Dell 720 Personal Computer User Manual
Contents
1. Documentation Page 19 of 24 Technical Support outside of Japan Dell Precision OptiPlex and Latitude 81 44 556 3894 Technical Support Dell PowerApp Dell PowerEdge Dell PowerConnect and Dell toll free 0120 198 498 PowerVault Technical Support outside of Japan PowerApp PowerEdge PowerConnect 81 44 556 4162 and PowerVault Technical Support Projectors PDAs Printers Routers toll free 0120 981 690 Technical Support outside of Japan Projectors PDAs Printers Routers 81 44 556 3468 Japan Kawasaki Faxbox Service 044 556 3490 International Access Code 001 24 Hour Automated Order Status Service 044 556 3801 Customer Service 044 556 4240 Country Code 81 F ar Business Sales Division up to 400 044 556 1465 employees City Code 44 Preferred Accounts Division Sales over 400 employees 044 556 3433 Public Sales government agencies educational institutions and medical 044 556 5963 institutions Global Segment Japan 044 556 3469 Individual User 044 556 1657 Individual User Online Sales 044 556 2203 Individual User Real Site Sales 044 556 4649 Switchboard 044 556 4300 Online Support support ap dell com toll free 080 999 0283 toll free 080 200 3800 Korea Seoul Technical Support for XPS computers only International Access Technical Support Customer Service Code 001 i Di i Technical Support Dimension PDA toll free 080 200 3801 Electronics and Accessorie2. 6 07 2007 Documentation Ireland Cherrywood International Access Code 00 Country Code 353 City Code 1 Italy Milan International Access Code 00 Country Code 39 City Code 02 http support euro dell com support edocs systems 720H2C en OM appendix htm XPS Support Only Phone Numbers Page 18 of 24 Indiaxps_AP dell com 080 25068066 or toll free 1 800 425 2066 Customer Service India_care_HSB dell com Home and Small Business toll free 1800 4254051 India_care_REL dell com Large Corporate Accounts toll free 1800 4252067 Large Corporate Accounts 1600 33 8044 Home and Small Business 1600 33 8046 support euro dell com Online Support dell_direct_support dell com Freciicalsuppor ses Oi feuomersenice iP fener U K Customer Service dial within U K 0870 906 0010 only Corporate Customer Service dial within 0870 907 4499 U K only Home ana smatibusness Of ooo i e Technical Support Customer Service 1 800 440 9205 Sales dial from within Jamaica only Online Support support jp dell com Technical Support XPS computers only toll free 0120 937 786 Technical Support outside of Japan XPS 81 44 520 1235 aniis only Technica Support Dimension and toll free 0120 198 226 Inspiron Technica Support outside of Japan 81 44 520 1435 Dimension and Inspiron toll free 0120 198 433 Technical Support Dell Precision OptiPlex and Latitude 6 07 2007
3. www dell com gd la techsupport dell com eras Support Customer Service toll free 1 866 540 3355 Online Support Guatemala Online Support www dell com gt la techsupport dell com Technical Support Customer Service 1 800 999 0136 Sales Online Support la techsupport dell com Technical Support Customer Service toll free 1 877 270 4609 Sales support ap dell com support dell com cn email Technical Support XPS computers only 00852 3416 6923 Tecnica Support Dimension and 00852 2969 3188 nspiron Hong Kong Technical Support OptiPlex Latitude 00852 2969 3191 and Dell Precision Code 001 S Code 001 Technical Support Servers and Storage 00852 2969 3196 Technical Support Projectors PDAs Country Code 852 Switches Routers etc 00852 3416 0906 Portable and Desktop Support Desktop Support E mail Portable Support E mail Phone Numbers Server Support Phone Numbers Gold Support Only E mail Phone Numbers http support euro dell com support edocs systems 720H2C en OM appendix htm india_support_desktop dell com india_support_notebook dell com 080 25068032 or 080 25068034 or your city STD code 60003355 or toll free 1 800 425 8045 india_support_Server dell com 080 25068032 or 080 25068034 or your city STD code 60003355 or toll free 1800 425 8045 eec_ap dell com 080 25068033 or your city STD code 60003355 or toll free 1 800 425 9045 Page 17 of 24
4. Storage la_enterprise dell com Products P Technical Support Dell PowerApp Dell PowerEdge Dell PowerConnect and Dell PowerVault Technical Support Services toll free 0 800 444 0724 www dell com aw toll free 0 800 222 0154 Online Support la techsupport dell com Cie Support Customer Service toll free 800 1578 support ap dell com Online Support support ap dell com contactus Page 13 of 24 6 07 2007 Documentation Page 14 of 24 International Access Technical Support Code 0011 A Technical Support for XPS computers only toll free 1300 790 877 Country Code 61 Home and Home Office toll free 1300 655 533 City Code 2 Medium and Large Business toll free 1800 633 559 Small Business Education Local toll free 1800 060 889 Government support euro dell com Online Support tech_support_central_europe dell com Austria Vienna Technical Support for XPS computers only 08 20 24 05 30 81 Home Small Business Sales 08 20 24 05 30 00 Int tional A Code a0o ge Home Small Business Fax 08 20 24 05 30 49 Home Small Business Customer Service 08 20 24 05 30 14 Country Code 43 Home Small Business Support 08 20 24 05 3017 City Code 1 ee Accounts Corporate Customer 08 20 24 05 30 16 Preferred Accounts Corporate Support 08 20 24 05 3017 Switchboard 08 20 24 05 30 00 www dell com bs Online Support Bahamas la techsupport dell com Ternnical Support Customer Service toll free 1 866 874 3038
5. or other receptacle should not exceed 80 percent of the branch circuit rating Wattage 750 W or 1 KW Voltage see the safety auto sensing power supply 90 V to instructions located in the 265 V at 50 60 Hz Product Information Guide Backup battery 3 V CR2032 lithium coin cell 57 2 cm 22 5 inches 35 6 cm 14 0 inches 59 4 cm 23 4 inches ATG G78 25 519 5641 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation 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 20 inches sec 50 8 cm sec Storage 27 G faired square wave with a velocity change of 200 inches sec 508 cm sec Altitude Operating 15 2 to 3048 m 50 to 10 000 ft System Setup Overview Use system setup as follows e To change the system configuration information after you add change or remove any hardware in your computer e To set or change a user selectable option such as the user password e 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 refere
