DELL Inspiron 2350
Contents
1. 32 A AA ot erat Ate a a ae Sear et ed 52 ROSTEQuUISITOS ecos seo ey Rh eye rd iy hain 52 Removing the Heat Sink 33 PrerequisIileSo dio rd he A ac 53 PIOCCOULCS corr See Seto eS ae ew ee amp Go ALE ld 53 Replacing the Heat Sink 34 PIOCCOUlG n cega Ss bene We ao 54 POS tFEQUISITGS w as ou gdm ww awed oe bee de 54 Contents Removing the Wireless Mini Card 35 Prerequisites 0 o oo 55 PROCCOUNG bos ta is a a E PRS 55 Replacing the Wireless Mini Card 36 ROCES su dto sr did he we rd do a 56 Postrequisites 2 o o lt 56 Removing the Processor 3 7 Prerequisites 4 4 4 464 054 245 2840 dl dada 2 AS 57 POC SOM CY AAA A O EEN 37 Replacing the Processor 38 POCE CULE ir d ie sia de 38 POSURCGUISIROS gt ou pa a ed cds 59 Removing the System Board 40 Prerequisites 0 40 cs A a6 tar OP ere Soe ee eee eer ee 41 Replacing the System Board 42 POS A does apace E Mee es eh aes 42 POSTEeQUISITOS esa o a de aod amp ee e ged 42 Entering the Service lag inthe BIOS 42 Removing the Back Cover 43 Prerequisites lt lt a4 2 aoudticaee henge kee 28S ee ee AS PEO COOP e por ivan GUL AC eves ed rr ob da ita es 43 Replacing the Back Cover 44 AS AAA Bode sate aa WN eRe ear oie Se a2. 59 PROCCOUIG cia bene We eee etek fate a PS 59 POSUFEQUISITGS vn ea gz dm ai eG ee E 59 Contents Removing the Display Panel 60 Prerequisites 0 oo 60 PrROCOQUIS bis aa a oe een Ss WH SHES E 60 Replacing the Display Panel 62 PrOCOQUIS necio il y ai ok WER ate we o dd E 62 Postrequisites 2 o o lt 62 System Setup o o o e 63 Entering System Setup lt o lt 63 System Setup Screens aaao a ee 64 System Setup Options 0 00000 eae 64 Clearing Forgotten Passwords 70 Clearing CMOS SettingS lt lt 70 Display Settings Controls 71 Flashing the BIOS 73 Contents Contents Before You Begin AN CAUTION To avoid losing data save and close all open files and exit all 1 open programs before you turn off your computer Save and close all open files and exit all open programs Move your mouse pointer to the upper right or lower right corner of the screen to open the Charms sidebar and then click Settings Power Shut down K NOTE If you are using a different operating system see the documentation of your operating system for shut down instructions Disconnect your computer and all attached devices from their electrical outlets Disconnect all telephone cables network cables and attached d
3. AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw hole on the USB board with the screw hole on the computer base 2 Replace the screw that secures the USB board to the computer base 3 Connect the USB board cable to the connector on the USB board 4 Follow step 5 to step 8 in Replacing the Hard Drive on page 25 Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 Replacing the USB board 27 Removing the Speakers AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedu
4. board cables from the converter board 2 Remove the screws that secure the converter board to the display bracket 3 Lift the converter board away off the display assembly 1 screws 2 2 converter board cables 2 5 converter board Removing the Converter Board 45 Replacing the Converter Board AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the converter board with the screw holes on the display bracket 2 Replace the screws that secure the converter board to the display bracket 3 Connect the converter board cables to the converter board Postrequisites 1 Replace the back cover See Replacing the Back Cover on page 44 2 Replace the computer base See Replacing the Computer Base on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 46 Replacing the Converter Board Removing the Camera AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions
5. in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 Procedure 1 Remove the screws that secure the camera assembly to the display bezel 2 Carefully lift the camera assembly and turn it over 3 Disconnect the camera cable from the camera assembly 4 Remove the screw that secures the camera to the camera bracket 5 Slide and remove the camera from the camera bracket 1 screws 2 2 camera bracket screw a camera 4 camera cable Removing the Camera 47 Replacing the Camera AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Slide the camera into the camera bracket and align the screw hole on the camera with the screw hole on the camera bracket 2 Replace the screw that secures the camera to the camera bracket 3 Connect the camera cable t
6. mini card to the system board 4 Connect the antenna cables to the wireless mini card The following table provides the antenna cable color scheme for the wireless mini card supported by your computer Connectors on the wireless card Antenna cable color Main white triangle White Auxiliary black triangle Black Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 36 Replacing the Wireless Mini Card Removing the Processor AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance IN CAUTION Processors are fragile Handle the processor only by the edges and do not touch the metal pins Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the heat sink See Removing the Heat Sink on page 33 Procedure 1 Using a Torx T8 screwdriver loosen the ZIF socket cam screw 2 Liftthe processor off the ZIF socket Li 1 Torx T8 screwdriver 2 processor Z F socket 4 cam screw R
