection Blinking green The computer is in a power savi
37. Use a small flat edge screw driver on the back side of the drive panel insert to gently pop off the insert b Remove the four shoulder screws from the drive panel insert 2 If you are replacing an existing media card reader Remove the four shoulder screws from the existing media card reader 3 Insert the four shoulder screws into the sides of the new media card reader and tighten them Om Da 4 Attach the media card reader cable to the media card reader 5 Connect the card reader cable to the USB1 connector on the system board see System Board Components for the connector location 6 Align the shoulder screws with the screw guides numbered as 2 and slide the media card reader forward into the bay until it clicks into place shoulder screws 4 media card reader cable shoulderserewsioeiay Si CCS 7 Replace the optical drive see Installing an Optical Drive 8 Check all cable connections and fold cables out of the way to provide airflow for the fan and cooling vents 9 Replace the computer cover see Replacing the Computer Cover 10 Enter system setup and set the Diskette Drive option to enable your new media card reader see Entering System Setup 11 Verify that your computer works correctly by running theDell Diagnostics see Dell Diagnostics Hard Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A
38. XP Device Driver Rollback If a problem occurs on your computer after you install or update a driver use Windows XP Device Driver Rollback to replace the driver with the previously installed version 1 Click the Start button and click Control Panel 2 Under Pick a Category click Performance and Maintenance 3 Click System 4 In the System Properties window click the Hardware tab 5 Click Device Manager 6 Right click the device for which the new driver was installed and click Properties 7 Click the Drivers tab 8 Click Roll Back Driver If Device Driver Rollback does not resolve the problem then use System Restore see Enabling System Restore to return your computer to the operating state that existed before you installed the new driver Using the Optional Drivers and Utilities media If using Device Driver Rollback or System Restore does not resolve your problem see Restoring Your Operating System then reinstall the driver from the Drivers and Utilities media K NOTE The Drivers and Utilities media is optional and as such may not ship with all computers K NOTE To access device drivers and user documentation you must use the Drivers and Utilities media while your computer is running Windows Windows Vista 1 Save and close any open files and exit any open programs Insert the Drivers and Utilities media In most cases the CD DVD starts running automatically If it does not start Windows Explor
39. against brownouts which occur when the voltage drops more than 20 percent below the normal AC line voltage level Network connections cannot be protected by surge protectors Always disconnect the network cable from the network connector during electrical storms SVGA super video graphics array A video standard for video cards and controllers Typical SVGA resolutions are 800 x 600 and 1024 x 768 The number of colors and resolution that a program displays depends on the capabilities of the monitor the video controller and its drivers and the amount of video memory installed in the computer S video TV out A connector used to attach a TV or digital audio device to the computer SXGA super extended graphics array A video standard for video cards and controllers that supports resolutions up to 1280 x 1024 SXGA super extended graphics array plus A video standard for video cards and controllers that supports resolutions up to 1400 x 1050 system board The main circuit board in your computer Also known as the motherboard system setup A utility that serves as an interface between the computer hardware and the operating system System setup allows you to configure user selectable options in the BIOS such as date and time or system password Unless you understand what effect the settings have on the computer do not change the settings for this program T TAPI telephony application programming interface
40. and extracts data from your computer Keyboards and printers are I O devices 1 O address An address in RAM that is associated with a specific device such as a serial connector parallel connector or expansion slot and allows the processor to communicate with that device IrDA Infrared Data Association The organization that creates international standards for infrared communications IRQ interrupt request An electronic pathway assigned to a specific device so that the device can communicate with the processor Each device connection must be assigned an IRQ Although two devices can share the same IRQ assignment you cannot operate both devices simultaneously ISP Internet service provider A company that allows you to access its host server to connect directly to the Internet send and receive e mail and access websites The ISP typically provides you with a software package user name and access phone numbers for a fee K Kb kilobit A unit of data that equals 1024 bits A measurement of the capacity of memory integrated circuits KB kilobyte A unit of data that equals 1024 bytes but is often referred to as 1000 bytes key combination A command requiring you to press multiple keys at the same time kHz kilohertz A measurement of frequency that equals 1000 Hz L LAN local area network A computer network covering a small area A LAN usually is confined to a building or a few ne
41. battery a Support the battery connector by pressing down firmly on the positive side of the connector b Hold the battery with the facing up and slide it under the securing tabs at the positive side of the connector c Press the battery straight down into the connector until it snaps into place 7 If you have a Small Form Factor chassis install the hard disk drive see Installing a Hard Drive 8 Replace the computer cover see Replacing the Computer Cover 9 Enter system setup and restore the settings you recorded in step 1 see Entering System Setup 10 Properly dispose of the old battery as described in the Product Information Guide Back to Contents Page Back to Contents Page Before You Begin Dell OptiPlex 740 Systems User s Guide Recommended Tools Turning Off Your Computer Before Working Inside Your Computer This chapter provides procedures for removing and installing the components in your computer Unless otherwise noted each procedure assumes that the following conditions exist You have performed the steps in Turning Off Your Computer and Before Working Inside Your Computer You have read the safety information in your Dell Product Information Guide A component can be replaced by performing the removal procedure in reverse order Recommended Tools The procedures in this document may require the following tools 1 Small flat blade screwdriver Phill
42. beeps during start up 1 Write down the beep code on the Diagnostics Checklist see Diagnostics Checklist 2 Run the Dell Diagnostics to identify a more serious cause see Dell Diagnostics 3 Contact Dell for technical assistance see Contacting Dell Code 2 short 1 long BIOS checksum error 1 long 2 short Memory test failure bad memory during memory sizing Error Messages Fill out the Diagnostics Checklist as you complete these checks see Diagnostics Checklist A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide If the message is not listed see the documentation for the operating system or the program that was running when the message appeared A filename cannot contain any of the following characters lt gt Do not use these characters in filenames A required DLL file was not found The program that you are trying to open is missing an essential file To remove and then reinstall the program Click the Start button click Control Panel and then click Add or Remove Programs Select the program you want to remove Click the Change or Remove Program icon See the program documentation for installation instructions Pain Alert Previous attempts at booting this system have failed at checkpoint nnnn For help in resolving this problem please note this checkpoint and contact Dell Technical Suppor
43. bracket fits around the alignment guide Close the card retention latch and gently press until it clicks into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer Connect any cables that should be attached to the card See the documentation for the card for information about the card s cable connections Replace the computer cover see Replacing the Computer Cover If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer Back Panel Connectors If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer Install any drivers required for the card as described in the card documentation Removing a PCI Express x1
44. cable into the network connector On computers with a network connector card use the connector on the card It is recommended that you use Category 5 wiring and connectors for your network If you must use Category 3 wiring force the network speed to 10 Mbps to ensure reliable operation Flashes a yellow light when the computer is transmitting or receiving network data A high volume of network traffic may make this light appear to be in a steady on state Use the green line out connector to attach headphones and most speakers with integrated amplifiers On computers with a sound card use the connector on the card Use the line in connector to attach a record playback device such as a cassette player CD player or VCR On computers with a sound card use the connector on the card Use the back USB connectors for devices that typically remain connected such as printers and keyboards Plug the cable from your VGA compatible monitor into the blue connector NOTE If you purchased an optional graphics card this connector will be covered by a cap Do not remove the cap Connect your monitor to the connector on the graphics card NOTE If you are using a graphics card that supports dual monitors use the y cable that came with your computer Connect a serial device such as a handheld device to the serial port The default designations are COM1 for serial connector 1 and COM2 for serial connector 2 For more information se
45. desktop computer 1 Check the documentation or the drive to verify that it is configured for your computer 2 Follow the procedures in Before You Begin 3 Remove the computer cover see Removing the Computer Cover 4 Remove the optical drive if your configuration has one see Removing an Optical Drive 5 To remove the second hard drive a Pull up on the drive release latch and slide the hard drive towards the back of the computer b Disconnect the data and power cables from the back of the drive c Then lift up to remove the drive from the computer 6 To replace the second hard drive a Align the shoulder screws with the screw guides and slide the drive into the bay until it clicks into place b Connect the power and data cables to the back of the drive 7 Ensure that the data cable from the second hard drive remains connected to the SATA1 connector on the system board NOTICE Always connect the data cable to the SATA1 connector when installing replacing a second hard drive data cable 2 hard drive system board connector 8 Replace the optical drive if your configuration has one See Installing an Optical Drive 9 Replace the computer cover see Replacing the Computer Cover 10 Turn on the computer 11 12 13 14 1S 16 If you have installed a replacement second hard drive complete step 12 through step 16 Enter system setup and update the SATA port option
46. disconnect it from the electrical outlet Disconnect the computer power cable from the electrical outlet and press the power button to ground the system board Open the computer cover see Removing the Computer Cover for mini tower computers Removing the Computer Cover for desktop computers and Removing the Computer Cover for small form factor computers Remove the hard drive Removing a Hard Drive Locate the 2 pin password jumper on the system board and attach the jumper to reenable the password feature Replace the hard drive Installing a Hard Drive Replace the computer cover see Replacing the Computer Cover NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 15 Connect your computer and devices to electrical outlets and turn them on K NOTE This procedure enables the password feature When you enter system setup both system and administrator password options appear as Not Set meaning that the password feature is enabled but no password is assigned see Entering System Setup 16 Assign a new system and or administrator password Clearing CMOS Settings A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide 1 Follow the procedures in Before You Begin K NOTE CMOS settings will not be cleared if power is not removed from the system 2 I
47. from their electrical outlets wait 10 to 20 seconds and then remove the computer cover see Removing the Computer Cover for mini tower computers or Removing the Computer Cover for desktop computers 2 Ensure that each card is firmly seated in its connector Reseat any loose cards 3 Ensure that all cables are firmly connected to their corresponding connectors on the cards If any cables appear loose reconnect them For instructions on which cables should be attached to specific connectors on a card see the card s documentation 4 Close the computer cover see Replacing the Computer Cover reconnect the computer and devices to electrical outlets and then turn them on Test the graphics card 1 Turn off the computer and devices disconnect them from their electrical outlets wait 10 to 20 seconds and then remove the computer cover see Removing the Computer Cover for mini tower computers or Removing the Computer Cover for desktop computers 2 Remove all cards except the graphics card see PCI PCI Express Cards and PS 2 Serial Port Adapters for mini tower computers or Removing a PCI Card for desktop computers If your primary hard drive is connected to a drive controller card leave the drive controller card installed in the computer 3 Close the computer cover see Replacing the Computer Cover reconnect the computer and devices to electrical outlets and then turn them on 4 Run the Dell Dia
48. guide card edge connector s cara connector e release 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position 3 If you are installing a new card remove the filler bracket to create a card slot opening Then continue with step 5 4 If you are replacing a card that is already installed in the computer remove the card see Removing a PCI Express x1 Card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the new card for installation See the documentation that came with the card for information on configuring the card making internal connections or otherwise customizing it for your computer A CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot X La 1 PCI Express x1 card 2 PCI Express x1 card connector fully seated card not fully seated card bracket within slot 7 10 1d 123 13 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler
49. heat sink assembly 4 Loosen the captive screw on each side of the heat sink assembly gt CAUTION Despite having a plastic shield the heat sink assembly may be very hot during normal operation Be sure that it has had sufficient time to cool before you touch it NOTICE Before rotating the heat sink assembly upward twist the assembly side to side to help break the thermal grease bond between the heat sink and the processor This is to prevent damage to the processor from pulling the processor out of the socket while rotating the heat sink assembly upward 5 Rotate the heat sink assembly upward and remove the assembly from the computer Lay the heat sink down on its top with the thermal grease facing upward captive screws in housing 2 2 heat sink assembly NOTICE Unless a new heat sink is required for the new processor reuse the original heat sink assembly when you replace the processor 6 Pull the release lever straight up until the processor is released 3 socket 1 processor 2 release lever NOTICE Be careful not to bend any of the pins when you remove the processor from the socket Bending the pins can permanently damage the processor 7 Remove the processor from the socket Leave the release lever extended in the release position so that the socket is ready for the new processor and go to Installing the Processor NOTICE After removing the processor be careful not
50. information that was saved to the hard drive is automatically restored HTTP hypertext transfer protocol A protocol for exchanging files between computers connected to the Internet HyperTransport HyperTransport is an AMD technology that can increase overall computer performance by removing bottlenecks increasing system bandwidth and reducing system latency Hz hertz A unit of frequency measurement that equals 1 cycle per second Computers and electronic devices are often measured in kilohertz kHz megahertz MHz gigahertz GHz or terahertz THz IC integrated circuit A semiconductor wafer or chip on which thousands or millions of tiny electronic components are fabricated for use in computer audio and video equipment IDE integrated device electronics An interface for mass storage devices in which the controller is integrated into the hard drive or CD drive IEEE 1394 Institute of Electrical and Electronics Engineers Inc A high performance serial bus used to connect IEEE 1394 compatible devices such as digital cameras and DVD players to the computer infrared sensor A port that allows you to transfer data between the computer and infrared compatible devices without using a cable connection integrated Usually refers to components that are physically located on the computer s system board Also referred to as built in 1 O input output An operation or device that enters
51. it into place 10 Replace the computer cover see Replacing the Computer Cover K NOTE See the documentation for the card for information about the card s cable connections 11 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 12 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 13 Install any drivers required for the card as described in the card documentation Removing a PCI Express x16 Card or DVI Card 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 3 If necessary disconnect any cables connected to the card 4 Pres
52. not fully seated card 3 bracket within slot 7 Secure the card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover 9 Uninstall the card s driver See the documentation that came with the card for instructions 10 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer 11 If you removed an network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PCI Express Cards Your computer supports one PCI Express x16 card and one PCI Express x1 card See System Board Components for the location of the PCI Express card slots r d A 3 1 PCI Express x1 card PCI Express x16 card 3 PCI Express x16 DVI card PCI Express x1 card slot PCI Express x16 card slot 6 PCI Express x16 DVI card slot If you are replacing a card uninstall the driver for the existing card See the documentation that came with the card for instructions Installing a PCI Express x1 Card 1 Follow the procedures in Before You Begin card retention latch alignment
53. on the computer chassis K NOTE Memory purchased from Dell is covered under your computer warranty 1 Follow the procedures in Before You Begin 2 If you are using a desktop computer remove the optical drive see Removing an Optical Drive a small form factor computer first remove the optical drive see Removing an Optical Drive and then remove the floppy drive or media card reader see Removing a Floppy Drive or Media Card Reader 3 Press out the securing clip at each end of the memory module connector securing clips 2 memory connector closest to processor 4 Align the notch on the bottom of the module with the crossbar in the connector cutouts 2 2 memory module 3 notch 1 la Jewester i id d NOTICE To avoid damage to the memory module press the module straight down into the connector while you apply equal force to each end of the module 5 Insert the module into the connector until the module snaps into position If you insert the module correctly the securing clips snap into the cutouts at each end of the module 6 If you are using a desktop computer replace the optical drive see Installing an Optical Drive a small form factor computer first replace the floppy drive or media card reader see nstalling a Floppy Drive or Media Card Reader and then replace the optical drive see Installing an Optical Drive 7 Replace t
54. or Zip disk into the drive and try again Resolving Software and Hardware I ncompatibilities If a device is either not detected during the operating system setup or is detected but incorrectly configured you can use Device Manager or the Hardware Troubleshooter to resolve the incompatibility Microsoft Windows XP To resolve incompatibilities using Device Manager 1 Click the Start button and click Control Panel 2 Click Performance and Maintenance and click System 3 Click the Hardware tab and click Device Manager 4 In the Device Manager list check for devices that are incorrectly configured Incorrectly configured devices are indicated by a yellow exclamation point or a red x if the device has been disabled 5 Double click any device marked with an exclamation point to display the Properties window The Device status area in the Properties window reports the devices that need to be re configured 6 Reconfigure the devices or remove the devices from the Device Manager See the documentation that came with the device for information on configuring the device To resolve incompatibilities using the Windows XP Hardware Troubleshooter 1 Click the Start button and click Help and Support 2 Type hardware troubleshooter in the Search field and click the arrow to start the search 3 Click Hardware Troubleshooter in the Search Results list 4 In the Hardware Troubleshooter list click nee
55. permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo OptiPlex Inspiron Dimension Latitude Dell Precision DellNet TravelLite Dell OpenManage PowerVault Axim PowerEdge PowerConnect and PowerApp are trademarks of Dell Inc AMD AMD Athlon AMD Phenom and combinations thereof and Cool n Quiet are trademarks of Advanced Micro Devices Inc Microsoft and Windows are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation Bluetooth is a trademark owned by Bluetooth SIG Inc and is used by Dell Inc under license ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner Dell Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own March 2008 RP699 Rev A03 Back to Contents Page Dell Optiplex 740 Systems User s Guide 1 0 Panel 1 O Panel Removing the I O Panel A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide A CAUTION To guard against electrical shock always unplug your computer from the elect
56. see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 17 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 18 Install any drivers required for the card as described in the card documentation Removing a PCI Card From the Riser Card Cage 1 Follow the procedures in Before You Begin 2 Remove the riser card cage a Check any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage handle up and gently pull on the handle and lift the riser card cage up and away from the computer rene T riser card cage 3 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 4 If necessary disconnect any cables connected to the card 5 Grasp the card by its top corners and ease it out of its connector 6 If you are removing the card permanently install a filler brac
57. select one of the topics listed or type a word or phrase that describes your problem into the Search box click the arrow icon and then click the topic that describes your problem 3 Follow the instructions on the screen Microsoft Windows Vista Click the Windows Vista Start button and then click Help and Support In Search Help type a word or phrase that describes your problem and then press lt Enter gt or click the magnifying glass Click the topic that describes your problem Follow the instructions on the screen DellConnect Service and Support Dell associates can diagnose and repair your computer remotely over a broadband connection To learn more and get started with DellConnect go to support dell com and click Revolutionary remote help DellConnect Operating System Media NOTE The Operating System media may be optional and may not ship with your computer The operating system is already installed on your computer To reinstall your operating system use the Operating System media See Reinstalling Microsoft Windows Vista and Windows XP After you reinstall your operating system use the optional Drivers and Utilities media to reinstall drivers for the devices that came with your computer Your operating system product key label is located on your computer NOTE The color of your media varies based on the operating system you ordered Back to Contents Page Getting Help Dell Optiple
58. serial port adapter system board connector connector PS2 SER2 7 Connect the adapter cable to the PS 2 serial port adapter connector PS2 SER2 on the system board see System Board Components K NOTE See the documentation for the PS 2 serial port adapter for information about the cable connections 8 Replace the computer cover see Replacing the Computer Cover Removing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 3 Disconnect the PS 2 serial port cable from the system board see System Board Components 4 Grasp the PS 2 serial port adapter bracket by its top corners and ease it out of its connector 5 If you are removing the adapter permanently install a filler bracket in the empty card slot opening NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 7 Secure any remaining card s by closing the card retention latch and snapping it into place 8 Replace the computer cover
59. sound from speakers NOTE The volume control in some MP3 players overrides the Windows volume setting If you have been listening to MP3 songs ensure that you did not turn the player volume down or off Check the speaker cable connections Ensure that the speakers are connected as shown on the setup diagram supplied with the speakers If you purchased an audio card ensure that the speakers are connected to the card Ensure that the subwoofer and the speakers are turned on See the setup diagram supplied with the speakers If your speakers have volume controls adjust the volume bass or treble to eliminate distortion Adjust the Windows volume control Click or double click the speaker icon in the lower right corner of your screen Ensure that the volume is turned up and that the sound is not muted Disconnect headphones from the headphone connector Sound from the speakers is automatically disabled when headphones are connected to the computer s front panel headphone connector Test the electrical outlet Ensure that the electrical outlet is working by testing it with another device such as a lamp Enable digital mode Your speakers do not work if the CD drive is operating in analog mode 1 Click the Start button click Control Panel and then click Sounds Speech and Audio Devices 2 Click Sounds and Audio Devices Click the Hardware tab Double click the name of your CD drive Click the Pro
60. step 5 4 If you are replacing a PCI Express x16 card or DVI card remove the card see Removing a PCI Express x16 Card or DVI Card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the card for installation CAUTI ON Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards gt K NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot 1 PCI Express x16 card 2 PCI Express x16 card connector PCI Express x16 card connector a PCI Express x16 DVI card 2 DVI card connector fully seated card not fully seated card bracket within slot NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 7 Connect any cables that should be attached to the card 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9
61. the bottom of the heat sink NOTICE Ensure that you apply new thermal grease New thermal grease is critical for ensuring adequate thermal bonding which is a requirement for optimal processor operation 8 Apply the new thermal grease to the top of the processor 9 Install the heat sink assembly a Place the heat sink assembly back onto the heat sink assembly bracket b Rotate the heat sink assembly down towards the computer base and ensure that the two captive screws are properly aligned with the holes in the system board c Tighten the two captive screws NOTICE Ensure that the heat sink is correctly seated and secure rest sink asee 2 heat sink assembly bracket B captive screw in housing 2 10 Route the floppy drive cable through the cable routing clips on the heat sink assembly 11 Replace the hard drive see Installing a Hard Drive 12 Replace the computer cover see Replacing the Computer Cover Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Removing the Computer Cover Removing the Computer Cover A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover 1 Follow the procedures in Before You Begin If you
62. the drive out of the computer and disconnect the power and hard drive cables from the drive Installing a Hard Drive 1 Unpack the replacement hard drive and prepare it for installation NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it 2 If your replacement hard drive does not have the plastic hard drive bracket attached remove the bracket from the existing drive by unsnapping it from the drive 1 hard drive 2 release tabs 2 3 plastic hard drive bracket 3 Attach the bracket to the new drive by aligning the two securing tabs with the mounting holes in the hard drive and then rotating the drive down snapping it onto the bracket i eamou is Jae seen E E E _ 4 5 Connect the power and data cables to the drive Locate the correct slot for the drive and slide the drive into the bay until it clicks into place 6 10 Tis 12 T 14 15 16 slot verification number Replace the floppy drive media card reader or second hard drive see Installing a Floppy Drive Installing the Media Card Reader or Removing and Replacing a Second Hard Drive Replace the optical drive see Installing an Optical Drive Check all connectors to be certain that they are properly cabled and firmly seated Replace the computer cover see Replacing the
63. to get any thermal grease on the processor pins Thermal grease on the pins can permanently damage the processor Installing the Processor NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE Be careful not to bend any of the pins when you replace the processor from the socket Bending the pins can permanently damage the processor 1 Follow the procedures in Before You Begin NOTICE Be careful not to bend any of the pins when you unpack the processor Bending the pins can permanently damage the processor Unpack the new processor being careful not to bend any of the processor pins 2 7 NOTE You must position the processor correctly in the socket to avoid permanent damage to the processor and the computer when you turn on the computer 3 If the release lever on the socket is not fully extended move it to that position 4 Align the pin 1 corners of the processor and socket a socket and processor pin 1 indicator l2 processor release lever NOTICE To avoid damage ensure that the processor aligns properly with the socket and do not use excessive force when you install the processor 5 Set the processor lightly in the socket and ensure that the processor is positioned correctly While lightly pressing down on the processor rotate the release lever back toward the system board until it snaps into place securing the processor 7 Clean the thermal grease from
64. under the Drives option list see Entering System Setup Exit system setup and reboot the computer Partition and logically format your drive K NOTE For instructions see the documentation that came with your operating system Test the hard drive by running the Dell Diagnostics see Dell Diagnostics Install your operating system on the new second hard drive K NOTE For instructions see the documentation that came with your operating system Back to Contents Page Dell OptiPlex 740 User s Guide Desktop Computer About Your Computer Finding Information Desktop Computer Desktop Computer Model DCNE Specifications Advanced Features Cleaning Your Computer Reinstalling Drivers and the Operating System Solving Problems Microsoft Windows XP and Windows Vista Features Troubleshooting Tools and Utilities Getting Help Warranty FCC Regulatory Model U S Only Glossary Models DCSM DCNE and DCCY Removing and Replacing Parts Before You Begin Removing the Computer Cover Chassis Intrusion Switch O Panel Drives PCI PCI Express Cards and PS 2 Serial Port Adapters Power Supply Processor Battery Replacing the System Board Memory Replacing the Computer Cover Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware o
65. used for troubleshooting problems S SAS serial attached SCSI A faster serial version of the SCSI interface as opposed to the original SCSI parallel architecture SATA serial ATA A faster serial version of the ATA IDE interface ScanDisk A Microsoft utility that checks files folders and the hard disk s surface for errors ScanDisk often runs when you restart the computer after it has stopped responding SCSI small computer system interface A high speed interface used to connect devices to a computer such as hard drives CD drives printers and scanners The SCSI can connect many devices using a single controller Each device is accessed by an individual identification number on the SCSI controller bus SDRAM synchronous dynamic random access memory A type of DRAM that is synchronized with the optimal clock speed of the processor serial connector An O port often used to connect devices such as a handheld digital device or digital camera to your computer Service Tag A bar code label on your computer that identifies your computer when you access Dell Support at support dell com or when you call Dell for customer service or technical support setup program A program that is used to install and configure hardware and software The setup exe or install exe program comes with most Windows software packages Setup program differs from system setup shortcut An icon that provides quick ac
66. 11 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Back to Contents Page Back to Contents Page Dell OptiPlex 740 User s Guide Mini Tower Computer About Your Computer Finding Information Mini Tower Computer Mini Tower Computer Model DCSM Specifications Advanced Features Cleaning Your Computer Reinstalling Drivers and the Operating System Solving Problems Microsoft Windows XP and Windows Vista Features Troubleshooting Tools and Utilities Getting Help Warranty FCC Regulatory Model U S Only Glossary Models DCSM DCNE and DCCY Removing and Replacing Parts Before You Begin Removing the Computer Cover Chassis Intrusion Switch O Panel Drives PCI PCI Express Cards and PS 2 Serial Port Adapters Power Supply Processor Battery Replacing the System Board Memory Replacing the Computer Cover Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2007 2008 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written