6. www dell com bb Online Support Barbados la techsupport dell com Senica Support Customer Service 1 800 534 3142 Online Support support euro dell com Belgium Brussels Technical Support for XPS computers only 02 481 92 96 General Support 02 481 92 88 International Access Code 00 General Support Fax 02 481 92 95 Country Code 32 Corporate Sales 02 481 91 00 Switchboard 02 481 91 00 www dell com bm Online Support Bermuda la techsupport dell com oe Support Customer Service 1 877 890 0751 www dell com bo Online Support Bolivia la techsupport dell com ole Support Customer Service toll free 800 10 0238 www dell com br Brazil Online Support International Access BR_TechSupport dell com Code 00 Customer Service and Tech Support 0800 970 3355 Country Code 55 Technical Support Fax 51 2104 5470 Customer Service Fax 51 2104 5480 British Virgin Islands ee Support Customer Service toll free 1 866 278 6820 Technical Support Penang Malaysia 604 633 4966 604 633 3101 Brunei Customer Service Penang Malaysia or toll free 801 1012 Country Code 673 604 633 3101 Transaction Sales Penang Malaysia or toll free 801 1012 Online Order Status www dell ca ostatus Online Support support ca dell com AutoTech automated Hardware and toll free 1 800 247 9362 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Canada North York Ontario International
7. 720H2C en OM appendix htm Options Field This field appears on the right side of the system setup window and contains information about each option listed in the Options List In this field you can view information about your computer and make changes to your current settings Press the left and right arrow keys to highlight an option Press lt Enter gt to make that selection active and return to the Options List NOTE Not all settings listed in the Options Field are changeable Key Functions This field appears below the Options Field and lists keys and their functions within the active system setup field Page 4 of 24 6 07 2007 Documentation NOTE Depending on your computer may not appear exactly as listed System Info Processor Info Memory Info PCI Info Date Time Boot Sequence Diskette Drive Internal default SATA Drives 0 through 5 On default PATA Drives 0 through 1 On default SMART Reporting Off default Onboard Devices Integrated NIC On default http support euro dell com support edocs systems 720H2C en OM appendix htm and installed devices the items listed in this section may not appear or Lists system information such as the computer name the BIOS version number and date the system service tag express service code and asset tag and other system specific information dentifies the processor type clock speed bus speed L2 cache L3 c
8. Access Code 011 Cayman Islands Chile Santiago Country Code 56 City Code 2 China Xiamen Country Code 86 City Code 592 Colombia Costa Rica http support euro dell com support edocs systems 720H2C en OM appendix htm Warranty Support feustomersevie Home Home Office toll free 1 800 847 4096 Small Business toll free 1 800 906 3355 Medium Large Business Government toll free 1 800 387 5757 Education XPS Computers Only toll free 1 866 398 8977 Computers for Home Home Office toll free 1 800 847 4096 se Spare Parts and Extended Service 1 866 440 3355 Online Support la techsupport dell com Technical Support Customer Service 1 877 262 5415 Sales www dell com cl Online Support la techsupport dell com toll free 1230 020 3397 Sales and Customer Support or 800 20 1385 Online Support support dell com cn Technical Support E mail support dell com cn email Customer Service E mail customer_cn dell com Technical Support F 592 818 1350 Technical Support XPS computers only oll free 800 858 0540 Technical Support Dell Dimension oll free 800 858 2969 and Dell Inspiron Technical Support Dell OptiPlex Dell 3 Latitude and Dell Precision frees 800 858 0350 Technical Support Servers and Storage oll free 800 858 0960 ame Perens Technical Support Printers oll free 800 858 2311 Se oe ae eee eee Large Corporate Accounts West toll free 800 858 2811 Large Corp
9. Page 24 of 24 sales 0800 100 4752 Back to Contents Page You are here Dell Emerging Markets EMEA gt Support Home Page Copyright 1999 2007 Dell Inc Terms and Conditions Privacy Practices Contact a Reseller a Top Large Text sn WEB6 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007
10. your discs 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 prevent 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 safe to use on DVDs FCC Notices U S Only Most Dell computer systems are classified by the Federal Communications Commission FCC as Class B digital devices To determine which classification applies to your computer system examine all FCC registration labels located on the bottom side or back panel of your computer on card mounting brackets and on the cards themselves If any one of the labels carries a Class A rating your entire system is considered to be a Class A digital device If a labels carry an FCC Class B rating as distinguished by either an FCC ID number or the FCC logo Fe your system is considered to be a Class B digital device Once you have determined your system s FCC classification read the appropriate FCC notice Note that FCC regulations provide that changes or modifications not expressly approved by Dell co