7. panel brackets 2 Removing the Display Panel 61 Replacing the Display Panel AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the display panel brackets with the screw holes on the display panel 2 Replace the screws that secure the display panel brackets to the display panel 3 Align the screw holes on the display panel with the screw holes on the display bezel and place the display panel on the display bezel K NOTE Make sure that no cables are under the display panel 4 Slide the flex cables into the connectors on the display panel and press down on the connector latches to secure the cables 5 Replace the screws that secure the display panel to the display bezel 6 Replace the screws that secure the display bracket to the display bezel Postrequisites 1 Replace the stand assembly See Replacing the Stand Assembly on page 59 2 Replace the back cover See Replacing the Back Cover on page 44 3 Replace the computer base See Replacing the Computer Base on page 20 4 Replace the base cover See Replacing the Base Cover on page 17 62
8. 20 2 Replace the base cover See Replacing the Back Cover on page 44 32 Replacing the Fan Removing the Heat Sink AN WARNING Before working inside your computer read the safety information A A that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING The heat sink may become hot during normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION To ensure maximum cooling for the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure 1 In sequential order indicated on the heat sink loosen the captive screws that secure the heat sink to the system board K NOTE The heat sink may look different on your computer depending on the configuration you ordered 2 Lift the heat sink off the system board Jl system board 2 Captive screws 8 5 heat sink Removing the Heat Sink 33 Replacing the Heat Sink AN WARNING Before working inside your computer read the safet
9. Computer Base 18 PrereQquisSItes aca a Ue aerate dp hear dace toee ef 18 PrOCEOUTO Ven nee palate cat fe esas Heke de ese le de ee Ge ts 18 Replacing the Computer Base 20 POCSQURS e ienaa a acia ata 20 ROSTeQquiSites p idad do 20 Removing the Coin Cell Battery 21 Prerequisites o oo o 21 PROCOQUIS 3 bs aos a e be BH SHES SS 2 21 Replacing the Coin Cell Battery 22 POCOS cas ad aoe aed al eke de credo aa ee a a 22 Postrequisites 0 oo 22 Contents Removing the Hard Drive 23 Prerequisites o es 25 PROCCOUNG she wee oes Seid Moe Sen Ss WH SHES ES 25 Replacing the Hard Drive 25 Fe OS SUNS aati ke rhe E 25 Postrequisites 2 o a 25 Removing the USB Board 26 PESreQqUIsSIteS api od 2440 dl Gee 2 oS 26 PPOSSQUTS Su aa ona D E es ER N 26 Replacing the USB board 27 Proced ra id dE e 27 POSTEQuISITOS pos che hee ae hy ae cds 2 Removing the Speakers 28 Prerequisites ooa oo 28 e ne iris Otis be eet hh eas Be ele Sees te 28 Replacing the Speakers 29 PROC SOUS ieia a eb A el cado d 29 POStKEGUISILGS Youth diane Ba ee ii Joa ae 29 Removing the Fan 30 Prerequisites kito a a Ee a ee 50 PrOCCOUe das crap aria 50 Replacing the Fan
10. Inspiron 23 Owner s Manual Computer model Inspiron 2350 Regulatory model WO7C Regulatory type WO7C002 Notes Cautions and Warnings K NOTE A NOTE indicates important information that helps you make better use of your computer NM CAUTION A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed A N WARNING A WARNING indicates a potential for property damage personal injury or death 2013 Dell Inc Trademarks used in this text Dell the DELL logo and Inspiron are trademarks of Dell Inc Microsoft and Windows are registered trademarks of Microsoft corporation in the United States and or other countries Bluetooth is a ered trademark owned by Bluetooth SIG Inc and is used by Dell under license Intel and Intel SpeedStep are registered trademarks of Intel Corporation in the U S and other countries 2013 08 Rev A00 Contents Before You BegiN o 9 Safety INStrUCHONS lt isis taa ed 10 Recommended fools nado o e Hee A 10 After Working Inside Your Computer 11 Removing the Memory Module s 12 PrOCCOUIE uri Yb dd eek Ee cS 12 Replacing the Memory Module s 14 PROCSCOURC sE o x nse eens Bee Ge EE a a EG 14 Removing the Base Cover 15 ROCES eibar dado amp 15 Replacing the Base Cover 17 PEOCOUUTS poe rosa do od a batido de de 17 Removing the