67. 430 RAID 0 and RAID 1 NOTE RAID support is available only for select models 8 Mb or 4 Mb NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens support for Atmel 1 Mb and 2 Mb EEPROM Capable of 10 100 1000 communication Stereo conversion nVidia integrated video DirectX 9 0c Shader Model 3 0 Graphics Processing Unit or PCI Express x16 graphics card or DVI graphics card Sigma Tel 9200 CODEC 2 1 Channel Audio 24 bit analog to digital 24 bit digital to analog Controllers Drives two SATA controllers supporting two devices each including two 3 5 inch hard drives Expansion Bus Bus type Bus speed Cards PCI connectors connector size connector data width maximum PCI Express connectors power connector size connector data width maximum PCI 2 3 PCI Express 1 0A SATA 1 0A and 2 0 USB 2 0 PCI 133 MB s PCI Express x16 40 GB s bidirectional speed PCI Express x1 2 5 Gbps SATA 1 5 Gbps and 3 0 Gbps USB 480 Mbps high speed 12 Mbps full speed 1 2 Mbps low speed ull height cards supported two 124 pins 32 bits one x1 and one x16 10 W x1 and 75 W x16 maximum 36 pins x1
68. 5 MB L2 dedicated cache and 2 MB shared L3 cache AMD Athlon 64 X2 2 MB L2 dedicated cache AMD Athlon 64 X2 1 MB L2 dedicated cache AMD Athlon 1 MB L2 dedicated cache AMD Athlon 512 KB L2 dedicated cache 667 or 800 MHz DDR2 SDRAM 256 MB 512 MB 1 GB or 2 GB non ECC dual channel 512 MB single channel 256 MB Computer I nformation Chipset Data bus width Address bus width DMA channels Interrupt levels BIOS chip NVRAM NIC 8 Mb or 4 Mb NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens integrated network interface with ASF 1 03 and 2 0 support as defined by DMTF Capable of 10 100 1000 communication Video Type nVidia integrated video DirectX 9 0c Shader Model 3 0 Graphics Processing Unit PCI Express x16 graphics card or DVI graphics card Sigma Tel 9200 CODEC 2 1 Channel Audio Stereo conversion 24 bit analog to digital 24 bit digital to analog Controllers one SATA controller supporting two devices Drives Expansion Bus Bus type PCI 2 3 PCI Express 1 0A SATA 1 0A and 2 0 USB 2 0 Bus speed PCI 133 MB s PCI Express x16 40 GB s bidirectional speed SATA
69. Bending the pins can permanently damage the processor 2 Unpack the new processor being careful not to bend any of the processor pins NOTE You must position the processor correctly in the socket to avoid permanent damage to the processor and the computer when you turn on the computer 3 If the release lever on the socket is not fully extended move it to that position 4 Align the pin 1 corners of the processor and socket release lever NOTICE To avoid damage ensure that the processor aligns properly with the socket and do not use excessive force when you install the processor 5 Set the processor lightly in the socket and ensure that the processor is positioned correctly 6 While lightly pressing down on the processor rotate the release lever back toward the system board until it snaps into place securing the processor 7 Clean the thermal grease from the bottom of the heat sink NOTICE Ensure that you apply new thermal grease New thermal grease is critical for ensuring adequate thermal bonding which is a requirement for optimal processor operation 8 Apply the new thermal grease to the top of the processor NOTICE Ensure that the CPU and audio cables are not routed so that they are pinched when the heat sink assembly is installed 9 Install the heat sink assembly a Place the heat sink assembly back onto the heat sink assembly bracket b Rotate the heat sink assembly down towa
70. C certification of the computer The brackets also keep dust and dirt out of your computer 7 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 8 Secure the card s by closing the card retention latch and snapping it into place 9 Replace the computer cover see Replacing the Computer Cover Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Processor Processor A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Removing the Processor 1 Follow the procedures in Before You Begin 2 Loosen the captive screw on each side of the heat sink assembly A CAUTION Despite having a plastic shield the heat sink assembly may be very hot during normal operation Be sure that it has had sufficient time to cool before you touch it NOTICE Before rotating the heat sink assembly upward twist the assembly side to side to help break the thermal grease bond between the heat si
71. Cards support both the PCI Express and USB 2 0 standard Express Service Code A numeric code located on a sticker on your Dell computer Use the Express Service Code when contacting Dell for assistance Express Service Code service may not be available in some countries extended display mode A display setting that allows you to use a second monitor as an extension of your display Also referred to as dual display mode extended PC Card A PC Card that extends beyond the edge of the PC Card slot when installed F Fahrenheit A temperature measurement scale where 32 is the freezing point and 212 is the boiling point of water FBD fully buffered DIMM A DIMM with DDR2 DRAM chips and an Advanced Memory Buffer AMB that speeds communication between the DDR2 SDRAM chips and the system FCC Federal Communications Commission A U S agency responsible for enforcing communications related regulations that state how much radiation computers and other electronic equipment can emit fingerprint reader A strip sensor that uses your unique fingerprint to authenticate your user identity to help secure your computer folder A term used to describe space on a disk or drive where files are organized and grouped Files in a folder can be viewed and ordered in various ways such as alphabetically by date and by size format The process that prepares a drive or disk for file storage When a drive or disk is form
72. Computer Cover If the drive you just installed is the primary drive insert a bootable medium into your boot drive Turn on the computer Enter system setup and update the appropriate Primary Drive option 0 or 2 see Entering System Setup Exit system setup and reboot the computer Partition and logically format your drive before you proceed to the next step For instructions see the documentation that came with your operating system Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Install your operating system on the hard drive For instructions see the documentation that came with your operating system Removing and Replacing a Second Hard Drive For information on RAID configuration see About RAID Configurations A KO OP CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it NOTICE If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure NOTE Installation of a second hard drive is restricted to certain configurations of the
73. Dell OptiPlex 740 User s Guide Mini Tower Computer J Desktop Computer Small Form Factor Computer Back to Contents Page Back to Contents Page Advanced Features Dell OptiPlex 740 Systems User s Guide LegacySelect Technology Control umper Settings Manageability Clearing Forgotten Passwords Security Clearing CMOS Settings Password Protection Trusted Platform Module TPM System Setup Booting to a USB Device HyperTransport and Dual Core Technology Power Management About RAID Configurations Enabling Cool n Quiet Technology LegacySelect Technology Control LegacySelect technology control offers legacy full legacy reduced or legacy free solutions based on common platforms hard drive images and help desk procedures Control is provided to the administrator through system setup Dell OpenManage IT Assistant or Dell custom factory integration LegacySelect allows administrators to electronically activate or deactivate connectors and media devices that include serial and USB connectors a parallel connector a floppy drive PCI slots and a PS 2 mouse Connectors and media devices that are deactivated make resources available You must restart the computer to effect the changes Manageability Alert Standard Format ASF is a DMTF management standard that specifies pre operating system or operating system absent alerting techniques The standard is designed to gen
74. Devices are plugged directly in to a 4 pin socket on your computer or in to a multi port hub that plugs in to your computer USB devices can be connected and disconnected while the computer is turned on and they can also be daisy chained together UTP unshielded twisted pair Describes a type of cable used in most telephone networks and some computer networks Pairs of unshielded wires are twisted to protect against electromagnetic interference rather than relying on a metal sheath around each pair of wires to protect against interference UXGA ultra extended graphics array A video standard for video cards and controllers that supports resolutions up to 1600 x 1200 Vv video controller The circuitry on a video card or on the system board in computers with an integrated video controller that provides the video capabilities in combination with the monitor for your computer video memory Memory that consists of memory chips dedicated to video functions Video memory is usually faster than system memory The amount of video memory installed primarily influences the number of colors that a program can display video mode A mode that describes how text and graphics are displayed on a monitor Graphics based software such as Windows operating systems displays in video modes that can be defined as x horizontal pixels by y vertical pixels by z colors Character based software such as text editors displays in video modes t
75. E Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 7 Secure any remaining card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover 9 Uninstall the card s driver See the documentation that came with the card for instructions 10 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 11 If you removed an network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector o
76. E Unless a new heat sink is required for the new processor reuse the original heat sink assembly when you replace the processor 4 Pull the release lever straight up until the processor is released 3 socket 1 processor 2 release lever NOTICE Be careful not to bend any of the pins when you remove the processor from the socket Bending the pins can permanently damage the processor 5 Remove the processor from the socket Leave the release lever extended in the release position so that the socket is ready for the new processor and go to Installing the Processor NOTICE After removing the processor be careful not to get any thermal grease on the processor pins Thermal grease on the pins can permanently damage the processor Installing the Processor NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE Be careful not to bend any of the pins when you replace the processor Bending the pins can permanently damage the processor 1 Follow the procedures in Before You Begin NOTICE Be careful not to bend any of the pins when you unpack the processor Bending the pins can permanently damage the processor 2 Unpack the new processor being careful not to bend any of the processor pins NOTE You must position the processor correctly in the socket to avoid permanent damage to the processor and the computer when you turn on the computer 3 If the release leve
77. Guide Check the mouse cable 1 Check the cable connector for bent or broken pins and for damaged or frayed cables Straighten bent pins 2 Remove mouse extension cables if used and connect the mouse directly to the computer 3 Shut down the computer reconnect the mouse cable as shown in the Quick Reference Guide for your computer and then restart the computer Restart the computer Simultaneously press lt Ctrl gt lt Esc gt to display the Start menu Type u press the keyboard arrow keys to highlight Shut down or Turn Off and then press lt Enter gt After the computer turns off reconnect the mouse cable as shown on the in the Quick Reference Guide for your computer Start the computer Pw Test the mouse Connect a properly working mouse to the computer and try using the mouse If the new mouse works the original mouse is faulty Check the mouse settings 1 Click the Start button click Control Panel and then click Printers and Other Hardware 2 Click Mouse 3 Try adjusting the settings If you are using a PS 2 mouse 1 Enter system setup and ensure that the Mouse Port option is set to On 2 Exit system setup and restart the computer Reinstall the mouse driver See Reinstalling Drivers and Utilities Run the Dell Diagnostics See Dell Diagnostics Check for software and hardware conflicts See Resolving Software and Hardware Incompatibilities
78. IC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PS 2 Serial Port Adapters A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Installing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position card retention latch 2 alignment guide 3 Remove the filler bracket if applicable K NOTE See the documentation that came with the PS 2 serial port adapter for information on configuring the adapter making internal connections or customizing it for your computer 4 Align the PS 2 serial port adapter bracket in the retention slot and press down firmly Ensure that the adapter is fully seated in the slot fully seated card not fully seated card bracket within slot Before you close the card retention mechanism ensure that The tops of all adapters and filler brackets are flush wi
79. ID if signed drives otherwise ATA axcr default for small form factor computers RAID On SATA is configured for RAID on every boot NOTE When in Autodetect mode the computer configures the drive as RAID if a RAID signature is detected on the drive Otherwise the drive will be configured as AHCI or ATA Options for small form factor computers AHCI ATA SMART Reporting This setting determines whether integrated drive errors are reported or not during system startup Off default Onboard Devices Integrated NIC On default Integrated Audio On default USB Controller On default USB 0 through 5 On default Front USB Ports On default LPT Port Mode PS 2 default LPT Port Address Serial Port 1 Auto default Serial Port 2 Auto default PS 2 Mouse Port Enables or disables the integrated NIC controller Settings are Off On On w PXE or On w RPL When the On w PXE or the On w RPL setting is active if a boot routine is not available from the network server the computer attempts to boot from the next device in the boot sequence list Enables or disables the onboard audio controller Enables or disables the internal USB controller No Boot enables the controller but disables the ability to boot from a USB device NOTE Operating systems with USB support will recognize USB floppy drives regardless o
80. SWD 19 serial connector 20 optional DVI card 21 fan connector FAN_CPU PS2 SER2 connector DVI_HDR Back to Contents Page Back to Contents Page PCI PCI Express Cards and PS 2 Serial Port Adapters PCI PCI Express Cards and PS 2 Serial Port Adapters A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Your Dell computer supports a PS 2 serial port adapter and provides the following connectors for PCI and PCI Express cards Two low profile PCI card slots One low profile PCI Express x16 card slot K NOTE Your Dell computer uses only PCI and PCI Express slots ISA cards are not supported PCI Cards Installing a PCI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 3 If you are installing a new card remove the filler bracket to create a card slot opening Then continue with step 5 4 If you are replacing a card that is already ins
81. Setup for more information about booting to a USB device It is recommended that you use the back USB connectors for devices that typically remain connected such as printers and keyboards 2 LAN indicator This light indicates that a local area network LAN connection is light established 3 power button Press this button to turn on the computer NOTICE To avoid losing data do not turn off the computer by pressing the power button Instead perform an operating system shutdown See Turning Off Your Computer for more information NOTICE If your operating system has ACPI enabled when you press the power button the computer will perform an operating system shutdown 4 Dell badge This badge can be rotated to match the orientation of your computer To rotate place fingers around the outside of the badge press firmly and turn the badge You can also rotate the badge using the slot provided near the bottom of the badge 5 power light The power light illuminates and blinks or remains solid to indicate different operating states No light The computer is turned off Steady green The computer is in a normal operating state Blinking green The computer is in a power saving mode Blinking or solid amber See Power Problems To exit from a power saving mode press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager For more information about slee
82. To review the details of the array that you set up use the arrow keys to highlight the array in the Array Detail window and press lt Enter gt The Array Detail window appears K NOTE To delete an array use the arrow keys to select the array and press lt d gt 10 Press lt Enter gt to return to the previous screen 11 Press lt Ctrl gt lt x gt to exit the RAID BIOS Using NVIDIA MediaShield NVIDIA MediaShield allows you to create view and manage RAID configurations NOTE Use NVIDIA MediaShield to create a RAID configuration only when you are adding a new hard drive to an existing non RAID single hard drive computer and you want to configure the new drive into a RAID array Hard drives of any size may be used to create a RAID configuration using NVIDIA MediaShield Ideally however the drives should be of equal size to avoid unallocated or unused space For an explanation of RAID levels and their requirements see About RAID Configurations Creating a RAID Array NOTICE The following procedure will result in the loss of all data on your hard drive s Back up any data you want to keep before continuing NOTE Do not use the following procedure to migrate an existing RAID configuration see Converting From One RAID Configuration to Another RAID Configuration 1 Enable RAID on your hard drives see Setting Your Computer to RAID Enabled Mode 2 After rebooting your computer launch NVIDIA MediaShield 3
83. UTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the computer cover see Removing the Computer Cover 3 Insert the speaker into the chassis of the computer 4 Connect the cables to the system board 5 Replace the computer cover 6 Turn on power to the computer Removing a Speaker A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the cover of your computer see Removing the Computer Cover 3 Disconnect the cables from the system board 4 Remove the speaker from the chassis of the computer 5 Replace the computer cover 6 Turn on power to the computer Back to Contents Page Back to Contents Page Microsoft W
84. Use the front USB connectors for devices that you connect occasionally connectors such as joysticks or cameras or for bootable USB devices see System 2 Setup for more information about booting to a USB device It is recommended that you use the back USB connectors for devices that typically remain connected such as printers and keyboards 2 power button Press to turn on the computer NOTICE To avoid losing data do not turn off the computer by pressing the power button Instead perform an operating system shutdown See Turning Off Your Computer for more information NOTICE If your operating system has ACPI enabled when you press the power button the computer will perform an operating system shutdown 3 Dell badge This badge can be rotated to match the orientation of your computer To rotate place fingers around the outside of the badge press firmly and turn the badge You can also rotate the badge using the slot provided near the bottom of the badge 4 i This light flickers when the hard drive is being accessed ht 5 i Use the lights to help you troubleshoot a computer problem based on the diagnostic code For more information see Diagnostic Lights 6 LAN indicator This light indicates that a LAN local area network connection is light established 7 power light The power light illuminates and blinks or remains solid to indicate different operating states No light The computer is turned off St
85. abeled USB1 see System Board Components 5 media card reader data cable i Replace the optical drive see Optical Drive Check all cable connections and fold cables out of the way to provide airflow for the fan and cooling vents Replace the computer cover see Replacing the Computer Cover Enter system setup and use the Diskette Drive option to enable your new floppy drive see System Setup See the documentation that came with the drive for instructions on installing any software required for drive operation Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Back to Contents Page Back to Contents Page Dell OptiPlex 740 User s Guide Small Form Factor Computer About Your Computer Finding Information Small Form Factor Computer Small Form Factor Computer Model DCCY Specifications Advanced Features Cleaning Your Computer Reinstalling Drivers and the Operating System Solving Problems Microsoft Windows XP and Windows Vista Features Troubleshooting Tools and Utilities Getting Help Warranty FCC Regulatory Model U S Only Glossary Models DCSM DCNE and DCCY Removing and Replacing Parts Before You Begin Removing the Computer Cover Chassis Intrusion Switch O Panel Drives PCI PCI Express Cards and PS 2 Serial Port Adapters Power Supply Processor Battery Replacing the System Board Memor
86. able A rewritable version of a CD Data can be written to a CD RW disc and then erased and written over rewritten CD RW drive A drive that can read CDs and write to CD RW rewritable CDs and CD R recordable CDs discs You can write to CD RW discs multiple times but you can write to CD R discs only once CD RW DVD drive A drive sometimes referred to as a combo drive that can read CDs and DVDs and write to CD RW rewritable CDs and CD R recordable CDs discs You can write to CD RW discs multiple times but you can write to CD R discs only once clock speed The speed given in MHz that indicates how fast computer components that are connected to the system bus operate COA Certificate of Authenticity The Windows alpha numeric code located on a sticker on your computer Also referred to as the Product Key or Product ID Control Panel A Windows utility that allows you to modify operating system and hardware settings such as display settings controller A chip that controls the transfer of data between the processor and memory or between the processor and devices CRIMM continuity rambus in line memory module A special module that has no memory chips and is used to fill unused RIMM slots cursor The marker on a display or screen that shows where the next keyboard touch pad or mouse action will occur It often is a blinking solid line an underline character or a small arrow D DDR SDRAM
87. able media To create a wizard disk use your new computer with Windows XP and perform the following steps Open the Files and Settings Transfer Wizard click Start All Programs Accessories System Tools Files and Settings Transfer Wizard When the Files and Settings Transfer Wizard welcome screen appears click Next On the Which computer is this screen click New Computer Next On the Do you have a Windows XP CD screen click want to create a Wizard Disk in the following drive Next Insert the removable media such as a writable CD and click OK When the disk creation completes and the Now go to your old computer message appears do not click Next Go to the old computer To copy data from the old computer 1 On the old computer insert the wizard disk Click Start Run In the Open field on the Run window browse to the path for fastwiz on the appropriate removable media and click OK On the Files and Settings Transfer Wizard welcome screen click Next On the Which computer is this screen click Old Computer Next On the Select a transfer method screen click the transfer method you prefer On the What do you want to transfer screen select the items you want to transfer and click Next After the information has been copied the Completing the Collection Phase screen appears 8 Click Finish To transfer data to the new computer 1 On the Now go to your old computer screen on the new computer cli
88. acing an existing drive a Follow procedures in Removing an Optical Drive to remove the existing drive b Remove the three shoulder screws from the existing drive c Insert the three shoulder screws into the sides of the new drive and tighten them amp 5 Connect the power and data cables to the drive 6 Align the shoulder screws with the screw guides and slide the drive into the bay until it clicks into place 7 Check all cable connections and fold cables out of the way to provide airflow for the fan and cooling vents 8 Replace the computer cover see Replacing the Computer Cover 9 Update your configuration information by setting the appropriate Drive option O or 1 under Drives See Entering System Setup for more information 10 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Floppy Drive A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing a Floppy Drive 1 Follow the procedures in Before You Begin NOTE Since the following steps do not require the complete removal of the optical drive it is not necessary to disconnect the cables connecting the optical drive 2 Remove the optical drive see Removing an Optical Drive and care
89. afee ooe curing ict occuring ab 7 If you are removing the card permanently install a filler bracket in the empty card slot opening K NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9 Secure any remaining card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 10 Replace the computer cover see Replacing the Computer Cover 11 Uninstall the card s driver See the documentation that came with the card for instructions 12 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 13 If you removed a network adapter card connector a Enter system setup select Integrated N
90. al DVI USB Audio System board connectors SATA Floppy drive Serial Fan PCI 2 3 PCle X16 nternal USB ntrusion switch Speaker Memory modules Power 12V Power Battery Front panel Key Combinations lt Ctri gt lt Alt gt lt Del gt lt F2 gt or lt Ctrl gt lt Alt gt lt Enter gt lt Ctri gt lt n gt lt F12 gt or lt Ctrl gt lt Alt gt lt F8 gt Controls and Lights Power control Power light Hard drive access light Link light Link integrity light on integrated network adapter Activity light on integrated network adapter Diagnostic lights Standby power light two 6 pin mini DINs NOTE This option uses one of the PCI slots 36 pin connector NOTE This option uses one of the PCI slots two front panel and five back panel USB 2 0 compliant connectors two connectors for line in and line out two front panel connectors for headphones and microphone three 7 pin connectors 10 pin connector 24 pin connector 2 pin socket 40 pin connector in Microsoft Windows XP and Windows Vista brings up the Windows Security window in MS DOS mode restarts reboots the computer starts embedded system setup during system start up only starts the RAID setup menu if RAID is turned on in the system setup program displays a boot device menu that allows the user to enter a device for a single boot during system start up only as well as opti
91. all your local Dell representative for information on availability Online Services You can access Dell Support at support dell com Select your region on the WELCOME TO DELL SUPPORT page and fill in the requested details to access help tools and information You can contact Dell electronically using the following addresses 1 World Wide Web www dell com www dell com ap Asian Pacific countries only www dell com jp Japan only www euro dell com Europe only www dell com la Latin American and Caribbean countries www dell ca Canada only Anonymous file transfer protocol FTP ftp dell com Log in as user anonymous and use your e mail address as your password Electronic Support Service mobile_support us dell com support us dell com la techsupport dell com Latin America and Caribbean countries only apsupport dell com Asian Pacific countries only support jp dell com Japan only support euro dell com Europe only Electronic Quote Service apmarketing dell com Asian Pacific countries only sales_canada dell com Canada only AutoTech Service Dell s automated support service AutoTech provides recorded answers to the questions most frequently asked by Dell customers about their portable and desktop computers When you call AutoTech use your touch tone telephone to select the subjects that correspond to your questions The AutoTech service is available 24 hours a day 7 days a week You can also access
92. ally available cleaning kit These kits contain pretreated floppy disks to remove contaminants that accumulate during normal operation CDs and DVDs NOTICE Always use compressed air to clean the lens in the optical drive and follow the instructions that come with the compressed air product Never touch the lens in the drive If you notice problems such as skipping with the playback quality of your CDs or DVDs try cleaning the discs 1 Hold the disc by its outer edge You can also touch the inside edge of the center hole NOTICE To avoid damaging the surface do not wipe in a circular motion around the disc 2 With a soft lint free cloth gently wipe the bottom of the disc the unlabeled side in a straight line from the center to the outer edge of the disc For stubborn dirt try using water or a diluted solution of water and mild soap You can also purchase commercial products that clean discs and provide some protection from dust fingerprints and scratches Cleaning products for CDs are also safe to use on DVDs Back to Contents Page Back to Contents Page Desktop Computer Dell Optiplex 740 Systems User s Guide About Your Desktop Computer Inside Your Computer About Your Desktop Computer Front View 11 10 9 8 7 6 5 4 1 USB 2 0 Use the front USB connectors for devices that you connect occasionally connectors such as joysticks or cameras or for bootable USB devices see System 2
93. ame electrical outlet Printer Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide K NOTE If you need technical assistance for your printer contact the printer s manufacturer Check the printer documentation See the printer documentation for setup and troubleshooting information Ensure that the printer is turned on Check the printer cable connections See the printer documentation for cable connection information Ensure that the printer cables are securely connected to the printer and the computer Test the electrical outlet Ensure that the electrical outlet is working by testing it with another device such as a lamp Verify that the printer is recognized by Windows 1 Click the Start button click Control Panel and then click Printers and Other Hardware 2 Click View installed printers or fax printers If the printer is listed right click the printer icon 3 Click Properties and click the Ports tab For a parallel printer ensure that the Print to the following port s setting is LPT1 Printer Port For a USB printer ensure that the Print to the following port s setting is USB Reinstall the printer driver See the printer documentation for instructions Restoring Default Sett
94. an also scan in your favorite picture and make it wallpaper WLAN wireless local area network A series of interconnected computers that communicate with each other over the air waves using access points or wireless routers to provide Internet access write protected Files or media that cannot be changed Use write protection when you want to protect data from being changed or destroyed To write protect a 3 5 inch floppy disk slide its write protect tab to the open position WWAN wireless wide area network A wireless high speed data network using cellular technology and covering a much larger geographic area than WLAN WXGA wide aspect extended graphics array A video standard for video cards and controllers that supports resolutions up to 1280 x 800 X XGA extended graphics array A video standard for video cards and controllers that supports resolutions up to 1024 x 768 Z ZIF zero insertion force A type of socket or connector that allows a computer chip to be installed or removed with no stress applied to either the chip or its socket Zip A popular data compression format Files that have been compressed with the Zip format are called Zip files and usually have a filename extension of zip A special kind of zipped file is a self extracting file which has a filename extension of exe You can unzip a self extracting file by double clicking it Zip drive A high capacity floppy drive develope
95. arby buildings A LAN can be connected to another LAN over any distance through telephone lines and radio waves to form a wide area network WAN LCD liquid crystal display The technology used by portable computer and flat panel displays LED light emitting diode An electronic component that emits light to indicate the status of the computer local bus A data bus that provides a fast throughput for devices to the processor LPT line print terminal The designation for a parallel connection to a printer or other parallel device M Mb megabit A measurement of memory chip capacity that equals 1024 Kb Mbps megabits per second One million bits per second This measurement is typically used for transmission speeds for networks and modems MB megabyte A measurement of data storage that equals 1 048 576 bytes 1 MB equals 1024 KB When used to refer to hard drive storage the term is often rounded to 1 000 000 bytes MB sec megabytes per second One million bytes per second This measurement is typically used for data transfer ratings media bay A bay that supports devices such as optical drives a second battery or a Dell TravelLite module memory A temporary data storage area inside your computer Because the data in memory is not permanent it is recommended that you frequently save your files while you are working on them and always save your files before you shut down the comput
96. ard 4 Press the lever with your thumb until you release the securing tab If you are removing a PCI Express x16 card go to step 5 If you are removing a DVI card go to step 6 5 While pressing the lever pull the card up and out of the card connector PCI Express x16 card securing slot not all cards 6 While pressing the lever pull the removal pull tab up and remove the card out of the card connector PCI Express x16 DVI card removal pull tab DVI card connector accuring sit e fsecuring tab 7 If you are removing the card permanently install a filler bracket in the empty card slot opening NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9 Secure any remaining card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 10 Replace the computer cover see Replacing the Computer Cover 11 Uninstall the card s driver See the documentation that came with the card for instruction
97. ard and the drives Note the routing of the DC power cables underneath the tabs in the computer frame as you remove them from the system board and drives You must route these cables properly when you replace them to prevent their being pinched or crimped Remove the three screws that attach the power supply to the computer chassis power supply Slide the power supply toward the front of the computer approximately 1 inch Lift the power supply up and out of the computer Slide the replacement power supply into place Replace the screws that secure the power supply to the back of the computer chassis Reconnect the DC power cables to the system board and drives see System Board Components for connector locations Replace the floppy drive or Media Card Reader see Installing a Floppy Drive or Media Card Reader 12 Replace the optical drive see Installing an Optical Drive 13 Replace the computer cover see Replacing the Computer Cover 14 Connect the AC power cable to the power supply AC power connector NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 15 Connect your computer and devices to electrical outlets and turn them on DC Power Connectors DC Power Connector P1 13 14 15 16 17 18 19 20 21 22 3 24 APS E e E E E E E e e E 123 4 567 8 9 0 11 12 Pin Num