11. Documentation Page 1 of 24 DOLL Products Services Support About Dell How to Buy Technical Support Dell Forums You are here Dell Emerging Markets EMEA gt Support Home Page Manuals Back to Contents Page Appendix Dell XPS 720 Owner s Manual Specifications System Setup Clearing Forgotten Passwords Clearing CMOS Settings Cleaning Your Computer FCC Notices U S Only Contacting Dell Specifications Processor Processor type Intel Core 2 Duo dual core processor Intel Core 2 Extreme dual core processor Intel Core 2 Extreme quad core processor Memory Type 800 and 667 MHz DDR2 unbuffered SDRAM SLI memory Memory connectors four Memory capacities 512 MB 1 GB or 2 GB non ECC Minimum memory 1GB Maximum memory 8 GB NOTE See Addressing Memory Configurations to verify the amount of memory available to the operating system Computer Information Chipset NVIDIA nForce 680i SLI Northbridge C55XE Southbridge MCP55PXE BIOS chip WRAY NIC integrated network interface capable of 10 100 1000 communication http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation type Hoa 7 1 channel Bus type PCI Express x1 and x16 PCI 32 bit Connector data width 32 bits maximum PCI Express SLOT1 NOTE If a graphics card is installed in each of the PCI Express x16 card slots in the dual graphics configuration t
12. ache D and whether the processor is multiple core capable supports Hyper Threading and supports 64 bit technology dentifies the memory type speed and channel mode dual or single by DIMM slot location ndicates the expansion card type by slot location Displays current date and time settings The computer attempts to boot from the sequence of devices specified in this list NOTE If you insert a boot device and restart the computer this option appears in the system setup menu To boot from a USB memory device for example select the USB device and move it so that it becomes the first device in the boot sequence Enables and disables the floppy drive attached to the DSKT connector on the system board and sets read permissions for the drive Off All floppy drives are disabled USB USB floppy drives are enabled Internal The integrated floppy drive is enabled Read Only The integrated floppy drive is enabled with read only access NOTE Operating systems with USB support will recognize USB floppy drives regardless of this setting Enables or disables drives attached to the SATA connectors on the system board e Off A device attached to the interface is not usable e On A device attached to the interface is usable RAID On A device attached to the interface is configured for RAID see About Your RAID Configuration Enables or disables drives attached to the ATA conne
13. are for use within the country for which they are listed NOTE In certain countries support specific to Dell XPS computers is available at a separate telephone number listed for participating countries If you do not see a telephone number listed that is specific for XPS computers you may contact Dell through the support number listed and your call will be routed appropriately e For support by phone use the phone numbers and codes provided in the following table If you need assistance in determining which codes to use contact a local or an international operator NOTE The contact information provided was deemed correct at the time that this document went to print and is subject to change Country City International Access Code Country Code City Code Antigua and Barbuda Aomen Country Code 853 Argentina Buenos Aires International Access Code 00 Country Code 54 City Code 11 Australia Sydney http support euro dell com support edocs systems 720H2C en OM appendix htm Area Codes Local Numbers and Toll Free Numbers Web and E mail Address Online Support www dell com ai E mail Address la techsupport dell com Leia Support Customer Service toll free 800 335 0031 www dell com ag Service Type Online Support la techsupport dell com Technical Support Customer Service 1 800 805 5924 Sales E mail for Desktops and Portables la techsupport dell com E mail for Servers and EMC
14. ater Do not soak the cloth or let water drip inside your computer or keyboard Mouse If your screen cursor skips or moves abnormally clean the mouse To clean a non optical mouse 1 Turn the retainer ring on the underside of your mouse counterclockwise and then remove the ball 2 Wipe the ball with a clean lint free cloth http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Page 12 of 24 3 Blow carefully into the ball cage to dislodge dust and lint 4 If the rollers inside the ball cage are dirty clean the rollers with a cotton swab moistened lightly with isopropyl alcohol 5 Recenter the rollers in their channels if they are misaligned Ensure that fluff from the swab is not left on the rollers 6 Replace the ball and retainer ring and turn the retainer ring clockwise until it clicks into place Floppy Drive NOTICE Do not attempt to clean drive heads with a swab The heads may become misaligned and prevent the drive from operating Clean your floppy drive using a commercially 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 Never touch the lens in the drive If you notice problems such as skipping with the playback quality of
15. blem Hard drive access light Network activity light front panel solid green indicates network connection Link integrity light on integrated green light A good connection exists network adapter between a 10 Mbps network and the computer orange light A good connection exists between a 100 Mbps network and the computer yellow light A good connection exists between a 1 GB 1000 Mbps network and the computer off no light The computer is not detecting a physical connection to the network Activity light on integrated network yellow blinking light when there is adapter activity on the network if there is not any network activity the light will be off Diagnostic lights four lights on the front panel see Diagnostic Lights Standby power light AUXPWR on the system board Front panel LEDs eight multi colored LEDs provide illumination for the front of the computer NOTE The color of the front panel LEDs can be adjusted in system setup see System Setup Back panel LEDs two multi colored lights provide illumination for the I O panel on the back of the computer NOTE The color of the back panel LEDs can be adjusted in system setup see System Setup DC power supply CAUTION To reduce the risk of fire electric shock or injury do not overload an electrical outlet power strip or convenience receptacle The total ampere rating of all products plugged into an electrical outlet power strip