11. Processor on page 37 Removing the System Board Procedure 1 Disconnect the fan cable from the system board Disconnect the USB board cable from the system board Remove the screws that secure the system board to the computer base Lift the system board off the computer base hb Nu N 1 system board 2 screws 7 3 fan cable 4 USB board cable Removing the System Board 41 Replacing the System Board AN WARNING Before working inside your computer read the safety information K that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance NOTE Your computer s Service Tag is stored in the system board You must enter the Service Tag in the system setup after you replace the system board Procedure 1 A u Align the screw holes on the system board with the screw holes on the computer base Replace the screws that secure the system board to the computer base Connect the USB board cable to the system board Connect the fan cable to the system board Postrequisites 1 AON AW BW DN Replace the processor Replacing the Processor on page 38 Replace the heat sink See Replacing the Heat Sink on page 34 Replace the coin cell battery See Replaci
12. Replacing the Display Panel System Setup Use the system setup to utility to Get information about the hardware installed on your computer such as the amount of RAM the size of the hard drive and so on Change the system configuration information Set or change a user selectable option such as the user password type of hard drive installed enabling or disabling base devices and so on CAUTION Changing the settings in System Setup may result in incorrect configuration that can cause your computer to work incorrectly or damage your computer NOTE It is recommended that you note the settings in System Setup before you make any changes Entering System Setup 1 2 Turn on or restart your computer When the DELL logo is displayed wait for the F2 prompt to appear and then press lt F2 gt immediately K 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 System Setup 63 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 setup item active help screen and key functions Setup Item This field appears on the left side of the system setup window This field is a scrollable list containing features that define the configuration of your computer including installe
13. bly 2 back cover Removing the Back Cover 43 Replacing the Back Cover AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure Align the tabs on the back cover with the tabs on the display bezel and snap the back cover into place Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 44 Replacing the Back Cover Removing the Converter Board WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 Procedure 1 Disconnect the converter
14. cable from the system board 2 Note the speaker cable routing and remove the cable from the routing guides on the hard drive assembly 3 Remove the screws that secure the hard drive assembly to the computer base Slide and lift the hard drive assembly off the computer base il speaker cable 2 screws 4 5 computer base 4 hard drive assembly Removing the Hard Drive 23 5 Remove the screws that secure the hard drive bracket to the hard drive 6 Lift the hard drive assembly off the hard drive bracket 7 Remove the interposer from the hard drive 1 hard drive 2 screws 4 5 interposer 4 hard drive bracket 24 Removing the Hard Drive Replacing the Hard Drive AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance ra CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure 1 Connect the interposer to the connector on the hard drive 2 Place the hard drive in the hard drive bracket 3 Align the screw holes on the hard drive bracket with the screw holes on the hard drive assembly 4 Replace the screws that secure the hard drive bracket to the hard drive as
15. ce Tag 64 System Setup Displays the Service Tag of the computer Main System Information Continued Service Tag Input Asset Tag Main Processor Information Processor Type Processor ID Processor Core Count Processor L1 Cache Processor L2 Cache Processor L3 Cache Main Memory Information Memory Installed Memory Available Memory Running Speed Memory Technology Main SATA Information SATA 1 Device Type Device ID Device Size Allows you to enter the Service Tag of the computer if the Service Tag field is empty Displays the asset tag of the computer when the asset tag is present Displays the processor type Displays the processor ID Displays the number of core s Displays the processor L1 cache size Displays the processor L2 cache size Displays the processor L3 cache size Indicates the amount of memory installed in MB Indicates the amount of memory available in MB Indicates the memory speed in MHz Indicates the type of installed memory Displays the SATA device connected to the SATA 1 connector Displays the serial number of the SATA 1 device Displays the size of the SATA 1 device in GB if the device is a hard drive System Setup 65 Main SATA Information Continued SATA 2 Device lype Device ID Device Size mSATA Device Type Device ID Device Size Displays the SATA device connected to the SATA 2 connector Displays the serial number of the SATA 2 d