98. ard disk drive failure See Drive Problems Insert bootable media Insert a bootable floppy disk or CD Invalid configuration information please run SETUP program Enter system setup and correct the computer configuration information see Entering System Setup Keyboard failure See Keyboard Problems Memory address line failure at address read value expecting value See Lockups and Software Problems Memory allocation error 1 Turn off the computer wait 30 seconds and then restart the computer 2 Try to run the program again 3 If the error message appears again see the software documentation for additional troubleshooting suggestions Memory data line failure at address read value expecting value Memory double word logic failure at address read value expecting value Memory odd even logic failure at address read value expecting value Memory write read failure at address read value expecting value Memory size in CMOS invalid See Lockups and Software Problems No boot device available If the floppy drive is your boot device ensure that a bootable floppy disk is in the drive Ifthe hard drive is your boot device ensure that the cables are connected and that the drive is installed properly and partitioned as a boot device Enter system setup and ensure that the boot sequence information is correct see Entering System S
99. assis Intrusion setting This feature if installed and enabled detects that the chassis was opened and alerts the user To change the Chassis Intrusion setting 1 Enter system setup see Entering System Setup 2 Press the down arrow key to move to the Security option 3 Press lt Enter gt to access the Security option s pop up menu 4 Press the down arrow key to move to the Chassis I ntrusion setting 5 Press lt Enter gt to select an option setting 6 Press lt Enter gt again after you update the option setting 7 Exit and save system setup Option Settings 1 On If the computer cover is opened the setting changes to Detected and the following alert message displays during the boot routine at the next computer start up Alert Cover was previously removed To reset the Detected setting enter system setup see Entering System Setup In the Chassis Intrusion option press the left or right arrow key to select Reset and then choose On On Silent or Off On Silent default setting If the computer cover is opened the setting changes to Detected No alert message appears during the boot sequence at the next computer start up Off No intrusion monitoring occurs and no messages appear Padlock Ring and Security Cable Slot Use one of the following methods to secure your computer Use a padlock alone or a padlock and looped security cable with the padlock ring A padlock alone prevents the computer fr
100. ating system provides a Network Setup Wizard to guide you through the process of sharing files printers or an Internet connection between computers in a home or small office 1 Click the Start button point to All Programs Accessories Communications and then click Network Setup Wizard 2 On the Network Setup Wizard welcome screen click Next 3 Click Checklist for creating a network K NOTE Selecting the connection method This computer connects directly to the I nternet enables the integrated firewall provided with Windows XP Service Pack 1 SP1 or later 4 Complete the checklist and required preparations 5 Return to the Network Setup Wizard and follow the instructions on the screen Back to Contents Page Back to Contents Page Replacing the Computer Cover Dell Optiplex 740 Systems User s Guide A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide 1 Ensure that all cables are connected and fold cables out of the way Gently pull the power cables toward you so that they do not get caught underneath the drives 2 Ensure that no tools or extra parts are left inside the computer 3 To replace the cover a Align the bottom of the cover with the hinge tabs located along the bottom edge of the computer b Using the hinge tabs as leverage rotate the cover downward until it snaps into place c Ensure that the cover is seated cor
101. ation information found in system setup see System Setup 2 Follow the procedures in Before You Begin 3 If you have a Small Form Factor chassis remove the hard disk drive to access the battery on the system board see Removing a Hard Drive 4 Locate the battery socket see System Board Components for mini tower computers or System Board Components for desktop computers or System Board Components for small form factor computers NOTICE If you pry the battery out of its socket with a blunt object be careful not to touch the system board with the object Ensure that the object is inserted between the battery and the socket before you attempt to pry out the battery Otherwise you may damage the system board by prying off the socket or by breaking circuit traces on the system board NOTICE To avoid damage to the battery connector you must firmly support the connector while removing the battery 5 Remove the system battery a Support the battery connector by pressing down firmly on the positive side of the connector b While supporting the battery connector press the battery tab away from the positive side of the connector and pry the battery it up out of the securing tabs at the negative side of the connector system battery positive side of battery connector battery socket NOTICE To avoid damage to the battery connector you must firmly support the connector while replacing the battery 6 Install the new system
102. atted the existing information on it is lost FSB front side bus The data path and physical interface between the processor and RAM FTP file transfer protocol A standard Internet protocol used to exchange files between computers connected to the Internet G G gravity A measurement of weight and force GB gigabyte A measurement of data storage that equals 1024 MB 1 073 741 824 bytes When used to refer to hard drive storage the term is often rounded to 1 000 000 000 bytes GHz gigahertz A measurement of frequency that equals one thousand million Hz or one thousand MHz The speeds for computer processors buses and interfaces are often measured in GHz graphics mode A video mode that can be defined as x horizontal pixels by y vertical pixels by z colors Graphics modes can display an unlimited variety of shapes and fonts GUI graphical user interface Software that interacts with the user by means of menus windows and icons Most programs that operate on the Windows operating systems are GUIs H hard drive A drive that reads and writes data on a hard disk The terms hard drive and hard disk are often used interchangeably heat sink A metal plate on some processors that helps dissipate heat hibernate mode A power management mode that saves everything in memory to a reserved space on the hard drive and then turns off the computer When you restart the computer the memory
103. ay cause the system not to boot or otherwise impact performance K NOTE Always install DDR2 memory modules in the order indicated on the system board The recommended memory configurations are A pair of matched memory modules installed in connectors DIMM1 and DIMM2 or A memory module installed in connector DIMM1 or A pair of matched memory modules installed in connectors DIMM1 and DI MM2 and another matched pair installed in connectors DIMM3 and DIMM4 Be sure to install a single memory module in DIMM1 the connector closest to the edge of the system board before you install modules in the other connectors Mini Tower Desktop and Small Form Factor Matched Pairs A matched pair of memory modules in connectors DIMM1 and DI MM2 white securing clips B matched pair of memory modules in connectors DIMM3 and DIMM4 black securing clips Addressing Memory With 4 GB or Greater Configurations 32 bit Operating Systems Only This computer supports a maximum of 8 GB of memory Current 32 bit operating systems such as Microsoft Windows XP can use a maximum of 4 GB of address space however the amount of memory available to the operating system is less than that installed Certain components within the computer require address space in the 4 GB range Any address space reserved for these components cannot be used by computer memory The following components require memory address space System ROM 1 APIC s 1 Int
104. ay undo the last system restore Undoing the Last System Restore NOTICE Before you undo the last system restore save and close all open files and exit any open programs Do not alter open or delete any files or programs until the system restoration is complete 1 Click Start 3 2 In the Start Search box type System Restore and press lt Enter gt 3 Click Undo my last restoration and click Next Windows XP Creating a Restore Point 1 Click the Start button and click Help and Support 2 Click System Restore 3 Follow the instructions on the screen Restoring the Computer to an Earlier Operating State NOTICE Before you restore the computer to an earlier operating state save and close any open files and exit any open programs Do not alter open or delete any files or programs until the system restoration is complete Click the Start button point to All Programs gt Accessories gt System Tools and then click System Restore Ensure that Restore my computer to an earlier time is selected and click Next 3 Click a calendar date to which you want to restore your computer The Select a Restore Point screen provides a calendar that allows you to see and select restore points All calendar dates with available restore points appear in boldface type 4 Select a restore point and click Next If a calendar date has only one restore point then that restore point is automatically selected If two or more res
105. begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide To help you troubleshoot a problem your computer has four lights labeled 1 2 3 and 4 on the front panel The lights can be off or green When the computer starts normally the patterns or codes on the lights change as the boot process completes If the POST portion of system boot completes successfully all four lights display solid green If the computer malfunctions during the POST process the pattern displayed on the LEDs may help identify where in the process the computer halted K NOTE The orientation of the diagnostic lights may vary depending on the system type The diagnostic lights can appear either vertical or horizontal Light Pattern Problem Description Suggested Resolution 00909 The computer is in a normal off condition Plug the computer into a working electrical outlet and press the power button or a possible pre BIOS failure has occurred The diagnostic lights are not lit after the computer successfully boots to the operating system 0101010 A possible BIOS failure has occurred the Run the BIOS Recovery utility wait for recovery completion and then restart the computer computer is in the recovery mode OO A possible processor failure has occurred Reinstall the processor and restart the computer Memory modules are detected but a 1 If you have one memory module installe
106. ber Signal name 18 AWG Wire z gt 3 veces oS 5 veces eS 7 a gt 10 T 2 optional 14 15 16 7 GND 18 Black 19 20 2 veces ho Zz veces Side SSCSC 23 veces ide SSS 24 Use 22 AWG wire instead of 18 AWG wire DC Power Connector P2 Pin Number Signal Name 18 AWG Wire DC Power Connectors P3 Core rere 654321 Pin Number Signal Name 24 AWG Wire DC Power Connector P5 Pin Number Signal Name 24 AWG Wire Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Small Form Factor Computer Model DCCY Specifications Small Form Factor Computer Model DCCY Specifications Microprocessor Microprocessor type Internal cache Memory connectors Memory modules supported Minimum memory Maximum memory AMD Phenom processors NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens AMD Athlon 64 X2 Dual Core processor AMD Athlon 64 AMD Phenom Quad Core 2 MB L2 dedicated cache and 2 MB shared L3 cache AMD Phenom Triple Core 1
107. cept a small auxiliary amount As long as the computer remains connected to an electrical outlet it can be automatically or remotely started For example the Auto Power On option in system setup allows the computer to automatically start at a specified time Also your network administrator can remotely start your computer using a power management event such as Remote Wake Up The following table lists the sleep modes and the methods you can use to wake the computer from each mode PP Sleep Mode Wake Up Methods Windows XP Standby Press the power button Auto power on Move or click the mouse Type on the keyboard USB device activity Power management event Hibernate Press the power button Auto power on Power management event Shutdown Press the power button Auto power on Power management event K NOTE For more information on power management see your operating system documentation About RAI D Configurations NOTICE In order to use the migrating option to convert a RAID configuration without losing data your hard drive must initially be set up as a single drive RAID 0 array before the operating system is loaded onto the drive see Using the NVIDIA MediaShield ROM Utility for instructions This section provides an overview of the RAID configuration that you may have selected when you purchased your computer A number of RAID configurations are available in the computer industry for different types
108. cess to frequently used programs files folders and drives When you place a shortcut on your Windows desktop and double click the icon you can open its corresponding folder or file without having to find it first Shortcut icons do not change the location of files If you delete a shortcut the original file is not affected Also you can rename a shortcut icon SIM Subscriber Identity Module A SIM card contains a microchip that encrypts voice and data transmissions SIM cards can be used in phones or portable computers smart card A card that is embedded with a processor and a memory chip Smart cards can be used to authenticate a user on computers equipped for smart cards S PDIF Sony Philips Digital Interface An audio transfer file format that allows the transfer of audio from one file to another without converting it to and from an analog format which could degrade the quality of the file standby mode A power management mode that shuts down all unnecessary computer operations to save energy Strike Zone Reinforced area of the platform base that protects the hard drive by acting as a dampening device when a computer experiences resonating shock or is dropped whether the computer is on or off surge protectors Prevent voltage spikes such as those that may occur during an electrical storm from entering the computer through the electrical outlet Surge protectors do not protect against lightning strikes or
109. cing a optical drive remove the shoulder screws from the existing drive and attach the screws to the replacement drive 3 If you are installing a new optical drive remove the drive panel insert for your new drive see Drive Panel Inserts remove the shoulder screws from the inside of the drive panel insert and attach the screws to the new drive 4 Align the shoulder screws on the optical drive with the shoulder screw slots and slide the drive into the bay until it clicks into place 1 optical drive 2 shoulder screws 3 3 shoulder screw slots 2 5 Connect the power and optical drive cables to the drive 6 Connect the drive cable to SATA2 or SATA3 on the system board see System Board Components for mini tower computers optical drive cable optical drive connector SATA See the documentation that accompanied the drive and controller card to verify that the configuration is correct for your computer Change any settings necessary for correct configuration 7 Check all cable connections and fold cables out of the way to provide airflow for the fan and cooling vents 8 Install the drive panel to the front of the computer The drive panel only fits one way see Drive Panel Inserts 9 Replace the computer cover see Replacing the Computer Cover 10 Update your configuration information in system setup see System Setup by setting the appropriate Drive option 0 or 1 under Drives
110. ck Next 2 On the Where are the files and settings screen select the method you chose for transferring your settings and files and click Next Follow the instructions on the screen The wizard reads the collected files and settings and applies them to your new computer When all of the settings and files have been applied the Finished screen appears 3 Click Finished and restart the new computer K NOTE For more information about this procedure search support dell com for document 154781 What Are The Different Methods To Transfer Files From My Old Computer To My New Dell Computer Using the Microsoft Windows XP Operating System K NOTE Access to the Dell Knowledge Base document may not be available in certain countries User Accounts and Fast User Switching Adding User Accounts After the operating system is installed the administrator or a user with administrator rights can create additional user accounts Windows Vista 1 Click the Windows Vista Start button and click Control Panel 2 Click Add or remove user accounts If the User Account Control dialog box appears click Continue or type an administrator password and click Submit 3 In the Manage Accounts window click Create a new account 4 Type the name you want to use for the new account and click the account type you want 5 Click Create Account The new account name appears in the User Accounts window Windows XP 1 Click the
111. commands the system to return to the last power state the system was in just before it was turned off Off default Auto Power Sets the computer to automatically turn on Off disables this feature Everyday turns the computer on every day at the time set in Auto Power On Time Weekdays turns the computer on every day from Monday through Friday at the time set in Auto Power Time Off default NOTE This feature does not work if you turn off your computer using the switch on a power strip or surge protector Auto Power Sets time to automatically turn on the computer Time Time is kept in the standard 12 hour format hours minutes Change the startup time by pressing the right or left arrow key to increase or decrease the numbers or type numbers in both the date and time fields Low Power When Low Power Mode is selected remote wakeup events will no longer power up the computer from Hibernate or Off via the onboard Mode network controller On default Remote This option allows the system to power up when a Network Interface Controller or Remote Wakeup capable modem receives a wake up signal Wake Up On is the default setting On w Boot to NIC will allow the computer to attempt to boot from a network prior to using the boot sequence Off default NOTE Normally the system can be powered up remotely from suspend mode hibernate mode or when powered off When Low Power Mode in the Power Management menu is enabled the s
112. ct Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Installing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 3 Remove the filler bracket if applicable 7 NOTE See the documentation that came with the adapter for information on configuring the adapter making internal connections or customizing it for your computer 4 Align the PS 2 serial port adapter bracket in the retention slot and press down firmly Ensure that the adapter is fully seated in the slot 5 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 6 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 1 release tab 2 adapter retention latch 3 serial port adapter bracket 4 serial port adapter 5 f
113. ctions 10 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer K NOTE See the documentation for the card for information about the card s cable connections 11 If you removed a network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PCI Express and DVI Cards Your computer supports one low profile PCI Express x16 card If you are replacing a PCI Express card with a different type of PCI Express card remove the current driver for the card from the operating system See the documentation that came with the card for information Installing a PCI Express x16 Card or DVI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 If you are installing a new PCI Express x16 card or DVI card remove the filler bracket to create a card slot opening Then continue with
114. ctronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Disconnect the DC power cables from the system board and the drives Note the routing of the DC power cables underneath the tabs in the computer chassis as you remove them from the system board and drives You must route these cables properly when you replace them to prevent them from being pinched or crimped 3 Remove the four screws that attach the power supply to the back of the computer chassis 4 Press the release button located on the floor of the computer chassis la acrowercomenr iti d 5 Slide the power supply toward the front of the computer by approximately 1 inch 6 Lift the power supply up and out of the computer 7 Slide the replacement power supply into place 8 Replace the screws that secure the power supply to the back of the computer chassis NOTICE Route the DC power cables under the chassis tabs The cables must be properly routed to prevent the cables from being damaged 9 Reconnect the DC power cables to the system board and drives 10 Replace the computer cover see Replacing the Computer Cover 11 Connect the AC power cable to the AC power connector DC Power Connectors DC Power Connector P1 13 14 15 16 17 18 19 20 21 22 23 24 E E Cal Cal Rh 123 4 5 67 8 9 10 il 12 Pin Number 18 AWG Wire 3 C 5 6 7 8
115. d reinstall it and restart the computer see 00009 memory failure has occurred Memory for instructions on how to remove and install memory modules If you have two or more memory modules installed remove the modules reinstall one module and then restart the computer If the computer starts normally reinstall an additional module Continue until you have identified a faulty module or reinstalled all modules without error If available install properly working memory of the same type into your computer the problem persists contact Dell A possible graphics card failure has the computer has a graphics card remove the card reinstall it and then restart the O O occurred computer the problem still exists install a graphics card that you know works and restart the computer the problem persists or the computer has integrated graphics contact Dell 0009 A possible floppy or hard drive failure has Reseat all power and data cables and restart the computer occurred 0009 A possible USB failure has occurred Reinstall all USB devices check cable connections and then restart the computer No memory modules are detected If you have one memory module installed reinstall it and restart the computer see 0009 Memory for instructions on how to remove and install memory modules If you have two or more memory modules installed remove the modules reinstall one module and then restart the computer If the computer starts norma
116. d by Iomega Corporation that uses 3 5 inch removable disks called Zip disks Zip disks are slightly larger than regular floppy disks about twice as thick and hold up to 100 MB of data Back to Contents Page Back to Contents Page Memory Dell Optiplex 740 Systems User s Guide DDR2 Memory Overview Addressing Memory With 4 GB or Greater Configurations 32 bit Operating Systems Only Removing Memory Installing Memory Your computer supports non ECC DDR2 memory only For more information on the type of memory supported by your computer see the Memory section of the specifications for your computer 1 Mini Tower Computer Model DCSM Specifications 1 Desktop Computer Model DCNE Specifications 1 Small Form Factor Computer Model DCCY Specifications NOTICE Before you install new memory modules download the most recent BIOS for your computer from the Dell Support website at support dell com GZ NOTE Memory purchased from Dell is covered under your computer warranty DDR2 Memory Overview Dual channel DDR2 memory modules should be installed in pairs of matched memory size If the DDR2 memory modules are not installed with the same amount of memory in each channel the computer will continue to operate but with a slight reduction in performance See the label in the upper right corner of the module to determine the module s capacity f NOTI CE Do not install ECC memory modules Doing so m
117. d to resolve a hardware conflict on my computer and click Next Back to Contents Page Back to Contents Page Warranty Dell Optiplex 740 Systems User s Guide Dell Inc Dell manufactures its hardware products from parts and components that are new or equivalent to new in accordance with industry standard practices For information about the Dell warranty for your computer see the Product Information Guide or separate paper warranty document that shipped with your computer Back to Contents Page
118. deo controller The settings are Auto 16MB 32MB Size 64MB 128MB or Off 64MB default Performance HDD Acoustic Mode Bypass default Bypass Your computer does not test or change the current acoustics mode setting Quiet The hard drive operates at its most quiet setting Suggested The hard drive operates at the level suggested by the drive manufacturer Performance The hard drive operates at its maximum speed NOTE Switching to performance mode may cause the drive to be noisier but its performance is not affected Changing the acoustics setting does not alter your hard drive image Security Unlock Setup When an administrator password is being used allows the user access to modify system setup settings Enter the administrator password at the prompt to unlock system setup If the correct password is not entered here the user can view but not modify system setup fields Admin Password Displays the current status of your system setup program s password security feature and allows you to verify and assign a new admin password System Password Displays the current status of the system s password security feature and allows a new system password to be assigned and verified Not Set default Drive 0 n Displays the current status of the hard drive s password security feature and allows a new hard drive password to be assigned and Password verified Not Set default Password Determines the interacti
119. dow appears and displays the status of the rebuild process K NOTE You can use your computer while the computer is rebuilding the array K NOTE You can use any available RAI D enabled free disk to rebuild an array Enabling Cool n Quiet Technology The Cool n Quiet technology controls your computer s processor performance automatically dynamically adjusting the operating frequency and voltage according to the task at hand When an application does not require full performance significant amounts of power can be saved performance is designed to still be responsive with maximum processor performance being delivered when required and automatic power savings when possible 1 Click on the Start gt Settings Control Panel Power Options to access the Power Options Properties window 2 From the Power Schemes tab click the Power Schemes drop down menu and select Minimal Power Management and then click OK Cool n Quiet technology is now enabled Back to Contents Page Back to Contents Page Battery Dell OptiPlex 740 Systems User s Guide Replacing the Battery Replacing the Battery A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so b
120. e System Setup Options Inside Your Computer A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To avoid electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board floppy drive power supply optical drive chassis intrusion switch optional system board 6 heat sink assembly Co System Board Components speaker connector memory module connectors INT_SPKR DIMM_1 DIMM_2 DIMM_3 DIMM_4 4 power connector SATA drive connectors SATA drive connectors SATAO PW_12V_A1 SATA2 SATA3 SATA1 9 5 7 front panel connector 8 power connector intrusion switch connector FRONTPANEL POWER1 INTRUDER 10 CMOS reset jumper 11 battery socket 12 internal USB USB1 RTCRST BATTERY 13 PCI Express x16 14 standby power 5 PCI connector SLOT2 connector SLOT1 AUX_PWR_LED 16 PCI Express x1 17 password jumper 18 PCI connector SLOT3 connector SLOT4 PSWD 19 floppy drive connector 20 serial connector 1 Optional DVI card connector DSKT PS2 SER2 DVI_HDR 22 fan connector FAN_CPU Back to Contents Page Back to Contents Page Troubleshooting Too
121. e files associated with that driver Manually Reinstalling Drivers for Windows Vista After extracting the driver files to your hard drive as described in the previous section do the following Click Start and right click Computer Click Properties Device Manager NOTE The User Account Control window may appear If you are an administrator on the computer click Continue otherwise contact your administrator to enter the Device Manager Double click the type of device for which you are installing the driver for example Audio or Video Double click the name of the device for which you are installing the driver Click Driver Update Driver gt Browse my computer for driver software Click Browse and browse to the location to which you previously copied the driver files When the name of the appropriate driver appears click the name of the driver gt OK gt Next Click Finish and restart your computer Using the Windows XP Drivers and Utilities Media 1 Insert the Drivers and Utilities media If this is your first time to use the Drivers and Utilities media the Installation window opens to inform you that the media will begin the installation Click OK and respond to the installation program prompts to complete the installation Click Next at the Welcome Dell System Owner screen Choose the appropriate selections for System Model Operating System Device Type and Topic Click My Drivers in the Topic drop down
122. e procedures in Before You Begin 2 Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel Then remove it from the hinges 1 drive panel 2 release tab 3 drive panel insert 3 Select the drive panel insert in front of the drive bay that you want to use 4 Gently press the release tab of the insert to remove it from the drive panel 1 optical drive panel 2 floppy drive media card reader panel 3 holder for shoulder insert insert screws 5 Reattach the drive panel to the front of the computer The drive panel only fits one way Floppy Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing the Floppy Drive 1 Follow the procedures in Before You Begin 2 Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel Then remove it from the hinges 3 Disconnect the power and floppy drive cables from the back of the floppy drive 4 Slide the drive release latch in the direction indicated on the latch until the floppy drive is released while holding the latch open slide the drive out of the computer Installing the Floppy Drive
123. e static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the cover of your computer see Removing the Computer Cover 3 Disconnect the cables from the system board 4 Remove the speaker from the system fan in the chassis of the computer 5 Replace the computer cover 6 Turn on power to the computer Back to Contents Page Back to Contents Page FCC Regulatory Model U S Only Dell Optiplex 740 Systems User s Guide The following information is provided on the device or devices covered in this document in compliance with the FCC regulations Product name Dell OptiPlex 740 Model numbers DCNE DCSM and DCCY Company name Dell Inc Worldwide Regulatory Compliance amp Environmental Affairs One Dell Way Round Rock TX 78682 USA 512 338 4400 NOTE For additional FCC and other regulatory agency information see your Product Information Guide which accompanied your computer Information is also available on the Internet at dell com regulatory_compliance Back to Contents Page Back to Contents Page Finding Information Dell Optiplex 740 Systems User s Guide K NOTE Some features or media may be optional and may not ship with your computer Some features or media may not be available in certain countrie
124. eady green The computer is in a normal operating state Blinking green The computer is in a power saving mode Blinking or solid amber See Power Problems To exit from a power saving mode press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager For more information about sleep modes and exiting from a power saving mode see Power Management See System Lights for a description of light codes that can help you troubleshoot problems with your computer 8 headphone Use the headphone connector to attach headphones and most kinds of connector speakers 9 microphone Use the microphone connector to attach a microphone connector 10 3 5 inch drive Can contain an optional slimline floppy drive or optional slimline media bay card reader optical drive Insert a slimline media if supported into this drive Back View 1 card slots Access connectors for any installed PCI and PCI Express cards 2 back panel Plug serial USB and other devices into the appropriate connectors see connectors Back Panel Connectors 3 power Insert the power cable connector 4 voltage Your computer is equipped with a manual voltage selection switch To selection help avoid damaging a computer with a manual voltage selection switch switch set the switch for the voltage that most closely matches the AC power available in your loca
125. eck any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage handle up and gently pull on the handle and lift the riser card cage up and away from the computer riser card cage 2 handle 3 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 4 If necessary disconnect any cables connected to the card 5 Press the lever with your thumb until you release the securing tab 6 While pressing the lever pull the card up and out of the card connector 1 PCI Express x16 card 2 lever 3 securing slot not all cards 7 If you are removing the card permanently install a filler bracket in the empty card slot opening 74 NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9 Secure any remaining card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over
126. ed If Not Set is not displayed press lt Esc gt press the left and right arrow keys to highlight Save Exit and then press lt Enter gt to restart the computer and implement your changes Then repeat steps 3 and 4 5 To assign a new password follow the procedure in Assigning a System Password 6 Exit system setup Administrator Password Option Settings You cannot change or enter a new administrator password if either of the following two options is displayed Set An administrator password is assigned Disabled The administrator password is disabled by a jumper setting on the system board You can only assign an administrator password when the following option is displayed Not Set No administrator password is assigned and the password jumper on the system board is in the enabled position the default setting Assigning an Administrator Password 74 NOTE To escape from the field without assigning an administrator password press lt Tab gt or the lt Shift gt lt Tab gt key combination to move to another field or press lt Esc gt at any time before you complete step 3 The administrator password can be the same as the system password K NOTE If the two passwords are different the administrator password can be used as an alternate system password However the system password cannot be used in place of the administrator password 1 Enter system setup and verify that Admin Password is set to Not Se