16. ctors on the system board and lists the controller details e Off A device attached to the interface is not usable e On A device attached to the interface is usable Determines whether hard drive errors for internal drives are reported during system startup e Off Errors are not reported e On Errors are reported Enables or disables the integrated network interface controller NIC e Off The integrated NIC is disabled Page 5 of 24 6 07 2007 Documentation Integrated Audio On default USB Controller On default 1394 Controller On default PS 2 Mouse Port On default e On The integrated NIC is enabled e On w PXE The integrated NIC is on with PXE enabled NOTE PXE is required only if you are booting to an operating system located on another computer If a boot routine is not available from the remote system the computer attempts to boot from the next device listed in the boot sequence Enables or disables the onboard audio controller e Off Integrated audio is disabled e On Integrated audio is enabled Enables or disables the internal USB controller e Off The USB controller is disabled e On The USB controller is enabled No Boot The USB controller is enabled however the BIOS will not recognize USB storage devices NOTE Operating systems with USB support will recognize USB storage devices regardless of the No B
17. de or turned off e Off Add more functionality e On Conserve more power Specifies the power management suspend mode e S1 The computer resumes more quickly from sleep mode e S3 The computer conserves more power when not in use system memory remains active Displays the system service tag Controls the SERR message mechanism Some graphics cards require that the SERR Message mechanism be disabled e Off Do not use the SERR message mechanism e On Use the SERR message mechanism This setting restores the computer s factory installed default settings e Cancel Do not restore factory installed default settings e Continue Restore factory installed default settings Displays the system event log e Mark all entries Mark all event log entries as read R e Clear log Clear all event log entries NOTE Once an event log entry is marked as read R that entry cannot Page 8 of 24 6 07 2007 Documentation Page 9 of 24 be marked as unread U POST Behavior Fastboot Enables or disables the option to speed up the boot process by skipping some On default compatibility tests e Off Do not skip any steps in the boot process e On Boot quickly Numlock Key Enables or disables the numerical and mathematical features of the rightmost On default bank of keys on the keyboard e Off Right keypad keys function as arrows e On Right
18. ds Amsterdam International Access Code 00 Country Code 31 City Code 20 New Zealand International Access Code 00 Country Code 64 Nicaragua Norway Lysaker International Access Code 00 Country Code 47 Panama Poland Warsaw International Access Code 011 Country Code 48 City Code 22 Portugal Sales or 001 800 888 3355 001 877 384 8979 Customer Service Online Support Technical Support Customer Service Sales Online Support la techsupport dell com Technical Support Customer Service 001 800 882 1519 Sales Technical Support for XPS computers only support ap dell com or 001 877 269 3383 50 81 8800 or 001 800 888 3355 or 001 866 851 1754 la techsupport dell com toll free 1 866 278 6822 Online Support support ap dell com contactus Technical Support for XPS computers only toll free 0800 335 540 Technical Support Customer Service 0800 441 567 Sales www dell com ni Online Support la techsupport dell com Technical Support Customer Service 001 800 220 1377 Sales www dell com pa Online Support la techsupport dell com Technical Support Customer Service 011 800 507 1264 Sales www dell com pe Online Support la techsupport dell com Technical Support Customer Service 0800 50 669 Sales support euro dell com Online Support pl_support_tech dell com http support euro dell com support edocs systems 720H2C en OM appendi
19. e Sales toll free 1 800 394 7419 support euro dell com Online Support Slovakia Prague czech_dell dell com Technical Support 02 5441 5727 International Access Country Code 421 Switchboard Sales 02 5441 7585 South Africa support euro dell com Johannesburg Online Support dell_za_support dell com International Access Gold Queue 011 709 7713 Code Technical Support 011 709 7710 Ciy goden ia Switchboard 011 709 7700 Southeast Asian and Technical Support Customer Service and 604 633 4810 Pacific Countries Sales Penang Malaysia Online Support support euro dell com Technical Support 902 100 130 International Access Code 00 Switchboard 902 118 541 Country Code 34 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation City Code 91 Sweden Upplands Vasby International Access Code 00 Country Code 46 City Code 8 Switzerland Geneva International Access Code 00 Country Code 41 City Code 22 Taiwan International Access Code 002 Country Code 886 Thailand International Access Code 001 Country Code 66 Trinidad Tobago Turks and Caicos Islands Corporate Employee Purchase Program EPP 020 140 14 44 Support Technical Support Fax 08 590 05 594 support euro dell com Technical Support Online Support Tech_support_central_Europe dell com Technical Support for XPS computers only 0848 338 857 Tech
20. he PCI Express x1 card slot is not accessible for use Connector data width 1 PCI Express lane maximum fessor id SSCS Connector data width 8 PCI Express lanes maximum fibers corso isd Connector data width 16 PCI Express lanes maximum Bus throughput x16 slot bidirectional speed 40 Gbps Available devices Serial ATA drive floppy drive memory devices Blu ray Disc drive DVD drive DVD RW drive CD RW DVD combo drive and media card reader Externally accessible two 3 5 inch drive bays four 5 25 inch drive bays Internally accessible four 3 5 inch drive bays for hard drives Connectors External connectors IEEE 1394 front and back panel 6 pin serial connectors Network adapter RJ45 connector PS 2 keyboard and mouse two 6 pin mini DIN two front panel six back panel and two internal USB 2 0 compliant connectors one 40 pin connector DOO o ee Sn connectors PCI Express x1 36 pin connector PCI Express x16 SLOT7 card 164 pin connector length up to 17 8 cm 7 inches only PCI Express x16 three 164 pin connectors http support euro dell com support edocs systems 720H2C en OM appendix htm Page 2 of 24 6 07 2007 Documentation Page 3 of 24 Controls and Lights Power light green light Blinking green in sleep state solid green for power on state amber light Blinking amber indicates a problem with an installed device solid amber indicates an internal power pro