127. egrated PCI devices such as network connectors and SCSI controllers PCI cards 1 Graphics card s PCI Express cards if applicable At start up the BIOS identifies the components that require address space The BIOS dynamically calculates the amount of reserved address space required The BIOS then subtracts the reserved address space from 4 GB to determine the amount of usable space If the total installed computer memory is less than the usable address space all installed computer memory is available for use only by the operating system If the total installed computer memory is equal to or greater than the usable address space a portion of installed memory is not available for use by the operating system Removing Memory A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE If you remove your original memory modules from the computer during a memory upgrade keep them separate from any new modules that you may have even if you purchased the new modules from Dell If possible do not pair an original memory module with a new memory module Otherwise your computer may not start properly You should install your original memory modules in pairs either in connectors DIMM1 and DIMM2 or connectors DIMM3 and DIMM4 NOTICE Removing memory modules from DIMM3 and DIMM4 on the desktop computer requires you to remove the optical drive see Optical Dr
128. em you must also reinstall the device drivers virus protection program and other software 1 Save and close any open files and exit any open programs 2 Insert the Operating System disc 3 Click Exit if the Install Windows message appears 4 Restart the computer When the DELL logo appears press lt F12 gt immediately NOTE If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows desktop then shut down your computer and try again NOTE The next steps change the boot sequence for one time only On the next start up your computer boots according to the devices specified in the system setup program 5 When the boot device list appears highlight CD DVD CD RW Drive and press lt Enter gt 6 Press any key to Boot from CD ROM 7 Follow the instructions on the screen to complete the installation Windows XP NOTICE You must use Windows XP Service Pack 1 or later when you reinstall your operating system Before You Begin If you are considering reinstalling the Windows XP operating system to correct a problem with a newly installed driver first try using Windows XP Device Driver Rollback see Using Windows XP Device Driver Rollback If Device Driver Rollback does not resolve the problem then use System Restore see Restoring Your Operating System to return your operating system to the operating state it was in before you installed the new device driver
129. ent guide The notch in the top of the card or filler bracket fits around the alignment guide 8 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 9 Connect any cables that should be attached to the card 10 Replace the computer cover see Replacing the Computer Cover K NOTE See the documentation for the card for information about the card s cable connections 11 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 12 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 13 In
130. er Your computer can contain several different forms of memory such as RAM ROM and video memory Frequently the word memory is used as a synonym for RAM memory address A specific location where data is temporarily stored in RAM memory mapping The process by which the computer assigns memory addresses to physical locations at start up Devices and software can then identify information that the processor can access memory module A small circuit board containing memory chips which connects to the system board MHz megahertz A measure of frequency that equals 1 million cycles per second The speeds for computer processors buses and interfaces are often measured in MHz Mini PCI A standard for integrated peripheral devices with an emphasis on communications such as modems and NICs A Mini PCI card is a small external card that is functionally equivalent to a standard PCI expansion card Mini Card A small card designed for integrated peripherals such as communication NICs The Mini Card is functionally equivalent to a standard PCI expansion card modem A device that allows your computer to communicate with other computers over analog telephone lines Three types of modems include external PC Card and internal You typically use your modem to connect to the Internet and exchange e mail module bay See media bay MP megapixel A measure of image resolution used for digital cameras ms mil
131. er click your CD DVD drive directory to display the CD DVD contents and then double click the autorcd exe file The first time that you run the CD DVD it might prompt you to install setup files Click OK and follow the instructions on the screen to continue From the Language drop down menu in the toolbar select your preferred language for the driver or utility if available At the welcome screen click Next and wait for the CD DVD to complete the hardware scan To detect other drivers and utilities under Search Criteria select the appropriate categories from the System Model Operating System and Topic drop down menus A link or links appear s for the specific drivers and utilities used by your computer Click the link of a specific driver or utility to display information about the driver or utility that you want to install Click the Install button if present to begin installing the driver or utility At the welcome screen follow the screen prompts to complete the installation At the welcome screen follow the screen prompts to complete the installation If no Install button is present automatic installation is not an option For installation instructions either see the appropriate instructions in the following subsections or click Extract follow the extracting instructions and then read the readme file If instructed to navigate to the driver files click the CD DVD directory on the driver information window to display th
132. er computer cover see Removing the Computer Cover Remove the desktop computer cover see Removing the Computer Cover 1 Remove the small form factor computer cover see Removing the Computer Cover NOTICE Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components Back to Contents Page Back to Contents Page Cleaning Your Computer Dell Optiplex 740 Systems User s Guide Computer Keyboard and Monitor Mouse Floppy Drive CDs and DVDs A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide Computer Keyboard and Monitor CAUTION Before you clean your computer disconnect the computer from the electrical outlet Clean your computer with a soft cloth dampened with water Do not use liquid or aerosol cleaners which may contain flammable substances Use a can of compressed air to remove dust from between the keys on the keyboard NOTICE To prevent damage to the antiglare coating do not wipe the display with soap or alcohol To clean your monitor screen lightly dampen a soft clean cloth with water You can also use a special screen cleaning tissue or solution suitable for the monitor s a
133. erate an alert on potential security and fault conditions when the operating system is in a sleep mode or the system is turned off ASF is designed to supersede previous operating system absent alerting technologies Your computer supports the following ASF version 1 03 and 2 0 alerts and remote capabilities Alert Description Chassis Chassis Intrusion Physical Security Violation Chassis The computer chassis with the chassis intrusion feature installed and enabled Intrusion Physical Security Violation Event Cleared has been opened or the chassis intrusion alert has been cleared CPU Emergency Shutdown Event The processor temperature is too hot and the power supply has shut down Cooling Device Generic Critical Fan Failure Generic Critical Fan The fan speed rpm is out of limits or the fan speed rpm problem has been Failure Cleared resolved Temperature Generic Critical Temperature Problem Generic Critical The computer temperature is out of limits or the computer temperature Temperature Problem Cleared problem has been resolved Battery Low The system battery has reached a voltage of 2 2 V or lower For more information about Dell s ASF implementation see the ASF User s Guide and the ASF Administrator s Guide which are available on the Dell Support website at support dell com Dell OpenManage IT Assistant IT Assistant configures manages and monitors computers and other devices on a corporate netw
134. essor by its edges not by its pins NOTICE Only a certified service technician should perform repairs on your computer Damage due to servicing that is not authorized by Dell is not covered by your warranty obo NOTICE When you disconnect a cable pull on its connector or on its strain relief loop not on the cable itself Some cables have a connector with locking tabs if you are disconnecting this type of cable press in on the locking tabs before you disconnect the cable As you pull connectors apart keep them evenly aligned to avoid bending any connector pins Also before you connect a cable ensure that both connectors are correctly oriented and aligned NOTICE To avoid damaging the computer perform the following steps before you begin working inside the computer o 1 Turn off your computer NOTICE To disconnect a network cable first unplug the cable from your computer and then unplug it from the network wall jack 2 Disconnect any telephone or telecommunication lines from the computer 3 Disconnect your computer and all attached devices from their electrical outlets and then press the power button to ground the system board 4 If applicable remove the computer stand for instructions see the documentation that came with the stand A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the cover 5 Remove the computer cover Remove the mini tow
135. et so that the bracket alignment tabs snaps into the mounting holes on the new drive 1 hard drive 2 hard drive bracket hard drive mounting holes hard drive bracket 4 Carefully slide the hard drive into the drive bay until it clicks into place 5 Connect the power and hard drive cables to the drive 6 Check all connectors to be certain that they are properly cabled and firmly seated 7 Replace the computer cover see Replacing the Computer Cover 8 If the drive you just installed is the primary drive insert a bootable medium into your boot drive See the documentation that came with the drive for instructions on installing any software required for drive operation 9 Enter system setup and update the appropriate Primary Drive option 0 or 1 see Entering System Setup 10 Exit system setup and reboot the computer 11 Partition and logically format your drive before you proceed to the next step See the documentation for your operating system for instructions 12 Test the hard drive by running the Dell Diagnostics see Dell Diagnostics 13 If the drive you just installed is the primary drive install your operating system on the hard drive Adding a Second Hard Drive A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the elec
136. etup No boot sector on hard disk drive Enter system setup and ensure that the computer configuration information for the hard drive is correct see Entering System Setup No timer tick interrupt Run the Dell Diagnostics see Dell Diagnostics Non system disk or disk error Replace the floppy disk with one that has a bootable operating system or remove the floppy disk from drive A and restart the computer Not a boot diskette Insert a bootable floppy disk and restart your computer Not enough memory or resources Close some programs and try again Close all windows and open the program that you want to use In some cases you might have to restart your computer to restore computer resources If so run the program that you want to use first Operating system not found Contact Dell see Contacting Dell Plug and Play Configuration Error Turn your computer off unplug it from the electrical outlet and then remove all but one of the cards Plug in your computer and reboot it If the message reappears the installed card might be malfunctioning If the message does not reappear turn off the computer and reinsert one of the other cards 4 Repeat this process until you identify which card is malfunctioning wp Read fault Requested sector not found Reset failed See Drive Problems Sector not found 1 Run the Windows error checking utility to check the file structure on the floppy d
137. etwork adapter connector on the back panel of your computer A click indicates that the network cable has been securely attached NOTE Do not plug a telephone cable into the network connector On computers with a network connector card use the connector on the card It is recommended that you use Category 5 wiring and connectors for your network If you must use Category 3 wiring force the network speed to 10 Mbps to ensure reliable operation network Flashes a yellow light when the computer is transmitting or receiving activity light network data A high volume of network traffic may make this light appear to be in a steady on state line out Use the green line out connector to attach headphones and most connector speakers with integrated amplifiers On computers with a sound card use the connector on the card line in Use the line in connector to attach a record playback device such as a connector cassette player CD player or VCR On computers with a sound card use the connector on the card USB 2 0 Use the back USB connectors for devices that typically remain connected connectors such as printers and keyboards 5 video Plug the cable from your VGA compatible monitor into the blue connector connector NOTE If you purchased an optional graphics card this connector will be covered by a cap Do not remove the cap Connect your monitor to the connector on the graphics card NOTE If you are using a graphics card t
138. everal online and telephone based support and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Visit support dell com 2 Verify your country or region in the Choose A Country Region drop down menu at the bottom of the page 3 Click Contact Us on the left side of the page 4 Select the appropriate service or support link based on your need 5 Choose the method of contacting Dell that is convenient for you Back to Contents Page Back to Contents Page Glossary Terms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer A AC alternating current The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet ACPI advanced configuration and power interface A power management specification that enables Microsoft Windows operating systems to put a computer in standby or hibernate mode to conserve the amount of electrical power allocated to each device attached to the computer AGP accelerated graphics port A dedicated graphics port that allows system memory to be used for video related tasks AGP delivers a smooth true color video image because of the faster interface between the video circuitry and the computer memory AHCI Adva
139. ext A confirmation screen appears with the name and size of the array that you have marked for deletion 5 Click Finish to delete the RAID configuration The MediaShield RAID management utility window appears and lists any remaining arrays along with any other installed hard drives Converting From One RAID Configuration to Another RAI D Configuration NOTICE In order to use the migrating option to convert a RAID configuration without losing data your hard drive must initially be set up as a single drive RAID 0 array before the operating system is loaded onto the drive see Using the NVIDIA MediaShield ROM Utility for instructions NVIDIA MediaShield utilizes a one step process known as migrating to change the current state of a disk or array without losing any data If needed additional hard drives can be added to an existing array including a single drive RAID 0 configuration for conversion to a two drive RAID 0 configuration however the capacity of the resulting array must be equal to or greater than the size of the original configuration RAID 1 to RAID 1 conversions cannot be performed using the migrating process NOTICE Additional hard drives to be used in the migrated array must be no smaller than any of the drives in the current configuration K NOTE Ensure that all drives to be used in the RAID configuration are RAI D enabled see Setting Your Computer to RAID Enabled Mode 1 Launch NVIDIA MediaShield
140. f clearing the CMOS setting on a small form factor computer remove the hard drive see Removing a Hard Drive 3 Reset the current CMOS settings a Locate the password and CMOS jumpers Password PSWD and CMOS RTC_RST jumpers are on the system board see Jumper Settings b Remove the password jumper plug from its pins c Place the password jumper plug on the RTC_RST pins and wait approximately 5 seconds d Remove the jumper plug from the RTC_RST pins and place it back on the password pins 4 If clearing the CMOS setting on a small from factor computer install the hard drive see Installing a Hard Drive 5 Replace the computer cover see Replacing the Computer Cover NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 6 Connect your computer and devices to electrical outlets and turn them on HyperTransport and Dual Core Technology HyperTransport technology can increase overall computer performance by removing I O bottlenecks increasing system bandwidth and reducing system latency A fully integrated DDR memory controller allows a direct connection between the processor and the main memory Dual Core is a technology in which two physical computational units exist inside a single processor package thereby increasing computing efficiency and multi tasking ability While many programs can benefit from HyperTransport and dual core technology some pro
141. f the No Boot setting Enables or disables the USB ports on the back of the computer Enables or disables the front USB ports Determines the mode of operation of the internal parallel port AT configures the port for AT compatibility PS 2 configures the port for PS 2 compatibility EPP configures the port for the Enhanced Parallel Port bidirectional protocol ECP configures the port for the Extended Capability Port bidirectional protocol NOTE If you set the LPT Port Mode to ECP the LPT Port DMA appears in the option menu Determines the address that the built in parallel port uses Determines how the serial port operates Auto the default setting automatically configures a connector to a particular designation COM1 or COM3 Determines how the serial port operates Auto the default setting automatically configures a connector to a particular designation COM2 or COM4 Enables or disables the integrated legacy PS 2 mouse controller Primary This setting specifies which video controller is primary when there are two video controllers available PCI Onboard Auto and PEG This Video selection only matters if there are two video controllers present When Auto is selected the add in video controller will be used Auto default NOTE A PCI Express graphics card will override the integrated video controller Video Memory This setting configures the amount of system memory that is reserved for the integrated vi
142. ffect when you restart the computer Typing Your System Password When you start or restart your computer the following prompt appears on the screen If Password Status is set to Locked Type the password and press lt Enter gt If you have assigned an administrator password the computer accepts your administrator password as an alternate system password If you type a wrong or incomplete system password the following message appears on the screen Incorrect password If you again type an incorrect or incomplete system password the same message appears on the screen The third and subsequent times you type an incorrect or incomplete system password the computer displays the following message Incorrect password Number of unsuccessful password attempts 3 System halted Must power down Even after your computer is turned off and on the previous message is displayed each time you type an incorrect or incomplete system password NOTE You can use Password Status in conjunction with System Password and Admin Password to further protect your computer from unauthorized changes Deleting or Changing an Existing System Password 1 Enter system setup see Entering System Setup 2 Highlight System Password and press lt Enter gt 3 When prompted type the system password 4 Press lt Enter gt twice to clear the existing system password The setting changes to Not Set If Not Set is displayed the system password is delet
143. for your computer 4 Align the PS 2 serial port adapter bracket in the retention slot and press down firmly Ensure that the adapter is fully seated in the slot 5 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 6 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 1 release tab 2 adapter retention latch 3 serial port adapter bracket 4 serial port adapter 5 f serial port adapter system board connector connector PS2 SER2 7 Connect the adapter cable to the PS 2 serial port adapter connector PS2 SER2 on the system board see System Board Components K NOTE See the documentation for the PS 2 serial port adapter for information about the cable connections 8 Replace the computer cover see Replacing the Computer Cover Removing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 Disconnect the PS 2 serial port cable from the system board see System Board Components 4 Grasp the PS 2 serial port adapter bracket b
144. for repair or credit as follows 1 Call Dell to obtain a Return Material Authorization Number and write it clearly and prominently on the outside of the box For the telephone number to call for your region see Contacting Dell 2 Include a copy of the invoice and a letter describing the reason for the return 3 Include a copy of the Diagnostics Checklist see Diagnostics Checklist indicating the tests that you have run and any error messages reported by the Dell Diagnostics see Dell Diagnostics 4 Include any accessories that belong with the item s being returned power cables software floppy disks guides and so on if the return is for credit 5 Pack the equipment to be returned in the original or equivalent packing materials You are responsible for paying shipping expenses You are also responsible for insuring any product returned and you assume the risk of loss during shipment to Dell Collect On Delivery C O D packages are not accepted Returns that are missing any of the preceding requirements will be refused at Dell s receiving dock and returned to you Before You Call NOTE Have your Express Service Code ready when you call The code helps Dell s automated support telephone system direct your call more efficiently You may also be asked for your Service Tag located on the back or bottom of your computer Remember to fill out the Diagnostics Checklist see Diagnostics Checklist If possible turn on your com
145. formation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Disconnect the DC power cables from the system board and the drives Note the routing of the DC power cables underneath the tabs in the computer chassis as you remove them from the system board and drives You must route these cables properly when you replace them to prevent their being pinched or crimped 3 Remove the two screws that attach the power supply to the back of the computer chassis 4 Remove the optical drive and carefully set it aside see Removing an Optical Drive 5 Press the release button located on the floor of the computer chassis release button screws 2 a ac ponerconmecor a i it id 6 Slide the power supply toward the front of the computer by approximately 1 inch 7 Lift the power supply up and out of the computer 8 Slide the replacement power supply into place 9 Replace the screws that secure the power supply to the back of the computer chassis 10 Reconnect the DC power cables see System Board Components for connector locations 11 Replace the optical drive see Installing an Optical Drive 12 Replace the computer cover see Replacing the Computer Cover
146. fully set it aside NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 3 Pull up on the drive release latch and slide the floppy drive towards the back of the computer Then lift up to remove the drive from the computer 1 drive release latch 2 floppy drive 4 Disconnect the power and data cables from the back of the floppy drive Installing a Floppy Drive 1 If you are installing a new drive a Use a small flat edge screw driver on the back side of the drive panel insert to gently pop off the insert b Remove the four shoulder screws from the drive panel insert 2 If you are replacing an existing drive Remove the four shoulder screws from the existing drive 3 Insert the four shoulder screws into the sides of the new floppy drive and tighten them 4 Attach the power and floppy drive cables to the floppy drive 5 Connect the floppy drive cable to the DSKT connector on the system board see System Board Components for the connector locations 6 Align the shoulder screws with the screw guides and slide the drive into the bay until it clicks into place floppy drive a2 slot verification number nl 7 Replace the optical drive see Installing an Optical Drive 8 Check all cable connections and fold cables out of the way to provide airflow for the fan and cooling vents 9 Replace the compute
147. g in the direction of the arrow on the fan s back panel 6 Install the hard drive see Installing a Hard Drive Optical Drive A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing an Optical Drive 1 Follow the procedures in Before You Begin 2 Lay the computer on its side so that the system board is on the bottom of the inside of the computer NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 3 Pull up on the drive release latch and slide the drive towards the back of the computer Then lift up to remove the drive from the computer i l drive release latch 2 optical drive 4 Disconnect the power and data cable from the back of the drive 1 l optical drive 2 l data cable 3 power cable Installing an Optical Drive 1 Unpack the drive and prepare it for installation 2 Check the documentation that accompanied the drive to verify that the drive is configured for your computer 3 Connect the power and data cable to the drive oe SE Elona ave a cata cate 3 power cave 4 Gently position the drive until it clicks into place 5 Check all cable connectio
148. gainst electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing an Optical Drive 1 Follow the procedures in Before You Begin 2 Remove the computer cover see Removing the Computer Cover NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 3 Pull up on the drive release latch and slide the drive towards the back of the computer Then lift up to remove the drive from the computer 1 drive release latch optical drive 4 Disconnect the power and data cables from the back of the drive 5 If you are not replacing the optical drive at this time install the optical drive insert by lowering it into the drive bay until it clicks into place Contact Dell if you need a drive bay insert Installing an Optical Drive 1 Unpack the drive and prepare it for installation Check the documentation that accompanied the drive to verify that the drive is configured for your computer Pull up on the drive release latch and slide the drive towards the back of the computer Then lift up to remove the drive from the computer 3 If you are installing a new drive a Remove the inserts b Insert the three shoulder screws removed from the insert into the sides of the new drive and tighten them c Lift the drive release latch up and insert the new optical device 4 If you are repl
149. gnostics see Dell Diagnostics Test the cards 1 Turn off the computer and devices disconnect them from their electrical outlets wait 10 to 20 seconds and then remove the computer cover see Removing the Computer Cover for mini tower computers or Removing the Computer Cover for desktop computers 2 Reinstall one of the cards that you removed previously see PCI PCI Express Cards and PS 2 Serial Port Adapters for mini tower computers or Installing a PCI Card for desktop computers 3 Close the computer cover see Replacing the Computer Cover reconnect the computer and devices to electrical outlets and then turn them on 4 Run the Dell Diagnostics see Dell Diagnostics 5 If any of the tests fail the card you just reinstalled is faulty and needs to be replaced 6 Repeat this process until you have reinstalled all cards Drive Problems A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer Fill out the Diagnostics Checklist as you complete these chec
150. grams may have not been optimized for them and may require an update from the software manufacturer Contact the software manufacturer for updates and information about using HyperTransport or dual core technology with your software To determine if your computer is using HyperTransport technology check the system setup option for HyperTransport under the Performance tab see System Setup Power Management Your computer can be set to use less power when you are not working You control the power usage through the operating system installed on your computer and certain option settings in system setup These periods of reduced power are called sleep modes NOTE All components installed in the computer must support the hibernate and or standby mode feature s and have the appropriate drivers loaded to enter either of these sleep modes For more information see the manufacturer s documentation for each component Standby In this sleep mode power is reduced or turned off for most components including the cooling fans However system memory remains active Hibernate This sleep mode reduces power consumption to a minimum by writing all data in system memory to a hard drive and then removing system power Waking up from this mode restarts the computer and the memory contents are restored Operation then resumes where the computer left off when it entered the hibernation mode 1 Shutdown This sleep mode removes all power from the computer ex
151. hange the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 11 If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 12 Install any drivers required for the card as described in the card documentation Removing a PCI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 3 If necessary disconnect any cables connected to the card 4 Grasp the card by its top corners and ease it out of its connector a release tab a2 card retention latch a card edge connector card connector 5 If you are removing the card permanently install a filler bracket in the empty card slot opening 4 NOT
152. hat can be defined as x columns by y rows of characters video resolution See resolution virus A program that is designed to inconvenience you or to destroy data stored on your computer A virus program moves from one computer to another through an infected disk software downloaded from the Internet or e mail attachments When an infected program starts its embedded virus also starts A common type of virus is a boot virus which is stored in the boot sectors of a floppy disk If the floppy disk is left in the drive when the computer is shut down and then turned on the computer is infected when it reads the boot sectors of the floppy disk expecting to find the operating system If the computer is infected the boot virus may replicate itself onto all the floppy disks that are read or written in that computer until the virus is eradicated V volt The measurement of electric potential or electromotive force One V appears across a resistance of 1 ohm when a current of 1 ampere flows through that resistance Ww W watt The measurement of electrical power One W is 1 ampere of current flowing at 1 volt WHr watt hour A unit of measure commonly used to indicate the approximate capacity of a battery For example a 66 WHr battery can supply 66 W of power for 1 hour or 33 W for 2 hours wallpaper The background pattern or picture on the Windows desktop Change your wallpaper through the Windows Control Panel You c
153. hat supports dual monitors use the y cable that came with your computer Connect a serial device such as a handheld device to the serial port The connector default designations are COM1 for serial connector 1 and COM2 for serial connector 2 NOTE There is only a serial connector 2 if the optional PS2 serial adapter is used For more information see System Setup Options Inside Your Computer A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To avoid electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board 1 drive release latch 2 optical drive 3 power supply chassis intrusion switch optional 5 hara arive Je card slots 2 system board i heat sink assembly Pt System Board Components SAAI SATAO 4 memory module connectors power connector SATA drive connectors DIMM_1 DIMM_2 DIMM_3 POWER1 SATAO SATA1 DIMM_4 7 front panel connector fan connector intrusion switch FRONTPANEL FAN_HDD connector INTRUDER 10 CMOS reset jumper RTCRST 11 battery socket 12 internal USB USB1 BATTERY 13 standby AUX_PWR_LED 14 PCI Express x16 15 PCI connec
154. have installed a padlock through the padlock ring on the back panel remove the padlock Locate the cover release latch shown in the illustration Then slide the release latch back as you lift the cover Grip the sides of the computer cover and pivot the cover up using the bottom hinges as leverage points Remove the cover from the hinge tabs and set it aside on a soft nonabrasive surface CAUTION Graphic card heat sinks can become very hot during normal operation Ensure that a graphic card heat sink has had sufficient time to cool before you touch it 1 security cable slot 2 cover release latch 3 computer cover Back to Contents Page Back to Contents Page Drives Drives Your computer supports One SATA hard drive 1 One floppy drive or Media Card Reader 1 One SATA optical drive Aaaa 1 FlexBay for floppy drive or Media Card Reader 2 optical drive 3 hard drive General I nstallation Guidelines 1 Connect a SATA hard drive to the connector labeled SATAO on the system board see System Board Components 2 Connect the SATA optical drive to the connector labeled SATA1 on the system board Connecting Drive Cables When you install a drive you connect two cables a DC power cable and a data cable to the back of the drive Drive Interface Connectors Serial ATA Connector 1 interface cable connector Interface co
155. he computer cover see Replacing the Computer Cover 8 The computer detects that the new memory does not match the existing configuration information and generates the following message The amount of system memory has changed Strike the Fl key to continue F2 to run the setup utility 9 Press lt F2 gt to enter system setup and check the value for System Memory The computer should have changed the value of System Memory to reflect the newly installed memory Verify the new total If it is correct skip to step 11 10 If the memory total is incorrect turn off and disconnect your computer and devices from their electrical outlets Open the computer cover and check the installed memory modules to ensure that they are seated properly in their sockets Then repeat steps 7 8 and 9 11 When the System Memory total is correct press lt Esc gt to exit system setup 12 Run the Dell Diagnostics see Dell Diagnostics to verify that the memory modules are operating properly Back to Contents Page Back to Contents Page PCI PCI Express Cards and PS 2 Serial Port Adapters PCI PCI Express Cards and PS 2 Serial Port Adapters A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s e
156. heck the card setting Enter system setup see System Setup and ensure that Primary Video option is set correctly Exit system setup and restart your computer Run the monitor self test Check the monitor documentation for more information If the screen is difficult to read Check the monitor settings See the monitor documentation for instructions on adjusting the contrast and brightness demagnetizing degaussing the monitor and running the monitor self test Move the subwoofer away from the monitor If your speaker system includes a subwoofer ensure that the subwoofer is at least 60 cm 2 ft away from the monitor Move the monitor away from external power sources Fans fluorescent lights halogen lamps and other electrical devices can cause the screen image to appear shaky Turn off nearby devices to check for interference Adjust the Windows display settings 1 Click the Start button click Control Panel and then click Appearance and Themes 2 Click Display and click the Settings tab 3 Try different settings for Screen resolution and Color quality Back to Contents Page Back to Contents Page Chassis I ntrusion Switch Dell Optiplex 740 Systems User s Guide Removing the Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Resetting the Chassis Intrusion Detector A CAUTION Before you begin any of the procedures in
157. ies media may contain drivers for operating systems that are not on your computer Ensure that you are installing software appropriate for your operating system Many drivers such as the keyboard driver come with your Microsoft Windows operating system You may need to install drivers if you Upgrade your operating system Reinstall your operating system 1 Connect or install a new device Identifying Drivers If you experience a problem with any device identify whether the driver is the source of your problem and if necessary update the driver Windows Vista If you experience a problem with any device identify whether the driver is the source of your problem and if necessary update the driver 1 Click Start and right click Computer 2 Click Properties Device Manager 2 NOTE The User Account Control window may appear If you are an administrator click Continue otherwise contact your administrator to continue Scroll down the list to see if any device has an exclamation point a yellow circle with a on the device icon If an exclamation point is next to the device name you may need to reinstall the driver or install a new driver see Reinstalling Drivers and Utilities Windows XP 1 Click the Start button and click Control Panel 2 Under Pick a Category click Performance and Maintenance 3 Click System 4 In the System Properties window click the Hardware tab 5 Click Device Manager
158. indows XP and Windows Vista Features Transferring Information to a New Computer User Accounts and Fast User Switching Setting Up a Home and Office Network Transferring Information to a New Computer You can use your operating system wizards to help you transfer files and other data from one computer to another for example from an old computer to a new computer For instructions see the following section that corresponds to the operating system that your computer is running Microsoft Windows Vista 1 Click the Windows Vista Start button and then click Transfer files and settings Start Windows Easy Transfer 2 In the User Account Control dialog box click Continue 3 Click Start a new transfer or Continue a transfer in progress Follow the instructions provided on the screen by the Windows Easy Transfer wizard Microsoft Windows XP The Microsoft Windows XP operating system provides the Files and Settings Transfer Wizard to move data from a source computer to a new computer You can transfer data such as E mail messages 1 Toolbar settings Window sizes 1 Internet bookmarks You can transfer the data to the new computer over a network or serial connection or you can store it on removable media such as a writable CD for transfer to the new computer K NOTE You can transfer information from an old computer to a new computer by directly connecting a serial cable to the input outpu
159. ings To restore the computer s system settings to their default values 1 Turn on or restart your computer 2 When Press lt F2 gt to Enter Setup appears in the upper right corner of the screen press lt F2 gt immediately If you wait too long and the Microsoft Windows logo appears continue to wait until you see the Windows desktop Then shut down your computer through the Start menu and try again 3 Under System Management select the Maintenance option and follow the directions on the screen Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide K NOTE If you are having a problem with a printer see Printer Problems Check the option setting See the device s documentation for the recommended settings Then enter system setup see System Setup and ensure that the Serial Port 1 setting or the Serial Port 2 settings if you have an optional serial port adapter installed or the LPT Port Mode setting matches the recommended settings Run the Dell Diagnostics See Dell Diagnostics Sound and Speaker Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide No
160. ion Battery Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION There is a danger of a new battery exploding if it is incorrectly installed Replace the battery only with the same or equivalent type recommended by the manufacturer Discard used batteries according to the manufacturer s instructions A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide Replace the battery If you have to repeatedly reset time and date information after turning on the computer or if an incorrect time or date displays during start up replace the battery see Replacing the Battery If the battery still does not work properly contact Dell see Contacting Dell Card Problems Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer Check the card seating and cable 1 Turn off the computer and devices disconnect them
161. ips screwdriver Flash BIOS update program floppy disk CD USB key Turning Off Your Computer NOTICE To avoid losing data save and close any open files and exit any open programs before you turn off your computer 1 Shut down the operating system a Save and close any open files and exit any open programs b Click the Start button and then click Shut Down c Inthe Shut Down Windows window select Shut down and then click OK The computer turns off after the operating system shutdown process finishes 2 Ensure that the computer and any attached devices are turned off If your computer and attached devices did not automatically turn off when you shut down your operating system turn them off now 2 NOTI CE To turn off your computer without shutting down the operating system is not recommended because you may lose data If however it is necessary to do so it may be done by pressing down and holding the power button for 6 seconds Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help ensure your own personal safety A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a proc
162. is document is available as a PDF at support dell com Dell Product Information Guide Service Tag and Microsoft Windows License NOTE Your computer s Service Tag and Microsoft Windows License labels are Solutions Troubleshooting hints and tips articles from technicians online courses and frequently asked questions Community Online discussion with other Dell customers Upgrades Upgrade information for components such as memory the hard drive and the operating system Customer Care Contact information service call and order status warranty and repair information Service and support Service call status and support history service contract online discussions with technical support Dell Technical Update Service Proactive e mail notification of software and hardware updates for your computer Reference Computer documentation details on my computer configuration product specifications and white papers Downloads Certified drivers patches and software updates Desktop System Software DSS If you reinstall the operating system for your computer you should also reinstall the DSS utility DSS provides critical updates for your operating system and support for Dell 3 5 inch USB floppy drives AMD processors optical drives and USB devices DSS is necessary for correct operation of your Dell computer The software automatically detects your computer and operating system and i
163. isk or hard drive See Windows Help for instructions If a large number of sectors are defective back up the data if possible and then reformat the floppy disk or hard drive Seek error See Drive Problems Shutdown failure Run the Dell Diagnostics see Dell Diagnostics Time of day clock stopped Time of day not set please run the System Setup program Enter system setup see Entering System Setup and correct the date or time If the problem persists replace the battery see Replacing the Battery Timer chip counter 2 failed Run the Dell Diagnostics see Dell Diagnostics Unexpected interrupt in protected mode Run the Dell Diagnostics see Dell Diagnostics WARNING Dell s Disk Monitoring System has detected that drive 0 1 on the primary secondary EI DE controller is operating outside of normal specifications It is advisable to immediately back up your data and replace your hard drive by calling your support desk or Dell If no replacement drive is immediately available and the drive is not the only bootable drive enter system setup see Entering System Setup and change the appropriate drive setting to None Then remove the drive from the computer Write fault Write fault on selected drive See Drive Problems lt drive letter gt is not accessible The device is not ready The selected drive cannot read its medium Depending on its medium type insert a floppy CD DVD
164. ive Failure to do so may cause damage to the memory module and the DIMM socket 1 Follow the procedures in Before You Begin 2 If you are using a desktop computer remove the optical drive see Removing an Optical Drive a small form factor computer first remove the optical drive see Removing an Optical Drive then remove the floppy drive or Media Card Reader see Removing a Floppy Drive or Media Card Reader 3 Carefully press out the securing clip at each end of the memory module connector p 2 1 securing clip 2 2 memory module 4 Remove the memory module If you are replacing a memory module see Installing Memory 5 If you are using a desktop computer replace the optical drive see Installing an Optical Drive a small form factor computer first replace the floppy drive or media card reader see Installing a Floppy Drive or Media Card Reader and then replace the optical drive see Installing an Optical Drive 6 Replace the computer cover see Replacing the Computer Cover Installing Memory A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface
165. ket in the empty card slot opening 74 NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 7 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 8 Secure any remaining card s by closing the card retention latch and snapping it into place 9 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position riser card cage 2 slots riser cards 2 10 Replace the computer cover see Replacing the Computer Cover 11 Uninstall the card s driver See the documentation that came with the card for instructions 12 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external a
166. ks Test the drive Insert another floppy disk CD or DVD to eliminate the possibility that the original one is defective Insert bootable media and restart the computer Clean the drive or disk See CDs and DVDs Check the cable connections Check for Software and Hardware Conflicts See Resolving Software and Hardware Incompatibilities Run the Dell Diagnostics See Dell Diagnostics CD and DVD drive problems K NOTE High speed CD or DVD drive vibration is normal and may cause noise which does not indicate a defect in the drive or the CD or DVD K NOTE Because of different regions worldwide and different disc formats not all DVD titles work in all DVD drives Adjust the Windows volume control 1 Click the speaker icon in the lower right corner of your screen Ensure that the volume is turned up by clicking the slidebar and dragging it up Ensure that the sound is not muted by clicking any boxes that are checked Check the speakers and subwoofer See Sound and Speaker Problems Problems writing to an Optical RW drive Close other programs The Optical RW drive must receive a steady stream of data when writing If the stream is interrupted an error occurs Try closing all programs before you write to the Optical RW Turn off Standby mode in Windows before writing to a Optical RW disc See your computer documentation for information on Power Managemen
167. lectronic components You can do so by touching an unpainted metal surface on the computer chassis Your Dell computer supports a PS 2 serial adapter and provides the following connectors for PCI and PCI Express cards Two PCI card slots One PCI Express x16 card slot One PCI Express x1 card slot K NOTE Your Dell computer uses only PCI and PCI Express slots ISA cards are not supported PCI Cards Installing a PCI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position s card edge connector card connector release tab 3 If you are installing a new card remove the filler bracket to create a card slot opening Then continue with step 5 4 If you are replacing a card that is already installed in the computer remove the card see Removing a PCI Card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the new card for installation CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards K NOTE See the documentation that came with the card for information on configuring the card making internal c
168. lisecond A measure of time that equals one thousandth of a second Access times of storage devices are often measured in ms network adapter A chip that provides network capabilities A computer may include a network adapter on its system board or it may contain a PC Card with an adapter on it A network adapter is also referred to as a NIC network interface controller NIC See network adapter notification area The section of the Windows taskbar that contains icons for providing quick access to programs and computer functions such as the clock volume control and print status Also referred to as system tray ns nanosecond A measure of time that equals one billionth of a second NVRAM nonvolatile random access memory A type of memory that stores data when the computer is turned off or loses its external power source NVRAM is used for maintaining computer configuration information such as date time and other system setup options that you can set o optical drive A drive that uses optical technology to read or write data from CDs DVDs or DVD RWs Example of optical drives include CD drives DVD drives CD RW drives and CD RW DVD combo drives P parallel connector An O port often used to connect a parallel printer to your computer Also referred to as an LPT port partition A physical storage area on a hard drive that is assigned to one or more logical storage areas known as logical drive
169. list as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide If the screen is blank K NOTE See the monitor documentation for troubleshooting procedures Check the monitor cable connection If you purchased a graphics card ensure that the monitor is connected to the card Ensure that your monitor is properly connected see the Quick Reference Guide that came with your computer If you are using a video extension cable and removing the cable solves the problem the cable is defective Swap the computer and monitor power cables to determine if the power cable is defective 1 Check the connector for bent or broken pins It is normal for monitor cable connectors to have missing pins Check the monitor power light If the power light is off firmly press the button to ensure that the monitor is turned on If the power light is lit or blinking the monitor has power If the power light is blinking press a key on the keyboard or move the mouse Test the electrical outlet Ensure that the electrical outlet is working by testing it with another device such as a lamp Test the monitor Connect a properly working monitor to the computer and try using the monitor If the new monitor works the original monitor is faulty Check the diagnostic lights See Diagnostic Lights C
170. lly reinstall an additional module Continue until you have identified a faulty module or reinstalled all modules without error If available install properly working memory of the same type into your computer the problem persists contact Dell Memory modules are detected but a Ensure that no special memory module memory connector placement requirements 0d0e memory configuration or compatibility error exist See Memory exists Verify that the memory modules that you are installing are compatible with your computer If the problem persists contact Dell 00909 A failure has occurred Ensure that the cables are properly connected to the system board from the hard drive and optical drive This pattern also displays when you enter Check the computer message that appears on your monitor screen system setup and may not indicate a If the problem persists contact Dell problem see Entering System Setup 0009 After POST is complete all four diagnostic lights turn green briefly before turning off to indicate normal operating condition Beep Codes Your computer might emit a series of beeps during start up if the monitor cannot display errors or problems This series of beeps called a beep code identifies a problem One possible beep code consists of one long beep and then two short beeps This beep code tells you that the computer encountered a memory test failure If your computer
171. ls and Utilities Dell Optiplex 740 Systems User s Guide Dell Diagnostics System Lights Diagnostic Lights Beep Codes Error Messages Resolving Software and Hardware Incompatibilities Dell Diagnostics A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide When to Use the Dell Diagnostics If you experience a problem with your computer perform the checks in this section and run the Dell Diagnostics before you contact Dell see Contacting Dell for technical assistance It is recommended that you print these procedures before you begin NOTICE The Dell Diagnostics works only on Dell computers Enter system setup review your computer s configuration information and ensure that the device you want to test displays in system setup and is active see Entering System Setup Start the Dell Diagnostics from either your hard drive or from the Drivers and Utilities media Starting the Dell Diagnostics From Your Hard Drive The Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive K NOTE If your computer cannot display a screen image contact Dell see Contacting Dell 1 Shut down the computer Turn on or restart your computer 2 When the DELL logo appears press lt F12 gt immediately K NOTE If you see a message stating that no diagnostics utility partition has been found ru
172. ltiplied by the number of drives in the configuration RAID Level 1 Configuration RAID level 1 uses a data redundancy storage technique known as mirroring to enhance data integrity When data is written to the primary drive the data is also duplicated or mirrored on the second drive in the configuration A RAID level 1 configuration sacrifices high data access rates for its data redundancy advantages serial ATA RAID configured for RAID level 1 segment segment3 segments segments hard drive 1 hard drive 2 If a drive failure occurs subsequent read and write operations are directed to the surviving drive A replacement drive can then be rebuilt using the data from the surviving drive GZ NOTE In a RAID level 1 configuration the size of the configuration is equal to the size of the smallest drive in the configuration Configuring Your Hard Drives for RAID Your computer can be configured for RAID even if you did not select a RAID configuration when the computer was purchased For an explanation of RAID levels and their requirements see About RAID Configurations For information on how to install a hard drive see Installing a Hard Drive for your mini tower computer or Installing a Hard Drive for your desktop computer You can use one of two methods to configure RAID hard drive volumes The first method uses the NVIDIA MediaShield ROM utility and is performed before you install the operating system onto the hard drive
173. m Voltage manual selection power supplies 90 to 135 V at 50 60 Hz 180 to 265 V at 50 60 Hz Backup battery 3 V CR2032 lithium coin cell Physical 9 26 cm 3 65 inches 31 37 cm 12 35 inches 34 03 cm 13 40 inches Weight 7 4 kg 16 4 Ib Environmental Temperature Operating 10 to 35 C 50 to 95 F Storage 40 to 65 C 40 to 149 F Relative humidity 20 to 80 noncondensing Maximum vibration Operating 0 25 G at 3 to 200 Hz at 0 5 octave min Storage 0 5 G at 3 to 200 Hz at 1 octave min Maximum shock Operating bottom half sine pulse with a change in velocity of 50 8 cm sec 20 inches sec Storage 27 G faired square wave with a velocity change of 508 cm sec 200 inches sec Altitude Operating 15 2 to 3048 m 50 to 10 000 ft Storage 15 2 to 10 668 m 50 to 35 000 ft Airborne contaminant level G2 or lower as defined by ISA S71 04 1985 Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Speaker Speaker Installing a Speaker A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your compu
174. menu The Drivers and Utilities media scans your computer s hardware and operating system and then displays a list of device drivers for your system configuration Click the appropriate driver and follow the instructions to download the driver for your computer To view a list of all available drivers for your computer click Drivers in the Topic drop down menu To access the help files on the Drivers and Utilities media click the question mark button or the Help link at the top of the screen Restoring Your Operating System The Microsoft Windows operating system provides System Restore to allow you to return your computer to an earlier operating state without affecting data files if changes to the hardware software or other system settings have left the computer in an undesirable operating state See the Windows Help and Support Center for information on using System Restore NOTICE Make regular backups of your data files System Restore does not monitor your data files or recover them Windows Vista Starting System Restore 1 Click Start A 2 In the Start Search box type System Restore and press lt Enter gt NOTE The User Account Control window may appear If you are an administrator on the computer click Continue otherwise contact your administrator to continue the desired action 3 Click Next and follow the remaining prompts on the screen In the event that System Restore did not resolve the issue you m
175. mputer Front View optical drive Insert media if supported into this drive optional Flexbay drive Can contain an optional floppy drive or an optional media card reader USB 2 0 Use the front USB connectors for devices that you connect occasionally connectors such as joysticks or cameras or for bootable USB devices see System 2 Setup for more information on booting to a USB device It is recommended that you use the back USB connectors for devices that typically remain connected such as printers and keyboards LAN indicator This light indicates that a local area network LAN connection is light established diagnostic Use the lights to help you troubleshoot a computer problem based on lights the diagnostic code For more information see Diagnostic Lights power button Press this button to turn on the computer NOTICE To avoid losing data do not turn off the computer by pressing the power button Instead perform an operating system shutdown See Turning Off Your Computer for more information NOTICE If your operating system has ACPI enabled when you press the power button the computer will perform an operating system shutdown 7 power light The power light illuminates and blinks or remains solid to indicate different operating modes No light The computer is turned off Steady green The computer is in a normal operating state Blinking green The computer is in a power saving mode
176. n 1 media card reader 2 shoulder screws 4 3 shoulder screw slots 2 fa mediacerarecverave st Sd 6 Install the drive panel to the front of the computer The drive panel only fits one way see Drive Panel Inserts 7 Replace the computer cover see Replacing the Computer Cover 8 Enter system setup and use the Diskette Drive option to enable your new media card reader see Entering System Setup 9 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Optical Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before replacing the cover Removing an Optical Drive 1 Follow the procedures in Before You Begin 2 Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel Then remove it from the hinges 3 Disconnect the power and optical drive cables from the back of the drive 4 Slide the drive release latch in the direction indicated on the latch until the optical drive is released while holding the latch open slide the drive out of the computer drive release latch optical drive Installing an Optical Drive 1 Follow the procedures in Before You Begin 2 If you are repla
177. n Administrator Password 4 Exit system setup Disabling a Forgotten Password and Setting a New Password To reset system and or administrator passwords see Clearing Forgotten Passwords Trusted Platform Module TPM GZ NOTE Computers shipping into China are not equipped with TPM NOTE The TPM feature supports encryption only if the operating system supports TPM For more information see the TPM software documentation and the help files that came with the software TPM is a hardware based security feature that can be used to create and manage computer generated encryption keys When combined with security software the TPM enhances existing network and computer security by enabling features such as file protection capabilities and protected e mail The TPM feature is enabled through a system setup option NOTICE To secure your TPM data and encryption keys follow the backup procedures documented in the Archive and Restore section of the EMBASSY Security Center help file In the event of these backups being incomplete lost or damaged Dell will be unable to assist in the recovery of encrypted data Enabling the TPM Feature 1 Enable the TPM software a Restart the computer and press lt F2 gt during the Power On Self Test to enter the system setup program b Select Security then select TPM Security and press lt Enter gt c Under TPM Security select On d Press lt Esc gt to exit the setup program e
178. n connector Key Combinations lt Ctrl gt lt Alt gt lt Del gt lt F2 gt or lt Ctrl gt lt Alt gt lt Enter gt lt F12 gt or lt Ctrl gt lt Alt gt lt F8 gt lt Ctri gt lt n gt lt Ctrl gt lt Enter gt Controls and Lights Power control Power light within the power button Hard drive access light Link light on front panel Link integrity light on integrated network adapter Activity light on integrated network adapter Diagnostic lights Standby power light in Microsoft Windows XP and Windows Vista brings up the Windows Security window If in MS DOS mode restarts reboots the computer displays a boot device menu that allows the user to enter a device for a single boot during start up only starts embedded system setup during start up only as well as options to run hard drive and system diagnostics starts the RAID setup menu if RAID is turned on in the system setup program disables computer password at start up after correct password is entered front of chassis push button green light Blinking green indicates sleep mode solid green indicates power on state amber light Blinking amber indicates a problem with an installed device solid amber indicates an internal power problem see Power Problems ront panel green ront panel solid green light indicates network connection rear panel green light for 10 Mb operation orange ight f
179. n the Dell Diagnostics from your Drivers and Utilities media optional If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows desktop Then shut down your computer and try again 3 When the boot device list appears highlight Boot to Utility Partition and press lt Enter gt 4 When the Dell Diagnostics Main Menu appears select the test you want to run Starting the Dell Diagnostics From the Drivers and Utilities Media Optional 1 Insert the Drivers and Utilities media 2 Shut down and restart the computer When the DELL logo appears press lt F12 gt immediately If you wait too long and the Windows logo appears continue to wait until you see the Windows desktop Then shut down your computer and try again K NOTE The next steps change the boot sequence for one time only On the next start up the computer boots according to the devices specified in system setup 3 When the boot device list appears highlight IDE CD ROM Device and press lt Enter gt 4 Select the IDE CD ROM Device option from the CD boot menu 5 Select the Boot from CD ROM option from the menu that appears 6 Type 1 to start the Drivers and Utilities media menu 7 Type 2 to start the Dell Diagnostics 8 Select Run the 32 Bit Dell Diagnostics from the numbered list If multiple versions are listed select the version appropriate for your computer 9 When the Dell Diagnostics Main Me
180. n the back panel of the computer Installing a PCI Card in the Riser Card Cage 1 Follow the procedures in Before You Begin 2 If applicable remove the card installed in the PCI3 connector on the system board see Removing a PCI Card 3 Remove the riser card cage a Check any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage handle up and gently pull on the handle and lift the riser card cage up and away from the computer 1 riser card cage 2 handle 4 If you are installing a new card remove the filler bracket to create an empty card slot opening 5 If you are replacing a card that is already installed in the computer remove the card 6 If necessary disconnect any cables connected to the card 7 Grasp the card by its corners and ease it out of its connector K NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer 8 Prepare the new card for installation CAUTI ON Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 9 Gently lift the release tab on the card retention latch from the inside to
181. nced Host Controller Interface An interface for a SATA hard drive Host Controller which allows the storage driver to enable technologies such as Native Command Queuing NCQ and hot plug ALS ambient light sensor A feature that helps to control display brightness antivirus software A program designed to identify quarantine and or delete viruses from your computer ASF alert standards format A standard to define a mechanism for reporting hardware and software alerts to a management console ASF is designed to be platform and operating system independent battery life span The length of time years during which a portable computer battery is able to be depleted and recharged battery operating time The length of time minutes or hours that a portable computer battery powers the computer BIOS basic input output system A program or utility that serves as an interface between the computer hardware and the operating system Unless you understand what effect these settings have on the computer do not change them Also referred to as system setup bit The smallest unit of data interpreted by your computer Bluetooth wireless technology A wireless technology standard for short range 9 m 29 feet networking devices that allows for enabled devices to automatically recognize each other boot sequence Specifies the order of the devices from which the computer attempts to boot bootable media
182. ng a PCI Express x16 Card or DVI Card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the card for installation NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer release tab 2 card retention latch 3 card 1 CAUTI ON Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot PCI Express x16 card connector 1 PCI Express x16 card 2 DVI card connector 3 PCI Express x16 card connector fully seated card not fully seated card bracket within slot NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 7 Connect any cables that should be attached to the card 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9 Secure the card s by closing the card retention latch and snapping
183. ng mode Microsoft Press the power button move the mouse or press a key Windows XP on the keyboard to wake the computer Blinks green several times and then A configuration error exists Check the diagnostic lights to see if the specific problem is turns off identified Solid yellow The Dell Diagnostics is running a test or a device on the If the Dell Diagnostics is running allow the testing to system board may be faulty or incorrectly installed complete If the computer does not boot contact Dell for technical assistance Blinking yellow A power supply or system board failure has occurred See Power Problems Solid green and a beep code during A problem was detected while the BIOS was executing See Beep Codes for instructions on diagnosing the beep POST code Also check the diagnostic lights to see if the specific problem is identified Solid green power light and no beep The monitor or the graphics card may be faulty or Check the diagnostic lights to see if the specific problem is code and no video during POST incorrectly installed identified see Video and Monitor Problems Solid green power light and no beep An integrated system board device may be faulty Check the diagnostic lights to see if the specific problem is code but the computer locks up identified If the problem is not identified contact Dell for during POST technical assistance Diagnostic Lights A CAUTI ON Before you
184. nk and the processor This is to prevent damage to the processor due to pulling the processor out of the socket while rotating the heat sink assembly upward 3 Rotate the heat sink assembly upward and remove it from the computer Lay the heat sink assembly down on its top with the thermal grease facing upward 2 heat sink assembly captive screw housings 2 NOTICE Unless a new heat sink is required for the new processor reuse the original heat sink assembly when you replace the processor 4 Pull the release lever straight up until the processor is released processor 2 release lever 3 socket NOTICE Be careful not to bend any of the pins when you remove the processor Bending the pins can permanently damage the processor 5 Remove the processor from the socket Leave the release lever extended in the release position so that the socket is ready for the new processor and go to Installing the Processor NOTICE After removing the processor be careful not to get any thermal grease on the processor pins Thermal grease on the pins can permanently damage the processor Installing the Processor NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE When replacing the processor do not bend any of the pins 1 Follow the procedures in Before You Begin NOTICE Be careful not to bend any of the pins when you unpack the processor