21. in performance applications that you have installed Page 6 of 24 6 07 2007 Documentation SpeedStep Off default Virtualization Off default HDD Acoustic Mode Bypass default Security Admin Password Not Set default System Password Not Set default Password Changes Unlocked default Execute Disable On default http support euro dell com support edocs systems 720H2C en OM appendix htm For systems with Intel Extreme processors the following fields are adjustable through the BIOS e Processor Clock Speed Adjusts the multiplier of the processor For processors that cannot be overclocked this field reports the current settings and cannot be changed e Performance Application Support Enables software applications to display and modify key system parameters to tune system performance These applications are not installed or supported by Dell The default is Off NOTE To enable overclocking of other system components you first need to enable the Performance Application Support option in BIOS and then download an application like NVIDIA nTune version 5 0 or higher NOTE Pressing lt Alt gt lt F gt returns your system to the factory defaults including RAID settings Specifies whether Enhanced Intel SpeedStep technology is enabled for all supported processors in the system e Off Disable Enhanced SpeedStep technology e On Enable Enhanced SpeedStep technol
22. keypad keys function as numbers POST Hotkeys Specifies the function keys to display on the screen when the computer starts Setup amp Boot Menu default Setup amp Boot Menu Display both messages F2 Setup and F12 Boot Menu Setup Display the setup message only F2 Setup Boot Menu Display the Quickboot message only F12 Boot Menu None Neither message is displayed Keyboard Errors Enables or disables keyboard error reporting when the computer starts Report default e Report Display any keyboard errors e Do not report Do not display any keyboard errors Boot Sequence This feature allows you to change the boot sequence for the bootable devices installed on your computer Option Settings e Diskette Drive The computer attempts to boot from the floppy drive If the floppy disk in the drive is not bootable if no floppy disk is in the drive or if there is no floppy drive installed in the computer the computer attempts to boot from the next bootable device in the boot sequence e Hard Drive The computer attempts to boot from the primary hard drive If no operating system is on the drive the computer attempts to boot from the next bootable device in the boot sequence e CD Drive The computer attempts to boot from the CD drive If no CD is in the drive or if the CD has no operating system the computer attempts to boot from the next bootable device in the boot sequence e USB F
23. lash Device Insert the memory device into a USB port and restart the computer 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 flash option to the boot menu K NOTE To boot to a USB device the device must be bootable To make sure that your device is bootable check the device documentation K NOTE An error message is generated only after the computer attempts to boot from every device in the boot sequence and no operating system is found Changing Boot Sequence for the Current Boot You can use this feature for example to tell the computer to boot from the CD drive so that you can run the Dell Diagnostics on the Drivers and Utilities media but you want the computer to boot from the hard drive when the diagnostic tests are complete You can also use this feature to restart your computer to a USB device such as a floppy drive memory key or CD RW drive NOTE If you are booting to a USB floppy drive you must first set the floppy drive to OFF in system setup see System Setup 1 Ifyou are booting to a USB device connect the USB device to a USB connector see Back View 2 Turn on or restart your computer 3 When the DELL logo appears press lt F12 gt immediately NOTE Keyboard failure may result when a key on the keyboard is held down for extended periods of time To avoid possible keyboard failure press and release lt F12 gt in eve
24. mation Guide NOTICE This process erases both the system and setup passwords 1 Follow the procedures in Before You Begin 2 Remove the computer cover see Removing the Computer Cover se 3 Locate the 2 pin password jumper PASSWORD on the system board see System Board Components then remove the jumper plug and set the plug aside 4 Close the computer cover 5 Connect your keyboard and mouse then connect your computer and monitor to electrical outlets and turn them on 6 After the Microsoft Windows desktop appears on your computer turn the computer off a Save and close all open files and exit all open programs b Shut down the operating system o In Windows XP click Start Turn Off Computer Turn off o In Windows Vista click Start click the arrow in the lower right corner of the Start menu as shown below and then click Shut Down 6 a The computer turns off after the operating system shutdown process is complete K NOTE Ensure that the computer is off and not in a power management mode If you cannot shut down the computer using the operating system press and hold the power button for 4 seconds 7 Disconnect the keyboard and mouse then disconnect the computer and monitor from their electrical outlets 8 Press the power button on the computer to ground the system board 9 Open the computer cover see Removing the Computer Cover http support euro dell com sup