185. nnect the data cable 7 If you are removing the Media Card Reader remove the hard drive see Removing a Hard Drive 8 Disconnect the data cable from the system board 1 Media Card Reader data cable 9 Pull up on the drive release latch and slide the floppy drive or Media Card Reader towards the back of the computer Then lift up to remove the drive or Media Card Reader from the computer Installing a Floppy Drive or Media Card Reader 2 floppy drive or Media Card Reader bracket rails 3 1 If you are Installing a new floppy drive or Media Card Reader remove the drive panel insert Replacing a drive remove the floppy drive or Media Card Reader see Floppy Drive and Media Card Reader 2 Align the screws on the drive or Media Card Reader with the bracket slots in the computer and gently position the drive until it clicks into place 3 If you are installing A floppy drive insert the data cable into the cable release tab on the floppy drive and press down on the tab until it clicks to lock it in place A Media Card Reader insert the cable into the connector on the Media Card Reader 4 If you are installing A floppy drive insert the data cable into the connector on the system board cable release tab 2 floppy drive data cable edge connector Hil A Media Card Reader remove the hard drive see Removing a Hard Drive and connect the cable to the system board connector l
186. nnectors are keyed for correct insertion interface connector NOTICE Inserting a cable incorrectly prevents the drive from operating and could damage the controller the drive or both Power Cable Connectors Serial ATA Power Connector Connecting and Disconnecting Drive Cables When connecting and disconnecting a SATA data cable hold the cable by the black connector at each end Hard Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it Removing a Hard Drive 1 If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure 2 Check the documentation for the drive to verify that it is configured for your computer 3 Follow the procedures in Before You Begin 4 Lay the computer on its side so that the system board is on the bottom of the inside of the computer 5 Press in on the two blue securing tabs on each side of the drive and slide the drive up and out of the computer NOTICE Do not pull the drive out of the computer by the d
187. ns and fold cables out of the way to provide airflow for the fan and cooling vents 6 Replace the computer cover see Replacing the Computer Cover 7 See the documentation that came with the drive for instructions on installing any software required for drive operation 8 Enter system setup and select the appropriate Drive option see Entering System Setup 9 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Floppy Drive and Media Card Reader A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing a Floppy Drive or Media Card Reader 1 Follow the procedures in Before You Begin 2 Lay the computer on its side so that the system board is on the bottom of the inside of the computer 3 Remove the optical drive and carefully set it aside see Optical Drive NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 4 If you are removing a floppy drive pull up the cable release tab to unlock it 5 Gently lift the data cable from the floppy data cable edge connector 1 cable release tab 2 data cable edge connector 6 If you are removing a Media Card Reader disco
188. nstalls the updates appropriate for your configuration located on your computer Your computer s Service Tag contains both a Service Tag number and an Express Service Code LAAU BAO WOA DODA DA DOON OM POAN ggegeee nae SERVICE TAG Bi PRESS SEA eG aeeeeea EP VICE coot Use the Service Tag to identify your computer when you use support dell com or contact support Enter the Express Service Code to direct your call when contacting support Use the product key on the Microsoft Windows License Label if you need to reinstall your operating system Windows Viste DELE AI fi 113 0603 Use the product key on the License Label if you need to reinstall your operating system NOTE As an increased security measure the newly designed Microsoft Windows license label incorporates a missing portion or hole to discourage removal of the label Dell Support Website support dell com NOTE Select your region or business segment to view the appropriate support site To download Desktop System Software 1 Go to support dell com and click Drivers and Downloads 2 Click Select Model 3 Select your product model and click Confirm or enter a service tag and click Go 4 Click System Utilities 5 Click Desktop System Software under Dell Utility and click Download Now 6 Click Run to run the driver or Save to save the driver to your computer NOTE The support dell com user interface may vary depending on y
189. ntistatic coating Wipe the keyboard computer and monitor plastics with a soft cleaning cloth moistened with a solution of three parts water and one part dishwashing detergent Do not soak the cloth or let water drip inside your computer or keyboard Mouse NOTICE Disconnect the mouse from the computer before cleaning the mouse If your screen cursor skips or moves abnormally clean the mouse Cleaning a Non Optical Mouse 1 Clean the outside casing of the mouse with a cloth moistened with a mild cleaning solution 2 Turn the retainer ring on the underside of your mouse counterclockwise and then remove the ball 3 Wipe the ball with a clean lint free cloth 4 Blow carefully into the ball cage or use a can of compressed air to dislodge dust and lint 5 If the rollers inside the ball cage are dirty clean the rollers with a cotton swab moistened lightly with isopropyl alcohol 6 Recenter the rollers in their channels if they are misaligned Ensure that fluff from the swab is not left on the rollers 7 Replace the ball and retainer ring and turn the retainer ring clockwise until it clicks into place Cleaning an Optical Mouse Clean the outside casing of the mouse with a cloth moistened with a mild cleaning solution Floppy Drive NOTICE Do not attempt to clean drive heads with a swab You might accidentally misalign the heads which prevents the drive from operating Clean your floppy drive using a commerci
190. nu appears select the test you want to run Dell Diagnostics Main Menu 1 After the Dell Diagnostics loads and the Main Menu screen appears click the button for the option you want Express Test Performs a quick test of devices This test typically takes 10 to 20 minutes and requires no interaction on your part Run Express Test first to increase the possibility of tracing the problem quickly Extended Performs a thorough check of devices This test typically takes an hour or more and requires you to answer questions periodically Test Custom Test Tests a specific device You can customize the tests you want to run Symptom Lists the most common symptoms encountered and allows you to select a test based on the symptom of the problem you are having Tree 2 Ifa problem is encountered during a test a message appears with an error code and a description of the problem Write down the error code and problem description and follow the instructions on the screen If you cannot resolve the error condition contact Dell see Contacting Dell NOTE The Service Tag for your computer is located at the top of each test screen If you contact Dell technical support will ask for your Service Tag Your computer s Service Tag is listed in the System I nfo option in system setup 3 If you run a test from the Custom Test or Symptom Tree option click the applicable tab described in the following table for more information
191. o not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 10 1d If you installed a network adapter card and want to turn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer Install any drivers required for the card as described in the card documentation Removing PCI Express x16 Cards and DVI Cards 5 Follow the procedures in Before You Begin Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position If necessary disconnect any cables connected to the card Press the lever with your thumb until you release the securing tab If you are removing a PCI Express x16 card go to step 5 If you are removing a DVI card go to step 6 While pressing the lever pull the card up and out of the card connector 1 PCI Express x16 card lever securing slot 2 1 PCI Express x16 DVI card 2 removal pull tab 3 DVI card connector
192. o wait until you see the Microsoft Windows desktop then shut down your computer see Turning Off Your Computer and try again System Setup Screen The system setup screen displays current or changeable configuration information for your computer Information on the screen is divided into four areas the menu at the top the main window the Item Help field on the right and key functions listed on the bottom Options List This field appears on the left side of the system setup window The field is a Option Field This field contains information about each scrollable list containing features that define the configuration of your computer including option In this field you can view your current settings and installed hardware power conservation and security features make changes to your settings Scroll up and down the list by using the up and down arrow keys As an option is highlighted Use the right and left arrow keys to highlight an option the Option Field displays more information about that option and the option s current and Press lt Enter gt to make that selection active available settings Key Functions This field appears below the Option Field and lists keys and their functions within the active system setup field System Setup Options K NOTE Depending on your computer and installed devices the items listed in this section may not appear or may not appear exactly as listed System Sy
193. ocumentation that came with the adapter for instructions Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Processor Processor A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Removing the Processor 1 Follow the procedures in Before You Begin 2 Loosen the captive screw on each side of the heat sink assembly gt CAUTION Despite having a plastic shield the heat sink assembly may be very hot during normal operation Be sure that it has had sufficient time to cool before you touch it NOTICE Before rotating the heat sink assembly upward twist the assembly side to side to help break the thermal grease bond between the heat sink and the processor This is to prevent damage to the processor due to pulling the processor out of the socket while rotating the heat sink assembly upward 3 Rotate the heat sink assembly upward and remove the assembly from the computer Lay the heat sink assembly down on its top with the thermal grease facing upward 1 heat sink assembly 2 captive screw housing 2 NOTIC
194. of uses The Dell mini tower and desktop models of your OptiPlex computer support RAID level 0 and RAID level 1 RAID support is not available for the small form factor model A RAID level 0 configuration is recommended for high performance programs while RAID level 1 is recommended for users that desire a high level of data integrity K NOTE RAID levels do not represent a hierarchy A RAID level 1 configuration is not inherently better or worse than a RAID level 0 configuration The NVIDIA RAID controller on your computer can only create a RAID level configuration using two physical drives The drives should be the same size to ensure that the larger drive does not contain unallocated and therefore unusable space K NOTE If you purchased your Dell computer with RAID your computer has been configured with two hard drives that are the same size Verifying That RAID Is Working Your computer displays information pertaining to your RAID configuration at start up before loading the operating system If RAID is not configured the message none defined appears under RAID Volumes followed by a list of the physical drives installed in your computer If a RAID volume is identified you can then check the Status field to determine the current state of your RAID configuration The Status field contains information about the following conditions Normal Your RAID configuration is functioning properly Degraded One of your hard drives ha
195. om being opened A security cable looped around a stationary object is used in conjunction with a padlock to prevent unauthorized movement of the computer Attach a commercially available antitheft device to the security cable slot on the back of the computer K NOTE Before you purchase an antitheft device make sure that it works with the security cable slot on your computer Antitheft devices usually include a segment of metal stranded cable with an attached locking device and key The documentation that comes with the device contains instructions for installing it Password Protection NOTICE Although passwords provide security for the data on your computer they are not foolproof If your data requires more security it is your responsibility to obtain and use additional forms of protection such as data encryption programs System Password NOTICE If you leave your computer running and unattended without having a system password assigned or if you leave your computer unlocked so that someone can disable the password by changing a jumper setting anyone can access the data stored on your hard drive Option Settings You cannot change or enter a new system password if either of the following two options is displayed Set A system password is assigned Disabled The system password is disabled by a jumper setting on the system board You can only assign a system password when the following option is displayed
196. on between the System password and the Admin password Locked prevents a user without a valid Admin Changes password from being able to modify the System password Unlocked allows a user with a valid System password to modify the system password Unlocked default Chassis When enabled and the switch installed this option alerts the user during the next computer start up that the computer cover has been Intrusion opened The settings are On On Silent default setting and Off On Silent default Intrusion Alert Acknowledges and clears a chassis intrusion alert TPM Security Enables or disables the Trusted Platform Module security device Off default TPM Activation Activates or deactivates the Trusted Platform Module security device The Clear option clears any data stored by a user that has previously activated and used TPM Deactivate default NOTE In order to activate Trusted Platform Module the TPM Security option must be set to On Non Execute Enables or disables Execute Disable memory protection technology Disable On default Power Management AC Determines how the system responds when AC power is re applied after a power loss Off commands the system to stay off when the power is Recovery re applied You must press the front panel power button before the system turns on On commands the system to turn on when the power is re applied Last
197. onnecting a SATA data cable hold the cable by the black connector at each end Hard Drive A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it Removing a Hard Drive 1 If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure 2 Follow the procedures in Before You Begin 3 Disconnect the power and hard drive cables from the drive 1 hard drive cable hard drive cable on system board 4 Press in on the blue release tabs on each side of the drive and slide the drive up and out of the computer 1 hard drive 2 release tabs 2 Installing a Hard Drive 1 Unpack the replacement hard drive and prepare it for installation 2 Follow the procedures in Before You Begin 3 If your replacement hard drive does not have the plastic hard drive bracket attached a Remove the bracket from the existing drive by gently spreading the plastic hard bracket and removing the hard drive b Install the replacement drive into the bracket by inserting the drive into the brack
198. onnections or customizing it for your computer 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot K NOTE If the card is full length insert the end of the card into the card guide bracket as you lower the card toward its connector on the system board Insert the card firmly into the card connector on the system board fully seated card not fully seated card bracket within slot 7 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 8 Connect any cables that should be attached to the card 9 Replace the computer cover see Replacing the Computer Cover NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer K NOTE See the documentation for the card for information about the card s cable connections 10 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer see Back Panel Connectors 11 If you installed a network adapter card and want to t
199. ons to run hard drive and system diagnostics front panel push button green light Blinking green indicates a sleep mode solid green indicates a power on state amber light Blinking amber indicates a problem with an installed device solid amber indicates an internal power problem see Power Problems front panel green front panel solid green light indicates network connection rear panel green light for 10 Mb operation orange light for 100 Mb operation yellow light for a 1000 Mb 1 Gb operation rear panel yellow blinking light front panel Four lights on the front panel See Diagnostic Lights AUX_PWR on the system board DC power supply Wattage Heat dissipation Voltage Backup battery 955 39 BTU hr maximum manual selection power supplies 90 to 135 V at 50 60 Hz 180 to 265 V at 50 60 Hz 3 V CR2032 lithium coin cell Physical Height Width Depth Weight Environmental Temperature Operating Storage Relative humidity Maximum vibration Operating Storage Maximum shock Operating Storage Altitude Operating Storage Airborne contaminant level Back to Contents Page 11 4 cm 4 5 inches 39 9 cm 15 7 inches 35 3 cm 13 9 inches 10 4 kg 23 Ib 10 to 35 C 50 to 95 F 40 to 65 C 40
200. or 100 Mb operation yellow light for a 1000 Mb 1 Gb operation rear panel yellow blinking light ront panel four lights on the front panel See Diagnostic Lights AUX_PWR on the system board Power DC power supply Wattage Heat dissipation Voltage Backup battery 305 W 1040 7 BTU hr maximum manual selection power supplies 90 to 135 V at 50 60 Hz 180 to 265 V at 50 60 Hz 3 V CR2032 lithium coin cell Physical Height 41 4 cm 16 3 inches Width 18 5 cm 7 3 inches Depth 43 9 cm 17 3 inches Weight 12 34 kg 27 2 Ib Environmental Temperature Operating 10 to 35 C 50 to 95 F Relative humidity 20 to 80 noncondensing Maximum vibration Operating 0 25 G at 3 to 200 Hz at 0 5 octave min Storage 0 5 G at 3 to 200 Hz at 1 octave min Maximum shock Operating bottom half sine pulse with a change in velocity of 50 8 cm sec 20 inches sec Storage 27 G faired square wave with a velocity change of 508 cm sec 200 inches sec Altitude Operating 15 2 to 3048 m 50 to 10 000 ft Storage 15 2 to 10 668 m 50 to 35 000 ft Airborne contaminant level G2 or lower as defined by ISA S71 04 1985 Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Speaker Speaker Installing a Speaker A CA
201. or customizing it for your computer 3 Prepare the card for installation A CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 4 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot PCI Express x16 card connector 1 PCI Express x16 card 2 DVI card connector 3 PCI Express x16 card connector fully seated card not fully seated card bracket within slot 5 Connect any cables that should be attached to the card NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 7 Secure the card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover 9 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors D
202. or serial connector 2 NOTE There is only a serial connector 2 if the optional PS2 serial adapter is used For more information see System Setup Options Inside Your Computer A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTI ON To avoid electrical shock always unplug your computer from the electrical outlet before removing the computer cover NOTICE Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board drive release latch optical drive power supply chassis intrusion switch optional system board 16 card slots heat sink assembly s front I O panel Pf System Board Components oa SAWI SATAO 1 speaker connector 2 processor socket 3 memory module connectors INT_SPKR CPU DIMM_1 DIMM_2 DIMM_3 DIMM_4 4 power connector 5 power connector SATA drive connectors SATAO PW_12V_A1 POWER1 SATA1 SATA2 7 front panel connector intrusion switch CMOS reset jumper RTCRST FRONTPANEL connector INTRUDER 10 battery socket 11 internal USB USB1 12 PCI Express x16 connector BATTERY SLOT1 13 standby 14 PCI connector 15 PCI Express x1 connector AUX_PWR_LED SLOT2 SLOT4 16 PCI connector SLOT3 17 password jumper 18 floppy drive connector DSKT P
203. ork IT Assistant manages assets configurations events alerts and security for computers equipped with industry standard management software It supports instrumentation that conforms to SNMP DMI and CIM industry standards Dell OpenManage Client instrumentation which is based on DMI and CIM is available for your computer For information on IT Assistant see the Dell OpenManage IT Assistant User s Guide available on the Dell Support website at support dell com Dell OpenManage Client Instrumentation Dell OpenManage Client Instrumentation is software that enables remote management programs such as IT Assistant to do the following Access information about your computer such as how many processors it has and what operating system it is running Monitor the status of your computer such as listening for thermal alerts from temperature probes or hard drive failure alerts from storage devices Change the state of your computer such as updating its BIOS or shutting it down remotely A managed system is one that has Dell OpenManage Client Instrumentation set up on a network that uses IT Assistant For information about Dell OpenManage Client Instrumentation see the Dell OpenManage Client Instrumentation User s Guide available on the Dell Support website at support dell com Security Chassis Intrusion Detection K NOTE When the administrator password is enabled you must know the administrator password before you can reset the Ch
204. our selections Software upgrades and troubleshooting hints Frequently asked questions hot topics and general health of your computing environment ow to find information about my computer and its components ow to connect to the Internet ow to add user accounts for different people ow to transfer files and settings from another computer rrr ow to use Microsoft Windows XP or Windows Vista ow to work with programs and files ow to personalize my desktop TIT Remote help with troubleshooting my computer How to reinstall my operating system Back to Contents Page NOTE DSS may or may not be available for your computer model Dell Support 3 Dell Support 3 is an automated upgrade and notification system installed on your computer This support provides real time health scans of your computing environment software updates and relevant self support information Access Dell Support 3 from the icon in the taskbar Windows Welcome Center The Windows Welcome Center automatically appears when you use the computer for the first time You can choose to have it appear every time you start your computer by placing a check in the Run at startup checkbox Another method of accessing the Welcome Center is to click the Windows Vista Start button and then click Welcome Center Windows Help and Support Microsoft Windows XP 1 Click the Start button and click Help and Support 2 Either
205. out RAID Configurations For information on how to install a hard drive see Installing a Hard Drive for your mini tower computer or Installing a Hard Drive for your desktop computer 1 Enable RAID for each applicable hard drive on your computer see Setting Your Computer to RAID Enabled Mode 2 Restart the computer 3 Press lt Ctrl gt lt n gt when prompted to enter the RAID BIOS NOTE If the operating system logo appears continue to wait until you see the Microsoft Windows desktop then shut down your computer and try again The Define a New Array window appears 4 Press lt Tab gt to navigate to the RAID Mode field To create a RAID O configuration use the arrow keys to select Striping To create a RAID 1 configuration use the arrow keys to select Mirroring 5 Press lt Tab gt to navigate to the Free Disks field 6 Use the up and down arrow keys to select a hard drive to include in the RAID array and then use the right arrow key to move the selected drive from the Free Disks field to the Array Disks field Repeat for each disk you want to include in the RAID array K NOTE Your computer supports a maximum of two drives per RAID array 7 After assigning the hard drives to an array press lt F9 gt The Clear disk data prompt appears NOTI CE You will lose all data on the selected drives in the next step 8 Press lt y gt to clear all data from the selected drives The Array List window appears 9
206. ower light is off The computer is either turned off or is not receiving power Reseat the power cable into both the power connector on the back of the computer and the electrical outlet If the computer is plugged into a power strip ensure that the power strip is plugged into an electrical outlet and that the power strip is turned on Also bypass power protection devices power strips and power extension cables to verify that the computer turns on properly Ensure that the electrical outlet is working by testing it with another device such as a lamp Ensure that the main power cable and front panel cable are securely connected to the system board If the power light is amber and green or steady amber A device might be malfunctioning or incorrectly installed 1 Remove and then reinstall the memory modules see Memory 1 Remove and then reinstall any cards 1 Remove and then reinstall the graphics card if applicable If the power light is blinking amber The computer is receiving electrical power but an internal power problem might exist Ensure that the voltage selection switch is set to match the AC power at your location if applicable Ensure that the processor power cable is securely connected to the system board Eliminate interference Some possible causes of interference are Power keyboard and mouse extension cables Too many devices on a power strip Multiple power strips connected to the s
207. p and away Mini Tower System Board Screws 5 I loa SS be ar aa ee e a er e er ar arer er e ri t i 1 mini tower system board 2 screws 8 Desktop System Board Screws 5 I i G oth ets J o gl E iesto system boars e aces S z Small Form Factor System Board Screws ss a Ge SS A 1 i 1 small form factor system board 2 screws 6 Place the system board assembly that you just removed next to the replacement system board to ensure it is identical Replacing the System Board Mini Tower Desktop and Small Form Factor Computers 1 Gently align the board into the chassis and slide it toward the back of the computer 2 Using the screws secure the system board to the chassis 3 Replace any components and cables that you removed from the system board 4 Reconnect all cables to their connectors at the back of the computer 5 Replace the computer cover see Replacing the Computer Cover Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in thi
208. p modes and exiting from a power saving mode see Power Management See System Lights for a description of light codes that can help you troubleshoot problems with your computer 6 diagnostic Use the lights to help you troubleshoot a computer problem based on lights the diagnostic code For more information see Diagnostic Lights 7 har e This light flickers when the hard drive is being accessed a ty light 8 headphone Use the headphone connector to attach headphones and most kinds of connector speakers 9 microphone Use the microphone connector to attach a microphone connector 10 floppy drive Insert a floppy disk into this drive a1 optical drive Insert media if supported into this drive Back View 1 card slots Access connectors for any installed PCI and PCI Express cards 2 back panel Plug serial USB and other devices into the appropriate connectors see connectors Back Panel Connectors 3 power Insert the power cable connector 4 voltage Your computer is equipped with a manual voltage selection switch selection switch To help avoid damaging a computer with a manual voltage selection switch set the switch for the voltage that most closely matches the AC power available in your location NOTICE In Japan the voltage selection switch must be set to the 115 V position even though the AC power available in Japan is 100 V Also ensure that your monitor and at
209. perties tab Check the Enable digital CD audio for this CD ROM device box prin Pw Eliminate possible interference Turn off nearby fans fluorescent lights or halogen lamps to check for interference Run the speaker diagnostics Reinstall the audio driver See Drivers Check the device option setting Enter system setup see System Setup and ensure that the Audio Controller option is set to On Exit system setup and restart your computer Run the Dell Diagnostics See Dell Diagnostics Check for software and hardware conflicts See Resolving Software and Hardware ncompatibilities No sound from headphones Check the headphone cable connection Ensure that the headphone cable is securely inserted into the headphone connector Disable digital mode Your headphones do not work if the CD drive is operating in digital mode 1 Click the Start button click Control Panel and then click Sounds Speech and Audio Devices 2 Click Sounds and Audio Devices 3 Click the Hardware tab 4 Double click the name of your CD drive 5 Click the Properties tab 6 Uncheck the Enable digital CD audio for this CD ROM device box Adjust the Windows volume control Click or double click the speaker icon in the lower right corner of your screen Ensure that the volume is turned up and that the sound is not muted Video and Monitor Problems Fill out the Diagnostics Check
210. pivot the latch open Pivot the latch until it snaps into the open position release tab card retention latch card a card edge connector A card connector H 10 Insert the card firmly into the card connector on the riser card cage 11 Secure the card s by closing the card retention latch and snapping it into place 12 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position riser card cage 2 slots 3 riser cards 2 1 fs eystem voard omens 13 Reconnect any cables that you removed in step 3 NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 14 Connect any cables that should be attached to the card 15 Replace the computer cover see Replacing the Computer Cover 16 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to Off see System Setup b Connect external audio devices to the sound card s connectors Do not connect external audio devices to the line in connector on the back panel of the computer
211. power on self test Diagnostics programs loaded automatically by the BIOS that perform basic tests on the major computer components such as memory hard drives and video If no problems are detected during POST the computer continues the start up processor A computer chip that interprets and executes program instructions Sometimes the processor is referred to as the CPU central processing unit PS 2 personal system 2 A type of connector for attaching a PS 2 compatible keyboard mouse or keypad PXE pre boot execution environment A WfM Wired for Management standard that allows networked computers that do not have an operating system to be configured and started remotely R RAID redundant array of independent disks A method of providing data redundancy Some common implementations of RAID include RAID 0 RAID 1 RAID 5 RAID 10 and RAID 50 RAM random access memory The primary temporary storage area for program instructions and data Any information stored in RAM is lost when you shut down your computer readme file A text file included with a software package or hardware product Typically readme files provide installation information and describe new product enhancements or corrections that have not yet been documented read only Data and or files you can view but cannot edit or delete A file can have read only status if o It resides on a physically write protected floppy disk CD o
212. ppropriate connectors See connectors Back Panel Connectors 6 Access connectors for any installed PCI and PCI Express cards Back Panel Connectors parallel connector link integrity light network adapter connector network activity light line out connector line in connector USB 2 0 connectors 5 video connector connector Connect a parallel device such as a printer to the parallel connector If you have a USB printer plug it into a USB connector NOTE The integrated parallel connector is automatically disabled if the computer detects an installed card containing a parallel connector configured to the same address For more information see System Setup Options Green A good connection exists between a 10 Mbps network and the computer Orange A good connection exists between a 100 Mbps network and the computer Yellow A good connection exists between a 1 Gbps or 1000 Mbps network and the computer Off The computer is not detecting a physical connection to the network To attach your computer to a network or broadband device connect one end of a network cable to either a network jack or your network or broadband device Connect the other end of the network cable to the network adapter connector on the back panel of your computer A click indicates that the network cable has been securely attached NOTE Do not plug a telephone
213. pty card slot opening If you are replacing a card that is already installed in the computer remove the card If necessary disconnect any cables connected to the card Grasp the card by its corners and ease it out of its connector NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer 5 Prepare the new card for installation A CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 6 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position release tab a card edge connector 7 Insert the card firmly into the card connector on the riser card cage PCI Express x16 card PCI Express x16 card connector 8 Secure the card s by closing the card retention latch and snapping it into place 9 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position ppe p aes eee SUS a evee vora cone O 1 1
214. puter before you call Dell for assistance and call from a telephone at or near the computer You may be asked to type some commands at the keyboard relay detailed information during operations or try other troubleshooting steps possible only at the computer itself Ensure that the computer documentation is available A CAUTI ON Before working inside your computer follow the safety instructions in your Product Information Guide Diagnostics Checklist Name Date Address Phone number Service Tag bar code on the back or bottom of the computer Express Service Code Return Material Authorization Number if provided by Dell support technician Operating system and version Devices Expansion cards Are you connected to a network Yes No Network version and network adapter Programs and versions See your operating system documentation to determine the contents of the system s start up files If the computer is connected to a printer print each file Otherwise record the contents of each file before calling Dell Error message beep code or diagnostic code Description of problem and troubleshooting procedures you performed Contacting Dell For customers in the United States call 800 WWW DELL 800 999 3355 NOTE If you do not have an active Internet connection you can find contact information on your purchase invoice packing slip bill or Dell product catalog Dell provides s