25. n intervals until the Boot Device Menu appears If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Page 10 of 24 desktop then shut down your computer and try again 4 At the Boot Device Menu use the up and down arrow keys or press the appropriate number on the keyboard to highlight the device that is to be used for the current boot only and then press lt Enter gt For example if you are booting to a USB memory key highlight USB Flash Device and press lt Enter gt K NOTE To boot to a USB device the device must be bootable To make sure that your device is bootable check the device documentation Changing Boot Sequence for Future Boots 1 Enter system setup see Entering System Setup 2 Use the arrow keys to highlight the Boot Sequence menu option and 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 move through the list of devices 4 Press the spacebar to enable or disable a device enabled devices have a checkmark 5 Press plus or minus to move a selected device up or down the list Clearing Forgotten Passwords A CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Infor
26. nce NOTICE Do not change the settings in system setup unless you are an expert computer user Certain changes can cause your computer to work incorrectly Entering System Setup 1 Turn on or restart your computer 2 When the DELL logo appears press lt F2 gt immediately K NOTE Keyboard failure may result when a key on the keyboard is held down for extended periods of time To avoid possible keyboard failure press and release lt F2 gt in even intervals until the system setup screen appears 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 System Setup Screens The system setup screen displays current or changeable configuration information for your computer Information on the screen is divided into three areas the options list the active options field and key functions Options List This field appears on the left side of the system setup window The field is a scrollable list containing features that define the configuration of your computer including installed hardware power conservation and security features Scroll up and down the list with the up and down arrow keys As an option is highlighted the Options Field displays more information about that option and the option s current and available settings System Setup Options http support euro dell com support edocs systems
27. nical Support Home and Small 0844 811 411 Business Technical Support Corporate 0844 822 844 Customer Service Home and Small 0848 802 202 Business support ap dell com Online Support Technical Support XPS computers only Technical Support OptiPlex Latitude support dell com cn email free 0080 186 3085 free 0080 186 1011 Inspiron Dimension and Electronics and Accessories Technical Support Servers and Storage toll free 0080 160 1256 i toll free 0080 160 1250 Customer Service a option 5 Corporate Sales toll free 0080 165 1227 Online Support support ap dell com Technical Support OptiPlex Latitude and Dell Precision toll free 1800 0060 07 Technical Support PowerApp PowerEdge PowerConnect and PowerVault A toll free 1800 006 007 Customer Service A option 7 Corporate Sales toll free 1800 006 009 Transaction Sales toll free 1800 006 006 www dell com tt free 1800 0600 09 Online Support la techsupport dell com Technical Support Customer Service toll free 1 888 799 5908 Sales www dell com tc Online Support la techsupport dell com Teennical Support Customer Service toll free 1 877 441 4735 support euro dell com Online Support dell_direct_support dell com Customer Service Online support euro dell com uk en ECare form home asp Home and Small Business Sales 0870 907 4000 Corporate Public Sector Sales 01344 860 456 http support eu
28. ode 358 Switchboard 0207 533 533 City Code 9 Sales under 500 employees 0207 533 540 Sales over 500 employees 0207 533 533 Online Support support euro dell com Technical Support for XPS computers only 0825 387 129 Technical Support 0825 387 270 France Paris r Montpellier Switchboard 0825 004 700 Switchboard calls from outside of International Access a ss a 40 a Code 00 City Codes 1 4 Fax calls from outside of France 04 99 75 40 01 C Technical Support 0825 004 719 Switchboard 01 55 94 71 00 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Sales 01 55 94 71 00 0155947101 Online Support support euro dell com tech_support_central_europe dell com Germany Frankfurt Technical Support for XPS computers only 069 9792 7222 International Access Technical Support 069 9792 7200 Code 00 Home Small Business Customer Service 0180 5 224400 Country Code 49 Global Segment Customer Service 069 9792 7320 Preferred Accounts Customer Service 069 9792 7320 City code 69 Large Accounts Customer Service 069 9792 7320 Public Accounts Customer Service 069 9792 7320 Switchboard 069 9792 7000 Online Support support euro dell com Technical Support 00800 44 14 95 18 Greece Gold Service Technical Support 00800 44 14 00 83 Codes o0 Switchboard 208129820 Code 00 Switchboard 2108129810 Gold Service Switchboard 2108129811 Country Code 30 Online Support Grenada
29. ogy Specifies whether a virtual machine monitor VMM can utilize the additional hardware capabilities provided by Intel Virtualization Technology e Off Disable Virtualization Technology e On Enable Virtualization Technology Determines the acoustic mode at which the hard drive operates Bypass Do nothing needed for older drives Quiet The hard drive operates at a slower but quieter speed Suggested Allow the hard drive manufacturer to select the mode Performance The hard drive operates at a faster but possibly noisier speed NOTE Switching to performance mode may cause an increase in noise produced by the drive but does not affect the drive s performance NOTE Changing the acoustics setting does not alter your hard drive image Used to prohibit an unauthorized user from changing any configuration settings in the system setup Used to prohibit an unauthorized user from booting to the operating system This option locks the system password field with the administrator admin password NOTE When the system password field is locked you can no longer disable password security by pressing lt Ctri gt lt Enter gt when the computer starts Enables or disables Execute Disable Memory Protection technology e Off Execute Disable Memory Page 7 of 24 6 07 2007 Documentation Power Management AC Recovery Off default Auto Power On Off default Auto Po