215. r DVD o It is located on a network in a directory and the system administrator has assigned rights only to specific individuals refresh rate The frequency measured in Hz at which your screen s horizontal lines are recharged sometimes also referred to as its vertical frequency The higher the refresh rate the less video flicker can be seen by the human eye resolution The sharpness and clarity of an image produced by a printer or displayed on a monitor The higher the resolution the sharper the image RFI radio frequency interference Interference that is generated at typical radio frequencies in the range of 10 kHz to 100 000 MHz Radio frequencies are at the lower end of the electromagnetic frequency spectrum and are more likely to have interference than the higher frequency radiations such as infrared and light ROM read only memory Memory that stores data and programs that cannot be deleted or written to by the computer ROM unlike RAM retains its contents after you shut down your computer Some programs essential to the operation of your computer reside in ROM RPM revolutions per minute The number of rotations that occur per minute Hard drive speed is often measured in rpm RTC real time clock Battery powered clock on the system board that keeps the date and time after you shut down the computer RTCRST real time clock reset A jumper on the system board of some computers that can often be
216. r computer is running Windows XP Professional and is a member of a computer domain or if your computer has less than 128 MB of memory 1 Click the Start button and click Log Off 2 In the Log Off Windows window click Switch User When you use Fast User Switching programs that previous users were using remain running in the background which might decrease your computer s response time Also multimedia programs such as games and DVD software might not work with Fast User Switching For more information see the Windows Help and Support Center Setting Up a Home and Office Network Connecting to a Network Adapter K NOTE Plug the network cable into the network adapter connector on the computer Do not plug the network cable into the modem connector on the computer Do not plug a network cable into a telephone wall jack 1 Connect the network cable to the network adapter connector on the back of your computer Insert the cable until it clicks into place and then gently pull it to ensure that it is secure 2 Connect the other end of the network cable to a network device network adapter connector network cable Network Setup Wizard Windows Vista 1 Click the Windows Vista Start button and then click Connect To gt Set up a connection or network 2 Select an option under Choose a connection option 3 Click Next and then follow the instructions in the wizard Windows XP The Microsoft Windows XP oper
217. r cover see Replacing the Computer Cover 10 Enter system setup and set the Diskette Drive option to enable your new floppy drive see Entering System Setup 11 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Media Card Reader A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing the Media Card Reader 1 Follow the procedures in Before You Begin 74 NOTE Since the following steps do not require the complete removal of the optical drive it is not necessary to disconnect the cables connecting the optical drive 2 Remove the optical drive see Removing an Optical Drive and carefully set it aside NOTICE Do not pull the drive out of the computer by the drive cables Doing so may cause damage to cables and the cable connectors 3 Pull up on the drive release latch and slide the media card reader towards the back of the computer Then lift up to remove the media card reader from the computer 4 Disconnect the media card reader cable from the back of the media card reader media card reader drive release latch 3 media card reader cable Installing the Media Card Reader 1 If you are installing a new media card reader a
218. r loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2007 2008 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo OptiPlex Inspiron Dimension Latitude Dell Precision DellNet TravelLite Dell OpenManage PowerVault Axim PowerEdge PowerConnect and PowerApp are trademarks of Dell Inc AMD AMD Athlon AMD Phenom and combinations thereof and Cool n Quiet are trademarks of Advanced Micro Devices Inc Microsoft and Windows are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation Bluetooth is a trademark owned by Bluetooth SIG Inc and is used by Dell Inc under license ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner Dell Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own March 2008 RP699 Rev A03 Back to Contents Page 1 0 Panel
219. r on the socket is not fully extended move it to that position 4 Align the pin 1 corners of the processor and socket socket and processor pin 1 indicator 2 processor release lever NOTICE To avoid damage ensure that the processor aligns properly with the socket and do not use excessive force when you install the processor 5 Set the processor lightly in the socket and ensure that the processor is positioned correctly While lightly pressing down on the processor rotate the release lever back toward the system board until it snaps into place securing the processor 7 Clean the thermal grease from the bottom of the heat sink NOTICE Ensure that you apply new thermal grease New thermal grease is critical for ensuring adequate thermal bonding which is a requirement for optimal processor operation 8 Apply the new thermal grease to the top of the processor 9 Install the heat sink assembly a Place the heat sink assembly back onto the heat sink assembly bracket b Rotate the heat sink assembly down towards the computer base and ensure that the two captive screws are properly aligned with the holes in the system board c Tighten the two captive screws NOTICE Ensure that the heat sink assembly is correctly seated and secure E rea anc assenty heat sink assembly bracket captive screw housing 2 10 Replace the computer cover see Replacing the Computer Cover
220. rd slot One low profile PCI Express x16 card slot K NOTE Your Dell computer uses only PCI and PCI Express slots ISA cards are not supported PCI Cards Installing a PCI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 If you are installing a new card remove the filler bracket to create a card slot opening Then continue with step 5 4 If you are replacing a card that is already installed in the computer remove the card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the card for installation CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot 1 fully seated card 2 not fully seated card 3 bracket within slot 7 Before closing the card retention latch ensure that The tops of all cards and filler brackets are flush with the alignm
221. rds the computer base and ensure that the two captive screws are properly aligned with the holes in the system board c Tighten the two captive screws NOTICE Ensure that the heat sink assembly is correctly seated and secure 10 Replace the computer cover see Replacing the Computer Cover Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Drives Drives Your computer supports Two SATA Serial ATA hard drives One optional floppy drive or Media Card Reader Two optical drives General I nstallation Guidelines GZ NOTE Connect the first SATA hard drive to the blue SATAO connector Connect SATA hard drives to the connectors labeled SATAO or SATA1 Connect SATA CD or DVD drives to the connectors labeled SATA2 or SATA3 on the system board see System Board Components for information about mini tower system board connectors Connecting Drive Cables When you install a drive you connect two cables a DC power cable and a data cable to the back of the drive and to the system board Drive Interface Connectors Serial ATA Connector 1 interface cable connector e interface connector Interface connectors are keyed for correct insertion Power Cable Connectors Serial ATA Power Connector power input connector Connecting and Disconnecting Drive Cables When connecting and disc
222. rectly before moving the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 4 Connect your computer and devices to electrical outlets and turn them on After you remove and replace the cover the chassis intrusion detector if installed and enabled causes the following message to appear on the screen at the next computer start up ALERT Cover was previously removed 5 Reset the chassis intrusion detector in System Setup by changing Chassis Intrusion to On or On Silent see System Setup K NOTE If an administrator password has been assigned by someone else contact your network administrator for information on resetting the chassis intrusion detector Back to Contents Page Back to Contents Page PCI PCI Express Cards and PS 2 Serial Port Adapters PCI PCI Express Cards and PS 2 Serial Port Adapters A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Your Dell computer supports a PS 2 serial port adapter and provides the following connectors for PCI and PCI Express cards One low profile PCI ca
223. reen appears select the settings for your location and click Next Enter your name and organization optional in the Personalize Your Software screen and click Next At the Computer Name and Administrator Password window enter a name for your computer or accept the one provided and a password and click Next If the Modem Dialing I nformation screen appears enter the requested information and click Next Enter the date time and time zone in the Date and Time Settings window and click Next If the Networking Settings screen appears click Typical and click Next If you are reinstalling Windows XP Professional and you are prompted to provide further information regarding your network configuration enter your selections If you are unsure of your settings accept the default selections Windows XP installs the operating system components and configures the computer The computer automatically restarts NOTICE Do not press any key when the following message appears Press any key to boot from the CD 13 14 15 16 17 18 19 20 215 When the Welcome to Microsoft screen appears click Next When the How will this computer connect to the Internet message appears click Skip When the Ready to register with Microsoft screen appears select No not at this time and click Next When the Who will use this computer screen appears you can enter up to five users Click Next Click Finish to comple
224. res for use by a specific group of users A user logs on to the domain to gain access to the resources DRAM dynamic random access memory Memory that stores information in integrated circuits containing capacitors driver Software that allows the operating system to control a device such as a printer Many devices do not work properly if the correct driver is not installed in the computer DSL Digital Subscriber Line A technology that provides a constant high speed Internet connection through an analog telephone line dual core A technology in which two physical computational units exist inside a single processor package thereby increasing computing efficiency and multi tasking ability dual display mode A display setting that allows you to use a second monitor as an extension of your display Also referred to as extended display mode DVD R DVD recordable A recordable version of a DVD Data can be recorded only once onto a DVD R Once recorded the data cannot be erased or written over DVD RW DVD rewritable A rewritable version of a DVD Data can be written to a DVD RW disc and then erased and written over rewritten DVD RW technology is different from DVD RW technology DVD RW drive drive that can read DVDs and most CD media and write to DVD RW rewritable DVDs discs DVI digital video interface A standard for digital transmission between a computer and a digital video display
225. rical outlet before removing the cover K NOTE Note the routing of all cables as you remove them so that you can re route them correctly when installing the new I O panel 1 Follow the procedures in Before You Begin NOTICE When sliding the I O panel out of the computer be extremely careful Carelessness may result in damage to the cable connectors and the cable routing clips Remove the screw that secures the I O panel Press on the release button and slide the card away from the front of the computer 3 Carefully remove the panel from the computer 4 Disconnect all of the cables from the 1 0 panel 1 1 O panel release button 2 securing screw 3 1 0 panel 1 O cable connector pull loop Pf Replacing the I O Panel To replace the I O panel follow the removal procedure in the reverse order NOTE Use the guides on the I O panel bracket to help position the I O panel in place and use the notch on the I O panel bracket to help seat the panel Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Power Supply Power Supply Replacing the Power Supply A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s ele
226. rive cables Doing so may cause damage to cables and the cable connectors 6 Lift the drive out of the computer careful not to pull the cables still attached to it 1 securing tabs 2 2 hard drive 7 Disconnect the power and data cable from the drive i power cable 2 SATA data cable 3 fan cable 8 Disconnect the hard drive fan from the system board Installing a Hard Drive 1 Check the documentation for the drive to verify that it is configured for your computer NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it 2 Unpack the replacement hard drive and prepare it for installation 3 If your replacement hard drive does not have the plastic drive bracket attached remove the bracket from the existing drive by unsnapping it from the drive 1 release tabs 2 2 drive 3 hard drive bracket 4 Connect the hard drive fan to the system board see System Board Components 5 Connect the power and data cables to the drive rower catie _ sata cata ca s enete 6 Gently position the drive until it clicks into place feeneue O p pre S 7 Check all connectors to be certain that they are properly cabled and firmly seated 8 Replace the computer cover see Replacing the Computer Cover 9 Ifthe drive you just installed is the primary dri
227. rmation about the card s cable connections 11 Uninstall the card s driver See the documentation that came with the card for instructions 12 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 13 If you removed a network adapter card a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer Installing a PCI Express Card in the Riser Card Cage 1 Follow the procedures in Before You Begin 2 If applicable remove the card installed in the PCI3 connector on the system board see Removing a PCI Card 3 Remove the riser card cage a Check any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage up and gently pull on the handle and lift the riser card cage up and away from the computer 1 riser card cage 2 handle 4 If you are installing a new card remove the filler bracket to create an em
228. rogram to check the hard drive floppy disks or CDs Save and close any open files or programs and shut down your computer through the Start menu Run the Dell Diagnostics If all tests run successfully the error condition is related to a software problem see Dell Diagnostics Media Card Reader Problems No drive letter is assigned When Microsoft Windows XP detects the media card reader the device is automatically assigned a drive letter as the next logical drive after all other physical drives in the system If the next logical drive after the physical drives is mapped to a network drive Windows XP does not automatically assign a drive letter to the media card reader To manually assign a drive for the media card reader Right click My Computer and select Manage Select the Disk Management option Right click the corresponding drive letter in the right pane that needs to be changed Select Drive Letter and Paths From the drop down list select the new drive letter assignment for the media card reader Click OK to confirm your selection O01 PWS NOTE Each slot in the media card reader is mapped to a drive letter A media card reader slot only appears as a mapped drive when a media card is installed in it If you attempt to access a drive that is mapped to an empty media card reader slot you are prompted to insert media FlexBay device is Disabled There is a FlexBay disable option in the BIOS setup that appear
229. s 12 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 13 If you removed a network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PS 2 Serial Port Adapters A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Installing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 Remove the filler bracket if applicable K NOTE See the documentation that came with the adapter for information on configuring the adapter making internal connections or customizing it
230. s K NOTE Additional information may ship with your computer What Are You Looking For A diagnostic program for my computer Drivers for my computer My device documentation Desktop System Software DSS How to set up my computer Basic troubleshooting information How to run the Dell Diagnostics Error codes and diagnostic lights Tools and utilities Additional information about setting up my computer How to troubleshoot and solve problems How to remove and install parts Warranty information Terms and Conditions U S only Safety instructions Regulatory information Ergonomics information End User License Agreement Service Tag and Express Service Code Microsoft Windows License Label Drivers and Utilities Media NOTE The Drivers and Utilities media may be optional and may not ship with your computer Documentation and drivers are already installed on your computer You can use the Drivers and Utilities media to reinstall drivers see Reinstalling Drivers and Utilities or to run the Dell Diagnostics see Dell Diagnostics Readme files may be included on your media to provide last minute updates about technical changes to your computer or advanced technical reference material for technicians or experienced users NOTE Drivers and documentation updates can be found at support dell com Quick Reference Guide NOTE This document may be optional and may not ship with your computer NOTE Th
231. s Each partition can contain multiple logical drives PC Card A removable I O card adhering to the PCMCIA standard Modems and network adapters are common types of PC Cards PCI peripheral component interconnect PCI is a local bus that supports 32 and 64 bit data paths providing a high speed data path between the processor and devices such as video drives and networks PCI Express A modification to the PCI interface that boosts the data transfer rate between the processor and the devices attached to it PCI Express can transfer data at speeds from 250 MB sec to 4 GB sec If the PCI Express chip set and the device are capable of different speeds they will operate at the slower speed PCMCIA Personal Computer Memory Card International Association The organization that establishes standards for PC Cards PIO programmed input output A method of transferring data between two devices through the processor as part of the data path pixel A single point on a display screen Pixels are arranged in rows and columns to create an image A video resolution such as 800 x 600 is expressed as the number of pixels across by the number of pixels up and down Plug and Play The ability of the computer to automatically configure devices Plug and Play provides automatic installation configuration and compatibility with existing hardware if the BIOS operating system and all devices are Plug and Play compliant POST
232. s document is subject to change without notice 2007 2008 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo OptiPlex Inspiron Dimension Latitude Dell Precision DellNet TravelLite Dell OpenManage PowerVault Axim PowerEdge PowerConnect and PowerApp are trademarks of Dell Inc AMD AMD Athlon AMD Phenom and combinations thereof and Cool n Quiet are trademarks of Advanced Micro Devices Inc Microsoft and Windows are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation Bluetooth is a trademark owned by Bluetooth SIG Inc and is used by Dell Inc under license ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner Dell Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own March 2008 RP699 Rev A03 Back to Contents Page Back to Contents Page Mini Tower Computer Dell Optiplex 740 Systems User s Guide About Your Mini Tower Computer Inside Your Computer About Your Mini Tower Co
233. s failed The computer is still bootable however RAID is not functioning and data is not being copied to the other drive 1 Rebuild Following a degraded condition the computer has detected the replacement connection of a secondary hard drive and will automatically restore the RAID configuration the next time the operating system loads RAID Level 0 Configuration NOTICE Because a RAID level 0 configuration provides no data redundancy a failure of one drive results in the loss of all data To protect your data when using a RAID level 0 configuration perform regular backups RAID level 0 uses a storage technique known as data striping to provide a high data access rate Data striping is a method of writing consecutive segments or stripes of data sequentially across the physical drive s to create a large virtual drive Data striping allows one of the drives to read data while the other drive is searching for and reading the next block serial ATA RAID configured for RAID levelO ASS Q ee segment 1 segment 2 segment3 segment 4 segment5 segment 6 hard drive 1 hard drive 2 Another advantage of a RAID level 0 configuration is that it utilizes the full storage capacities of the drives For example two 120 GB hard drives combine to provide 240 GB of hard drive space on which to store data NOTE In a RAID level 0 configuration the size of the configuration is equal to the size of the smallest drive mu
234. s only when the FlexBay device is installed If the FlexBay device is physically installed but it is not running check to see if it is enabled in the BIOS setup Memory Problems K NOTE Your computer might emit a series of beeps beep code during start up if the monitor cannot display errors or problems This series of beeps identifies a problem See Beep Codes for more information Fill out the Diagnostics Checklist as you complete these checks A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide If you receive an insufficient memory message Save and close any open files and exit any open programs you are not using to see if that resolves the problem See the software documentation for minimum memory requirements If necessary install additional memory Reseat the memory modules to ensure that your computer is successfully communicating with the memory Run the Dell Diagnostics see Dell Diagnostics If you experience other memory problems Reseat the memory modules to ensure that your computer is successfully communicating with the memory Ensure that you are following the memory installation guidelines Run the Dell Diagnostics see Dell Diagnostics Mouse Problems A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation
235. s tab Click the COM port for your modem Click Properties click the Diagnostics tab and then click Query Modem to verify that the modem is communicating with Windows MARUM If all commands receive responses the modem is operating properly Ensure that you are connected to the Internet Ensure that you have subscribed to an Internet provider With the Outlook Express e mail program open click File If Work Offline has a checkmark next to it click the checkmark to remove it and connect to the Internet For help contact your Internet service provider Keyboard Problems A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide Check the keyboard cable Ensure that the keyboard cable is firmly connected to the computer 1 Shut down the computer reconnect the keyboard cable as shown in the Quick Reference Guide for your computer and then restart the computer Check the cable connector for bent or broken pins and for damaged or frayed cables Straighten bent pins Remove keyboard extension cables and connect the keyboard directly to the computer Test the keyboard Connect a properly working keyboard to the computer and try using the keyboard If the new keyboard works the original keyboard is faulty Run the Dell Diagnostics See Dell Diagnostics Check for software and hardware conflicts
236. s the lever with your thumb until you release the securing tab If you are removing a PCI Express x16 card go to step 5 If you are removing a DVI card go to step 6 5 While pressing the lever pull the card up and out of the card connector PCI Express x16 card securing slot not all cards 6 While pressing the lever pull the removal pull tab up and remove the card out of the card connector 1 PCI Express x16 DVI card removal pull tab 3 DVI card connector 4 lever Al securing slot 16 securing tab CETE a ti Sid 7 If you are removing the card permanently install a filler bracket in the empty card slot opening NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 8 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 9 Secure any remaining card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 10 Replace the computer cover see Replacing the Computer Cover K NOTE See the documentation for the card for info
237. see Replacing the Computer Cover Installing a Serial Port Adapter in the Riser Card Cage 1 Follow the procedures in Before You Begin 2 Remove the riser card cage a Check any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage handle up and gently pull on the handle and lift the riser card cage up and away from the computer 3 Gently lift the release tab on the card retention latch from the inside to pivot the latch open Pivot the latch until it snaps into the open position 4 If you are installing a new serial port adapter remove the filler bracket to create an empty card slot opening 5 If you are replacing an adapter that is already installed in the computer remove the adapter 6 If necessary disconnect any cables connected to the adapter 7 Grasp the serial port adapter by its top corners and ease it out of its connector 8 Prepare the serial port adapter for installation A CAUTION To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards or adapters 9 Align the PS 2 serial port adapter bracket in the retention slot and press down firmly Ensure that the adapter is fully seated in the slot 10 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush
238. stall any drivers required for the card as described in the card documentation Removing a PCI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 If necessary disconnect any cables connected to the card 4 Grasp the card by its top corners and ease it out of its connector release tab 2 card retention latch 3 card 1 5 If you are removing the card permanently install a filler bracket in the empty card slot opening K NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 7 Secure any remaining card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover 9 Uninstall the card s driver See the documentation that came with the card for instru
239. stem Info Lists the computer name BIOS Version Service Tag Express Service Code if applicable and the Asset Tag None of these fields can be modified Processor Info Identifies the CPU type processor clock speed bus speed clock speed and L2 cache size States whether the processor is multiple core capable and whether it supports 64 bit technology HDD Boot Lists the order that the BIOS will search the available hard drives in the system Sequence Drives Diskette Drive This option enables or disables the floppy drive The options are Off USB Internal and Read Only Internal default NOTE If USB is selected ensure that USB Controller setup option under Onboard Devices is set to On SATA 0 through Identifies and enables and disables the drives attached to the SATA connectors on the system board and SATA n External SATA lists the capacities for the hard drives NOTE These options appear as SATA 0 through SATA 3 for the mini tower SATA O through SATA 2 for the desktop and SATA 0 and SATA1 for the small form factor Identifies and enables and disables the drives attached to the eSATA connector on the system board and lists the capacities for the hard drives SATA Operation Options for mini tower and desktop computers RAID Autodetect AHCI default for mini tower RAID Autodetect AHCI RAID if signed drives otherwise AHCI and desktop computers RAID Autodetect ATA RA
240. t Contact Dell see Contacting Dell and report the checkpoint code nnnn to the support technician Alert Air temperature sensor not detected For any computer type except the ultra small form factor computer ensure that all cables are securely fastened to the I O panel and to the system board and reboot your computer If this does not resolve the problem or if you have an ultra small form factor computer contact Dell see Contacting Dell Attachment failed to respond See Drive Problems Bad command or file name Ensure that you spelled the command correctly put spaces in the proper place and used the correct pathname Bad error correction code ECC on disk read See Drive Problems Controller has failed See Drive Problems Data error See Drive Problems Decreasing available memory See Lockups and Software Problems Diskette drive 0 seek failure See Drive Problems Diskette read failure See Drive Problems Diskette subsystem reset failed Run the Dell Diagnostics see Dell Diagnostics Diskette write protected Slide the write protect notch on the floppy disk to the open position Drive not ready Put a floppy disk in the drive Gate A20 failure See Lockups and Software Problems Hard disk configuration error Hard disk controller failure Hard disk drive failure H
241. t 1 0 ports of the two computers To transfer data over a serial connection you must access the Network Connections utility from the Control Panel and perform additional configuration steps such as setting up an advanced connection and designating the host computer and the guest computer For instructions on setting up a direct cable connection between two computers see Microsoft Knowledge Base Article 305621 titled How to Set Up a Direct Cable Connection Between Two Computers in Windows XP This information may not be available in certain countries For transferring information to a new computer you must run the Files and Settings Transfer Wizard You can use the optional Operating System media for this process or you can create a wizard disk with the Files and Settings Transfer Wizard Running the Files and Settings Transfer Wizard With the Operating System Media K NOTE This procedure requires the Operating System media This media is optional and may not be included with certain computers To prepare a new computer for the file transfer 1 Open the Files and Settings Transfer Wizard click Start gt All Programs gt Accessories System Tools gt Files and Settings Transfer Wizard 2 When the Files and Settings Transfer Wizard welcome screen appears click Next 3 On the Which computer is this screen click New Computer Next 4 On the Do you have a Windows XP CD screen click will use the wizard from the Windows XP CD gt
242. t see Entering System Setup 2 Highlight Admin Password and press the left or right arrow key The computer prompts you to type and verify the password If you enter a character that is not permitted the computer emits a beep 3 Type and then verify the password After you verify the password the Admin Password setting changes to Set The next time you enter system setup the computer prompts you for the administrator password 4 Exit system setup A change to Admin Password becomes effective immediately no need to restart the computer Operating Your Computer With an Administrator Password Enabled When you enter system setup the Admin Password option is highlighted prompting you to type the password see Entering System Setup If you do not type the correct password the computer lets you view but not modify system setup options K NOTE You can use Password Status in conjunction with Admin Password to protect the system password from unauthorized changes Deleting or Changing an Existing Administrator Password To change an existing administrator password you must know the administrator password 1 Enter system setup see Entering System Setup 2 Type the administrator password at the prompt 3 Highlight Admin Password and press the left or right arrow key to delete the existing administrator password The setting changes to Not Set To assign a new administrator password perform the steps in Assigning a
243. t modes see Power Management Hard drive problems Run Check Disk Click the Start button and click My Computer Right click Local Disk C Click Properties Click the Tools tab Under Error checking click Check Now Click Scan for and attempt recovery of bad sectors Click Start SONG Ge j E Mail Modem and I nternet Problems A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer K NOTE Connect the modem to an analog telephone jack only The modem does not operate while it is connected to a digital telephone network Run the Modem Helper diagnostics Click the Start button point to All Programs and then click Modem Helper Follow the instructions on the screen to identify and resolve modem problems Modem Helper is not available on all computers Verify that the modem is communicating with Windows Click the Start button and click Control Panel Click Printers and Other Hardware Click Phone and Modem Options Click the Modem
244. tached devices are electrically rated to operate with the AC power available in your location 5 padlock ring Insert a padlock to lock the computer cover 6 Allows you to open the computer cover latch Back Panel Connectors parallel Connect a parallel device such as a printer to the parallel connector If connector you have a USB printer plug it into a USB connector NOTE The integrated parallel connector is automatically disabled if the computer detects an installed card containing a parallel connector configured to the same address For more information see System Setup Options link integrity Green A good connection exists between a 10 Mbps network and light the computer Orange A good connection exists between a 100 Mbps network and the computer Yellow A good connection exists between a 1 Gbps or 1000 Mbps network and the computer Off The computer is not detecting a physical connection to the network 3 network To attach your computer to a network or broadband device connect one adapter end of a network cable to either a network jack or your network or connector broadband device Connect the other end of the network cable to the network adapter connector on the back panel of your computer A click indicates that the network cable has been securely attached NOTE Do not plug a telephone cable into the network connector On computers with a net