30. ons However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on you are encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and the receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio television technician for help http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation FCC Identification Information The following information is provided on the device or devices covered in this document in compliance with FCC regulations e Product name Dell XPS 720 e Model number DCDO Company name Dell Inc One Dell Way Round Rock Texas 78682 USA 512 338 4400 Contacting Dell You can contact Dell through the Internet and by phone e For support through the web go to support dell com e For worldwide support through the web use the Choose A Country Region menu near the bottom of the Page or see the web addresses listed in the following table e For support by e mail see the e mail addresses listed in the following table K E4 NOTE Toll free numbers
31. oot setting Enables or disables the integrated IEEE 1394 controller e Off The 1394 controller is disabled e On The 1394 controller is enabled Enables or disables the onboard PS 2 compatible mouse controller e Off The PS 2 legacy mouse port is disabled e On The PS 2 legacy mouse port is enabled LED Control Front Upper LED Front Lower LED Rear Panel LED LED Intensity Performance Multiple CPU Core On default Advanced http support euro dell com support edocs systems 720H2C en OM appendix htm Adjusts the color of the upper front panel LEDs see Front and Back View of the Computer Adjusts the color of the lower front panel LEDs see Front and Back View of the Computer Adjusts the color of the rear panel LEDs see Front and Back View of the Computer Adjusts the intensity for the color of the upper and lower front panel LEDs and the rear panel LEDs Specifies whether the processor has more than one core enabled e Off Multiple CPU core technology is disabled e On Multiple CPU core technology is enabled NOTE The performance of some applications may improve with an additional core enabled Displays processor type and current BIOS settings for processor clock speed processor multiplier front side bus FSB clock and CPU core voltage These settings may have been set by performance tuning applications or may change depending on settings
32. orate Accounts Spare Parts toll free 800 858 2621 www dell com co Online Suppor la techsupport dell com Technical Support Customer Service 01 800 915 4755 Sales www dell com cr Online Support la techsupport dell com Technical Support Customer Service Page 15 of 24 6 07 2007 Documentation Page 16 of 24 Sales 0800 012 0231 support euro dell com F Online Support Czech Republic czech_dell dell com Prague Technical Support 22537 2727 International Access Customer Service 22537 2707 Code 00 Fax 22537 2714 Country Code 420 Technical Fax 22537 2728 Switchboa 22537 2711 fsutenoowra sa coneton www dell com dm Online Support la techsupport dell com cae Support Customer Service toll free 1 866 278 6821 www dell com do Online Support Dominican Republic la techsupport dell com Technical Support Customer Service 1 800 156 1588 Sales www dell com ec Online Support la techsupport dell com Technical Support Customer service toll free 999 119 877 655 3355 Sales calling from Quito Technical Supports Customer Service toll free 1800 999 119 877 655 3355 Sales calling from Guayaquil www dell com sv Online Support El Salvador la techsupport dell com Technical Support Customer Service 800 6132 Sales support euro dell com Online Support Finland Helsinki fi_support dell com Technical Support 0207 533 555 International Access Country C
33. password jumper pins in order to enable the password feature 5 Remove the jumper plug from the CMOS jumper pins and then reinstall the plug on the password jumper pins to enable the password feature 6 Close 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 7 Connect your computer and devices to electrical outlets and then turn them on Cleaning Your Computer CAUTION 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 e Use a vacuum cleaner with a brush attachment to gently remove dust from the slots and holes on your computer and from between the keys on the keyboard NOTICE Do not wipe the display screen with any soap or alcohol solution Doing so may damage the antiglare coating e To clean your monitor screen lightly dampen a soft clean cloth with water If possible use a special screen cleaning tissue or solution suitable for the monitor s antistatic coating e Wipe the keyboard computer and plastic part of the monitor with a soft cleaning cloth moistened with w
34. port edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Page 11 of 24 NOTICE The password jumper plug must be reinstalled on the password jumper pins in order to enable the password feature 10 Locate the 2 pin password jumper on the system board see System Board Components and then reinstall the jumper plug to enable the password feature 11 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 12 Connect your computer and devices to electrical outlets and then turn them on K NOTE In system setup see Entering System Setup both system and administrator password options appear as Not Set The password feature is enabled but a password is not assigned Clearing CMOS Settings CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide K NOTE This procedure does not clear or reset system and setup passwords 1 Follow the procedures in Before You Begin 2 Remove the computer cover see Removing the Computer Cover 3 Locate the password PASSWORD and CMOS RTCRST jumpers on the system board see System Board Components 4 Remove the password jumper plug then place the plug on the CMOS jumper pins and wait approximately 5 seconds NOTICE The password jumper plug must be reinstalled on the
35. ro dell com support edocs systems 720H2C en OM appendix htm Page 22 of 24 6 07 2007 Documentation U K Bracknell International Access Code 00 Country Code 44 City Code 1344 Uruguay U S A Austin Texas International Access Code 011 Country Code 1 U S Virgin Islands Venezuela http support euro dell com support edocs systems 720H2C en OM appendix htm Customer Service Home and Small Business 0870 906 0010 Preferred Accounts 500 5000 0870 906 0010 employees Global Accounts 01344 373 186 Central Government 01344 373 193 Local Government amp Education 01344 373 199 Health 01344 373 194 XPS Computers Only 0870 366 4180 Corporate Preferred Accounts PCA 1000 employees 0870 908 0200 Other Dell Products 0870 353 0800 Home and Small Business Fax 0870 907 4006 www dell com uy Online Support la techsupport dell com Technical Support Customer Service toll free 000 413 598 2521 Sales S x toll free 1 877 DELLTTY Dell Services for the Deaf Hard of Hearing or Speech Impaired 1 877 335 5889 Fei 900 727 520 bes 800 299 8508 Printers Projectors PDAs and MP3 toll free 1 877 459 7298 Players sas E www dell com vi Online Support la techsupport dell com alle Support Customer Service toll free 1 877 702 4360 www dell com ve Online Support la techsupport dell com Technical Support Customer Service Page 23 of 24 6 07 2007 Documentation
36. s Country Code 82 toll free 080 200 3600 2194 6202 Sales City Code 2 ax Switchboard 2194 6000 Customer Technical Support Austin Texas U S A 512 728 4093 Customer Service Austin Texas U S A 512 728 3619 Fax Technical Support and Customer Latin America Service Austin Texas U S A 512 728 3883 Sales Austin Texas U S A 512 728 4397 512 728 4600 Sales Fax Austin Texas U S A or 512 728 3772 Online Support support euro dell com Luxembourg Support 342 08 08 075 32 0 2 713 15 96 26 25 77 81 International Access Home Small Business Sales Code 00 Corporate Sales Fa 26 25 77 82 x Online Support support ap dell com Technical Support XPS computers only toll free 1 800 885 784 P Technical Support Dell Precision Malaysia Penang OptiPlex and Latitude toll free 1 800 880 193 International Access Technical Support Dimension Inspiron toll free 1 800 881 306 Code 00 and Electronics and Accessories Technical Support PowerApp Country Code 60 PowerEdge PowerConnect and l free 1800 881 386 PowerVault Corporate Sales toll free 1 800 888 213 www dell com mx Online Support la techsupport dell com Technical Support 001 866 563 4425 50 81 8800 http support euro dell com support edocs systems 720H2C en OM appendix htm 6 07 2007 Documentation Mexico International Access Code 00 Country Code 52 Netherlands Antilles Netherlan
37. uld void your authority to operate this equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that may cause undesired operation Class A This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the manufacturer s instruction manual may cause harmful interference with radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case you will be required to correct the interference at your own expense Class B This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the manufacturer s instruction manual may cause interference with radio communicati
38. wer Time Low Power Mode Off default Suspend Mode S3 default Maintenance Service Tag SERR Message On default Load Defaults Event Log http support euro dell com support edocs systems 720H2C en OM appendix htm Protection technology is disabled e On Execute Disable Memory Protection technology is enabled Specifies how the computer will behave when AC power is restored after an AC power loss e Off The system stays off after AC power is restored e On The system powers on after AC power is restored e Last The system returns to the previous state after AC power is restored Disables or selects when to automatically turn on the computer e Off Do not use the Auto Power Time e Everyday Turn the computer on every day at the time set in Auto Power Time Weekdays Turn the computer on Monday through Friday at the time set in Auto Power Time NOTE This feature does not work if you turn off your computer using a power strip or surge protector Specifies the time to automatically turn on the computer Change the time to automatically turn on the computer by pressing the up or down arrow key to increase or decrease the numbers or type the numbers in the appropriate time field NOTE This feature does not work if you turn off your computer using a power strip or surge protector Specifies how aggressive the system is at conserving power while in hibernate mo
39. x htm Page 20 of 24 6 07 2007 Documentation Page 21 of 24 International Access Customer Service 800 300 413 Code 00 Sales 800 300 410 or 800 300 411 or 800 300 412 or 21 422 07 10 Country Code 351 www dell com pr Online Support la techsupport dell com Puerto Rico toll free 1 866 390 4695 Technical Support or 1 866 851 1760 Customer Service and Sales 1 877 537 3355 www dell com kn Online Support St Kitts and Nevis la techsupport dell com Technical Support Customer Service toll free 1 866 540 3355 Sales www dell com Ic Online Support St Lucia la techsupport dell com Technical Support Customer Service toll free 1 866 464 4352 Sales j www dell com vc p Online Support St Vincent and the la techsupport dell com Grenadines Lernnical Support Customer Service toll free 1 866 464 4353 NOTE The phone numbers in this section should be called from within Singapore or Malaysia only Online Support support ap dell com Technical Support XPS computers only toll free 1800 394 7464 Singapore Singapore Technical Support Dimension Inspiron and Electronics and Accessories toll free 1 800 394 7430 International Access R 3 Code 005 Technical Support OptiPlex Latitude toll free 1 800 394 7488 and Dell Precision Country Code 65 Technical Support PowerApp PowerEdge PowerConnect and toll free 1 800 394 7478 PowerVault Transaction Sales toll free 1 800 394 7412 Corporat
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