245. talled in the computer remove the card see Removing a PCI Card If necessary disconnect any cables connected to the card Then continue with step 6 5 Prepare the card for installation NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer fy se pa area o Jea _ 4 2 card edge connector 5 card connector CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure to unplug your computer from its electrical outlet before installing any cards 6 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot 1 fully seated card 2 not fully seated card 3 bracket within slot 7 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 8 Connect any cables that should be attached to the card 9 Replace the computer cover see Replacing the Computer Cover K NOTE See the documentation for the card for information about the card s cable connections 10 If you installed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and c
246. te the setup and remove the media Reinstall the appropriate drivers with the Drivers and Utilities media Reinstall your virus protection software Reinstall your programs NOTE To reinstall and activate your Microsoft Office or Microsoft Works Suite programs you need the Product Key number located on the back of the Microsoft Office or Microsoft Works Suite media sleeve Back to Contents Page Back to Contents Page Solving Problems Dell OptiPlex 740 Systems User s Guide Troubleshooting Tips Battery Problems Card Problems Memory Problems Mouse Problems Network Problems Drive Problems Power Problems E Mail Modem and Internet Problems Keyboard Problems Fan Problems Printer Problems Restoring Default Settings Serial or Parallel Device Problems Lockups and Software Problems Sound and Speaker Problems Media Card Reader Problems Video and Monitor Problems Troubleshooting Tips Follow these tips when you troubleshoot your computer If you added or removed a part before the problem started review the installation procedures and ensure that the part is correctly installed If a peripheral device does not work ensure that the device is properly connected If an error message appears on the screen write down the exact message This message may help technical support personnel diagnose and fix the problem s If an error message occurs in a program see the program s documentat
247. ted in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover Removing the Media Card Reader 1 Follow the procedures in Before You Begin 2 Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel Then remove it from the hinges 3 Disconnect the media card reader cable from the back of the media card reader 4 Slide the drive release latch in the direction indicated on the latch until the media card reader is released while holding the latch open slide the device out of the computer drive release latch Installing the Media Card Reader 1 If you are replacing a media card reader remove the shoulder screws from the existing device and attach the screws to the replacement device 2 If you are installing a new media card reader remove the drive panel insert see Drive Panel Inserts for your new device remove the shoulder screws from the inside of the drive panel insert and attach the screws to the new device 3 Align the shoulder screws on the media card reader with the shoulder screw slots and gently slide the device into the bay until it clicks into place 4 Attach the media card reader cable to the media card reader 5 Connect the media card reader cable to the USB1 connector on the system board see System Board Components for the connector locatio
248. ter cover remove the mounting screw that secures the I O panel to the computer 7 Ease the I O panel back and forth to release its circular tabs from the two holes in the chassis that secure it 8 Remove any remaining cables note the routing of all cables so that you can reroute them 9 Remove the I O panel from the computer Replacing the I O Panel 1 To replace the I O panel follow the removal procedures in the reverse order K NOTE Use the guides on the I O panel bracket to help position the I O panel in place and use the notch on the I O panel bracket to help seat the card Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Power Supply Power Supply Replacing the Power Supply A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your 5 10 Ti computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Follow the procedures in Before You Begin If installed remove the optical drive see Removing an Optical Drive If installed remove the floppy drive or Media Card Reader see Removing a Floppy Drive or Media Card Reader Disconnect the DC power cables from the system bo
249. ter s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the cover of your computer see Removing the Computer Cover 3 Attach the speaker to the system fan in the chassis of the computer 4 Connect the cables to the system board 5 Replace the computer cover 6 Turn on power to the computer Removing a Speaker A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis 1 Follow the procedures in Before You Begin 2 Remove the cover of your computer see Removing the Computer Cover 3 Disconnect the cables from the system board 4 Remove the speaker from the system fan in the chassis of the computer 5 Replace the computer cover 6 Turn on power to the computer Back to Contents Page Back to Contents Page Small Form Factor Computer Dell Optiplex 740 Systems User s Guide About Your Small Form Factor Computer Inside Your Computer About Your Small Form Factor Computer Front View 1 2 3 4 5 6 1i 10 9 8 7 1 USB 2 0
250. th the alignment bar The notch in the top of the adapter or filler bracket fits around the alignment guide Close the card retention latch and gently press until it snaps into place NOTICE Do not route cables over any installed cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 6 Connect the adapter cable to the serial port adapter connector PS2 SER2 on the system board see System Board Components for connector locations K NOTE See the documentation for the PS 2 serial port adapter for information about the cable connections 7 Replace the computer cover see Replacing the Computer Cover Removing a PS 2 Serial Port Adapter 1 Follow the procedures in Before You Begin 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position card retention latch h2 alignment guide E 3 Disconnect the PS 2 serial adapter cable from the system board see System Board Components 4 If necessary disconnect any external cables connected to the adapter 5 Grasp the PS 2 serial port adapter bracket by its top corners and ease it out of its retention slot 6 If you are removing the adapter permanently install a filler bracket in the empty card slot opening NOTE Installing filler brackets over empty card slot openings is necessary to maintain FC
251. the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 10 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position a riser card cage riser cards 2 11 Replace the computer cover see Replacing the Computer Cover 12 Uninstall the card s driver See the documentation that came with the card for instructions 13 If you removed a sound card a Enter system setup select Integrated Audio from the Onboard Devices group and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 14 If you removed a network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PS 2 Serial Port Adapters A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions in the Produ
252. then press the left or right arrow key to select Reset Change the setting to On On Silent or Disabled K NOTE The default setting is On Silent 4 Press lt Esc gt press the left and right arrow keys to highlight Save Exit and then press lt Enter gt to restart the computer and implement your changes Back to Contents Page Back to Contents Page Replacing the System Board Dell Optiplex 740 Systems User s Guide Removing the System Board Mini Tower Desktop and Small Form Factor Computers 1 Follow the procedures in Before You Begin NOTICE Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components 2 Remove any components that restrict access to the system board such as the optical drive s floppy drive hard drive and I O panel as applicable 3 Remove the processor and heat sink assembly Mini Tower see Processor Desktop see Processor 1 Small Form Factor see Processor 4 Disconnect all cables from the system board 5 Remove the screws from the system board Mini Tower System Board Screws Desktop System Board Screws 1 Small Form Factor System Board Screws 6 Slide the system board assembly toward the front of the computer and then lift the board u
253. this section follow the safety instructions located in the Product Information Guide Removing the Chassis I ntrusion Switch 1 Follow the procedures in Before You Begin 2 If removing the chassis intrusion switch on a small form factor computer remove the hard drive see Drives 3 Disconnect the chassis intrusion switch cable from the system board see System Board Components for mini tower computers or System Board Components for desktop computers or System Board Components for small form factor computers Note the routing of the chassis intrusion cable as you remove it from the chassis Chassis hooks may hold the cable in place inside the chassis 4 Slide the chassis intrusion switch out of its slot and remove the switch and its attached cable from the computer Mini Tower Computer Desktop Computer Small Form Factor Computer Replacing the Chassis I ntrusion Switch 1 Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board 2 Replace the computer cover see Replacing the Computer Cover Resetting the Chassis Intrusion Detector 1 Turn on or restart your computer 2 When the blue DELL logo appears press lt F2 gt immediately If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows desktop Then shut down your computer and try again 3 Select the Chassis Intrusion option and
254. this service through the support service For the telephone number to call for your region see Contacting Dell Automated Order Status Service To check on the status of any Dell products that you have ordered you can go to support dell com or you can call the automated order status service A recording prompts you for the information needed to locate and report on your order For the telephone number to call for your region see Contacting Dell Support Service Dell s support service is available 24 hours a day 7 days a week to answer your questions about Dell hardware Our support staff uses computer based diagnostics to provide fast accurate answers To contact Dell s support service see Obtaining Assistance and then call the number for your country as listed in Contacting Dell Problems With Your Order If you have a problem with your order such as missing parts wrong parts or incorrect billing contact Dell for customer assistance Have your invoice or packing slip handy when you call For the telephone number to call for your region see Contacting Dell Product I nformation If you need information about additional products available from Dell or if you would like to place an order visit the Dell website at www dell com For the telephone number to call for your region or to speak to a sales specialist see Contacting Dell Returning Items for Warranty Repair or Credit Prepare all items being returned whether
255. tion NOTICE In Japan the voltage selection switch must be set to the 115 V position even though the AC power available in Japan is 100 V Also ensure that your monitor and attached devices are electrically rated to operate with the AC power available in your location 5 padlock ring Insert a padlock to lock the computer cover 6 cover release Allows you to open the computer cover latch Back Panel Connectors 1 parallel Connect a parallel device such as a printer to the parallel connector If connector you have a USB printer plug it into a USB connector NOTE The integrated parallel connector is automatically disabled if the computer detects an installed card containing a parallel connector configured to the same address For more information see System Setup Options link integrity Green A good connection exists between a 10 Mbps network and light the computer Orange A good connection exists between a 100 Mbps network and the computer Yellow A good connection exists between a 1 Gbps or 1000 Mbps network and the computer Off The computer is not detecting a physical connection to the network 3 network To attach your computer to a network or broadband device connect one adapter end of a network cable to either a network jack or your network or connector broadband device Connect the other end of the network cable to the n
256. tor SLOT2 connector SLOT1 16 password jumper PSWD 17 serial connector 18 slim floppy drive PS2 SER2 connector DSKT 19 Optional DVI card connector 20 speaker connector DVI_HDR INT_SPKR Back to Contents Page Back to Contents Page Reinstalling Drivers and the Operating System Dell Optiplex 740 Systems User s Guide Drivers Restoring Your Operating System e Reinstalling Microsoft Windows Vista and Windows XP A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE You must use Microsoft Windows XP Service Pack 1 or later when you reinstall the Microsoft Windows XP operating system NOTE If you installed a unique image on your computer or if you had to reinstall your operating system run the DSS utility DSS is available on your optional Drivers and Utilities media and at support dell com Drivers What Is a Driver A driver is a program that controls a device such as a printer mouse or keyboard All devices require a driver program A driver acts like a translator between the device and any other programs that use the device Each device has its own set of specialized commands that only its driver recognizes Dell ships your computer to you with required drivers already installed no further installation or configuration is needed NOTICE The optional Drivers and Utilit
257. tore points are available click the restore point that you prefer 5 Click Next The Restoration Complete screen appears after System Restore finishes collecting data and then the computer restarts 6 After the computer restarts click OK To change the restore point you can either repeat the steps using a different restore point or you can undo the restoration Undoing the Last System Restore NOTICE Before you undo the last system restore save and close all open files and exit any open programs Do not alter open or delete any files or programs until the system restoration is complete 1 Click the Start button point to All Programs Accessories System Tools and then click System Restore 2 Click Undo my last restoration and click Next 3 Click Next The System Restore screen appears and the computer restarts 4 After the computer restarts click OK Enabling System Restore If you reinstall Windows XP with less than 200 MB of free hard disk space available System Restore is automatically disabled To see if System Restore is enabled 1 Click the Start button and click Control Panel 2 Click Performance and Maintenance 3 Click System 4 Click the System Restore tab 5 Ensure that Turn off System Restore is unchecked Reinstalling Microsoft Windows Vista and Windows XP Windows Vista The reinstallation process can take 1 to 2 hours to complete After you reinstall the operating syst
258. trical outlet before removing the computer cover NOTICE To avoid damage to the drive do not set it on a hard surface Instead set the drive on a surface such as a foam pad that will sufficiently cushion it NOTICE If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure 1 Check the documentation for the drive to verify that it is configured for your computer 2 Follow the procedures in Before You Begin Remove the plastic hard drive bracket from the inside of the hard drive bay by squeezing the release tabs and gently pulling the bracket up and out of the bay Install the new drive into the bracket by inserting the drive into the bracket so that the bracket alignment tabs snaps into the mounting holes on the new drive hard drive mounting holes hard drive bracket 5 If necessary disconnect the power and SATA cables from the hard drive that is currently installed 6 Carefully slide the new hard drive into the unused bay until it clicks into place 7 Connect the power and SATA cables to the drives 1 hard drive data 2 hard drivedata cable on system 3 hard drive power cable board cable 9 Replace the computer cover see Replacing the Computer Cover Drive Panel I nserts If you are installing a new floppy drive media card reader or optical drive instead of replacing a drive remove the drive panel inserts 1 Follow th
259. udio devices to the audio connectors on the back panel of the computer NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer 13 If you removed a network adapter card connector a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer PCI Express and DVI Cards Your computer supports one low profile PCI Express x16 card If your computer contains a riser card cage you can not install a PCI Express DVI card because the riser card cage blocks the DVI card DVI_HDR connector on the system board If you are replacing a PCI Express card with a different type of PCI Express card remove the current driver for the card from the operating system See the documentation that came with the card for information Installing a PCI Express x16 Card or DVI Card 1 Follow the procedures in Before You Begin K NOTE For PCI card locations see System Board Components 2 Gently lift the release tab on the card retention latch from the inside and pivot the latch open 3 If you are installing a new PCI Express x16 card or DVI card remove the filler bracket to create a card slot opening Then continue with step 5 4 If you are replacing a PCI Express x16 card or DVI card remove the installed card see Removi
260. uickboot feature Setup amp Boot Menu displays both messages F2 Setup and F12 Boot Menu Setup displays the setup message only F2 Setup Boot Menu displays the Quickboot message only F12 Boot Menu None displays no message Keyboard When set to Report enabled and an error is detected during POST the BIOS will display the error message and prompt you to press lt F1 gt to Errors continue or press lt F2 gt to enter system setup When set to Do Not Report disabled and an error is detected during POST the BIOS will display the error message and continue booting the system K NOTE To boot to a USB device the device must be bootable To ensure that a device is bootable check the device documentation Changing Boot Sequence for the Current Boot You can use this feature for example to restart your computer to a USB device such as a floppy drive memory key or CD RW drive K NOTE If you are booting to a USB floppy drive you must first set Diskette Drive to Off in system setup see System Setup 1 If you are booting to a USB device connect the USB device to a USB connector see Front View for mini tower computers or Front View for desktop computers 2 Turn on or restart your computer 3 When F2 Setup F12 Boot Menu appears in the upper right corner of the screen press lt F12 gt If you wait too long and the operating system logo appears continue to wait until
261. ument to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own March 2008 RP699 Rev A03 Back to Contents Page Dell Optiplex 740 Systems User s Guide 1 0 Panel 1 O Panel Removing the I O Panel A CAUTI ON Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide A CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the computer cover K NOTE Note the routing of all cables as you remove them so that you can re route them correctly when installing the new 1 0 Panel 1 Follow the procedures in Before You Begin 2 Remove the optical drive and floppy drive or Media Card Reader from the drive bays if installed see Drives 3 Remove the processor heat sink see Processor 4 Remove the front fan a Disconnect the fan connector b Disconnect the fan control cable c Press the tab that secures the fan to the interior base of the computer and lift the fan from the computer set the fan aside in the chassis 5 Disconnect all cables that are connected to the I O panel that you can access without removing the I O panel Note the routing of the cables as you lay them aside so that you can replace them correctly 6 From inside the compu
262. urn off the integrated network adapter a Enter system setup select Integrated NIC from the Onboard Devices group and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 12 Install any drivers required for the card as described in the card documentation Removing a PCI Card 1 Follow the procedures in Before You Begin 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open The latch will remain in the open position card retention latch alignment guide card al card edge connector al card connector a release tab 3 If necessary disconnect any cables connected to the card 4 Grasp the card by its top corners and ease it out of its connector 5 If you are removing the card permanently install a filler bracket in the empty card slot opening K NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 1 fully seated card 2
263. utton for at least 8 to 10 seconds until the computer turns off Then restart your computer A program stops responding End the program Press lt Ctrl gt lt Shift gt lt Esc gt simultaneously Click Applications Click the program that is no longer responding Click End Task PN A program crashes repeatedly K NOTE Software usually includes installation instructions in its documentation or on a floppy disk or CD Check the software documentation If necessary uninstall and then reinstall the program A solid blue screen appears Turn the computer off If you are unable to get a response by pressing a key on your keyboard or moving your mouse press and hold the power button for at least 8 to 10 seconds until the computer turns off Then restart your computer Other software problems Check the software documentation or contact the software manufacturer for troubleshooting information Ensure that the program is compatible with the operating system installed on your computer Ensure that your computer meets the minimum hardware requirements needed to run the software See the software documentation for information Ensure that the program is installed and configured properly Verify that the device drivers do not conflict with the program If necessary uninstall and then reinstall the program Back up your files immediately Use a virus scanning p
264. ve insert bootable media into your boot drive 10 Turn on the computer 11 Enter system setup see Entering System Setup and update the appropriate Primary Drive option 0 or 2 12 Exit system setup and reboot the computer 13 Partition and logically format your drive before you proceed to the next step For instructions see the documentation that came with your operating system 14 Test the hard drive by running the Dell Diagnostics see Dell Diagnostics 15 Install your operating system on the hard drive For instructions see the documentation that came with your operating system Replacing a Hard Drive Fan 1 Follow the instructions in Before You Begin 2 Remove the hard drive see Removing a Hard Drive 3 Turn the hard drive upside down so that the hard drive fan is visible in the bottom of the drive bracket 4 To remove the hard drive fan a Lift the release tab on the back panel of the fan b Rotate the fan in the opposite direction from that indicated by the arrow on the back panel of the fan c Lift to remove the fan and its back panel from the hard drive bracket 1 fan release tab fan with fan back panel 3 power cable ieee Py 5 To replace the hard drive fan a Turn the fan upside down so that its backing faces up and align the triangle on the fan s back panel with the corresponding triangle on the back of the hard drive bracket b Rotate the fan and its backin
265. ver 1 Follow the procedures in Before You Begin 2 If you have installed a padlock through the padlock ring on the back panel remove the padlock 3 Locate the cover release latch shown in the illustration Then slide the release latch back as you lift the cover A CAUTION Graphic card heat sinks can become very hot during normal operation Ensure that a graphic card heat sink has had sufficient time to cool before you touch it padlock ring 4 Grip the sides of the computer cover and pivot the cover up using the hinge tabs as leverage points 5 Remove the cover from the hinge tabs and set it aside on a soft nonabrasive surface Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Desktop Computer Model DCNE Specifications Desktop Computer Model DCNE Specifications Microprocessor Microprocessor type Internal cache Memory connectors Memory modules supported Minimum memory Maximum memory AMD Phenom processors NOTE The AMD Phenom processor requires the 8 Mb NVRAM chip and is therefore available only on models that include the 8 Mb NVRAM chip If your computer has the 8 Mb NVRAM chip and the AMD Phenom processor the word enhanced appears in the title on the BIOS splash screen and the system setup program screens AMD Athlon 64 X2 Dual Core processor AMD Athlon 64 AMD Phenom Quad Core 2 MB L2 dedicated cache and 2 MB shared L3 cache
266. with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 11 Secure the card s by closing the card retention latch and snapping it into place NOTICE Do not route card cables over the cards Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment 12 Connect the adapter cable to the PS 2 serial port adapter connector PS2 SER2 on the system board see System Board Components 13 Replace the riser card cage a Align the tabs in the side of the riser card cage with the slots on the side of the computer and slide the riser card cage down into place b Ensure that the riser card connectors are fully seated in the connectors on the system board c Rotate the riser card cage handle to the down position 14 Connect any disconnected cables 15 Replace the computer cover see Replacing the Computer Cover 16 Install any drivers required for the serial port adapter Removing a Serial Port Adapter From the Riser Card Cage 1 Follow the procedures in Before You Begin 2 Remove the riser card cage a Check any cables connected to cards through the back panel openings Disconnect any cables that will not reach the riser card cage once they are removed from the computer b Rotate the riser card cage handle up and gently pull on the handle and lift the riser card cage up and away from the computer
267. work connector card use the connector on the card It is recommended that you use Category 5 wiring and connectors for your network If you must use Category 3 wiring force the network speed to 10 Mbps to ensure reliable operation network Flashes a yellow light when the computer is transmitting or receiving activity light network data A high volume of network traffic may make this light appear to be in a steady on state line out Use the green line out connector to attach headphones and most connector speakers with integrated amplifiers On computers with a sound card use the connector on the card line in Use the line in connector to attach a record playback device such as a connector cassette player CD player or VCR On computers with a sound card use the connector on the card USB 2 0 Use the back USB connectors for devices that typically remain connected connectors such as printers and keyboards 5 video Plug the cable from your VGA compatible monitor into the blue connector connector NOTE If you purchased an optional graphics card this connector will be covered by a cap Do not remove the cap Connect your monitor to the connector on the graphics card NOTE If you are using a graphics card that supports dual monitors use the y cable that came with your computer Connect a serial device such as a handheld device to the serial port The connector default designations are COM1 for serial connector 1 and COM2 f
268. x 740 Systems User s Guide Obtaining Assistance Problems With Your Order Product Information Returning Items for Warranty Repair or Credit Before You Call Contacting Dell Obtaining Assistance A CAUTION If you need to remove the computer covers first disconnect the computer power and modem cables from all electrical outlets 1 Complete the procedures in Before You Begin 2 Run the Dell Diagnostics see Dell Diagnostics 3 Make a copy of the Diagnostics Checklist see Diagnostics Checklist and fill it out 4 Use Dell s extensive suite of online services available at Dell Support support dell com for help with installation and troubleshooting procedures 5 If the preceding steps have not resolved the problem contact Dell GZ NOTE Call the support service from a telephone near or at the computer so that the support staff can assist you with any necessary procedures NOTE Dell s Express Service Code system may not be available in all countries When prompted by Dell s automated telephone system enter your Express Service Code to route the call directly to the proper support personnel If you do not have an Express Service Code open the Dell Accessories folder double click the Express Service Code icon and follow the directions For instructions on using the support service see Support Service K NOTE Some of the following services are not always available in all locations outside the continental U S C
269. y Replacing the Computer Cover Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2007 2008 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo OptiPlex Inspiron Dimension Latitude Dell Precision DellNet TravelLite Dell OpenManage PowerVault Axim PowerEdge PowerConnect and PowerApp are trademarks of Dell Inc AMD AMD Athlon AMD Phenom and combinations thereof and Cool n Quiet are trademarks of Advanced Micro Devices Inc Microsoft and Windows are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation Bluetooth is a trademark owned by Bluetooth SIG Inc and is used by Dell Inc under license ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner Dell Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Other trademarks and trade names may be used in this doc
270. y its top corners and ease it out of its connector 5 If you are removing the adapter permanently install a filler bracket in the empty card slot opening NOTE Installing filler brackets over empty card slot openings is necessary to maintain FCC certification of the computer The brackets also keep dust and dirt out of your computer 6 Before you close the card retention mechanism ensure that The tops of all cards and filler brackets are flush with the alignment bar The notch in the top of the card or filler bracket fits around the alignment guide 7 Secure any remaining card s by closing the card retention latch and snapping it into place 8 Replace the computer cover see Replacing the Computer Cover Back to Contents Page Back to Contents Page Dell Optiplex 740 Systems User s Guide Processor Processor A CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product I nformation Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis Removing the Processor 1 Follow the procedures in Before You Begin 2 Remove the hard drive see Removing a Hard Drive 3 If installed remove the floppy drive cable from the cable routing clips on the
271. y touching an unpainted metal surface on the computer chassis A coin cell battery maintains computer configuration date and time information The battery can last several years The battery may need replacing if an incorrect time or date is displayed during the boot routine along with a message such as Time of day not set please run SETUP program or Invalid configuration information please run SETUP program or Strike the F1 key to continue F2 to run the setup utility To determine whether you need to replace the battery reenter the time and date in system setup and exit the program to save the information Turn off your computer and disconnect it from the electrical outlet for a few hours then reconnect the computer turn it on and enter system setup see Entering System Setup If the date and time are not correct in system setup replace the battery You can operate your computer without a battery however without a battery the configuration information is erased if the computer is turned off or unplugged from the electrical outlet In this case you must enter system setup and reset the configuration options CAUTION A new battery can explode if it is incorrectly installed Replace the battery only with the same or equivalent type recommended by the manufacturer Discard used batteries according to the manufacturer s instructions To remove the battery 1 If you have not already done so make a copy of your configur
272. you see the Microsoft Windows desktop then shut down your computer see Turning Off Your Computer and try again 4 Use the arrow keys to select Continue The Boot Device Menu appears listing all available boot devices 5 Use the arrow keys to select the appropriate device for the current boot only K NOTE To boot to a USB device the device must be bootable To ensure that a device is bootable check the device documentation Changing Boot Sequence for Future Boots 1 Enter system setup see Entering System Setup 2 Use the left and right arrow keys to highlight the Boot menu option then press lt Enter gt to access the menu K NOTE Write down your current boot sequence in case you want to restore it 3 Press the up and down arrow keys to highlight the appropriate Boot Device option 1st 4th Boot Device are available options 4 Press the up and down arrow keys to move through the list of devices 5 Press lt Enter gt to select a device to be the 1st 2nd 3rd or 4th Boot Device as applicable Booting to a USB Device K NOTE To boot to a USB device the device must be bootable To ensure that your device is bootable check the device documentation Memory Key 1 Insert the memory key into a USB port and restart the computer 2 When F12 Boot Menu appears in the upper right corner of the screen press lt F12 gt The BIOS detects the device and adds the USB device option to the boot menu
273. ystem can only be powered up remotely from Suspend Suspend Sets the computer s suspend mode The options are S1 a suspend state in which the computer is running in a low power mode and S3 a Mode suspend state in which the power is reduced or turned off for many components however system memory remains active S3 default Maintenance Service Tag Displays the service tag for your computer ASF Mode This setting controls the ASF functionality On enables full ASF functionality Alert Only sends ASF messages on the event or error and Off disables all ASF functionality On default Load Restores system setup options to their factory defaults Defaults Event Log Allows you to view the Event Log Entries are marked R for Read and U for Unread Mark All Entries Read puts an R to the left of all the entries Clear Log clears the Event Log POST Behavior Fastboot When enabled this feature reduces computer startup time by bypassing some compatibility steps Off does not skip any steps during computer startup On starts the system more quickly On default Numlock Determines the functionality of the numeric keys on the right side of your keyboard Off commands the right keypad keys to function as arrows Key On commands the right keypad keys to function as numbers On default POST Determines whether the sign on screen displays a message stating the keystroke sequence that is required to enter the Setup program or the Hotkeys Q

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