16. compliance Procedure 1 Place the control buttons board under the control buttons bezel and make sure that the control buttons board fits in the slot on the display bezel 2 Connect the control buttons board cable to the control buttons board Postrequisites 1 Replace the back cover See Replacing the Back Cover on page 44 2 Replace the computer base See Replacing the Computer Base on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 54 Replacing the Control Buttons Board Removing the Stand Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 on bb AN N Remove the base cover See Removing the Base Cover on page 15 Remove the computer base See Removing the Computer Base on page 18 Remove the back cover See Removing the Back Cover on page 43 Remove the camera See Removing the Camera on page 47 Remove the microphones See Removing the Microphones on page 49 55 Removing the Stand Assembly Procedure 1 ul bb WUN 56 Gently peel off and release the antennas from the alignment posts on th
17. d 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 Help Screen displays more information about that option and available settings Help Screen This field appears on the right side of the system setup window and contains information about each option listed in the Setup Item In this field you can view information about your computer and make changes to your current settings Press the up arrow and down arrow keys to highlight an option Press lt Enter gt to make that selection active and return to the Setup Item NOTE Not all settings listed in the Setup Item are changeable Key Functions This field appears below the Help Screen 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 appear or may not appear exactly as listed K NOTE For information on changing the BIOS settings using System Setup options see Me and My Dell at dell com support Main System Information BIOS Revision BIOS Build Date Displays the BIOS revision number Displays the BIOS build date in mm dd yyyy format System Name System Time Displays the computer model Displays the current time in hh mm ss format System Date Displays the current date in mm dd yyyy format Servi
18. e display bezel Press the securing clips and disconnect the LVDS cable from the display panel Disconnect the control buttons board cable from the control buttons board Disconnect the power button cable from the control buttons board cable Remove the screws that secure the cables to the display bracket 1 screws 3 2 left antenna 3 LVDS cable 4 securing clips 5 power button cable 6 control buttons board cable Zz alignment posts 2 8 right antenna K NOTE Note the routing of the cables before you remove them so that you can route them correctly after you replace the stand assembly Removing the Stand Assembly 6 Remove all the cables from the routing guides 7 Remove the screws that secure the stand assembly to the display bracket Fi da Pas y 1 1 stand assembly 2 screws 8 5 display assembly 8 Slide and release the tabs on the stand assembly from the slots on the display bracket and turn the stand assembly over 1 tabs 2 2 stand assembly 57 Removing the Stand Assembly 9 Peel off the Mylar that covers the touchscreen cable and disconnect the touchscreen cable from the display panel 10 _ Lift the stand assembly off the display assembly touchscreen cable 2 Mylar 58 Removing the Stand Assembly Replacing the Stand Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps
19. e on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 Replacing the Processor 39 Removing the System Board AN WARNING Before working inside your computer read the safety information E that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance NOTE Your computer s Service Tag is stored in the system board You must enter the Service Tag in the BIOS after you replace the system board NOTE Before disconnecting the cables from the system board note the location of the connectors so that you can reconnect them correctly after you replace the system board Prerequisites 1 AON AW BPW DN 40 Remove the base cover See Removing the Base Cover on page 15 Remove the computer base See Removing the Computer Base on page 18 Remove the memory modules See Removing the Memory Module s on page 12 Follow step 1 to step 4 in Removing the Hard Drive on page 23 Remove the wireless mini card See Removing the Wireless Mini Card on page 35 Remove the coin cell battery See Removing the Coin Cell Battery on page 21 Remove the heat sink See Removing the Heat Sink on page 33 Remove the processor See Removing the
20. e ores 44 POSWEGUISIGS 4 stg 25 8 ak OB Po Dee wee OSS 44 Removing the Converter Board 45 Prerequisites oaoa aa o 45 POCEOUTG e bd sd eh eee a 45 Replacing the Converter Board 46 ROCES sd sr td o rbd dao i 46 Postrequisites oo lt 46 Contents Removing the Camera 47 Prerequisites 0 es 47 PROCCGUNG be were a dos we E E 47 Replacing the Camera 48 PROCS CUES necia oy de ok eat ok WER eet we eg eed de e 48 Postrequisites o o 48 Removing the Microphones 49 PrEreQuisiteS s 4 4 44 054 245 2848 dl da 2 SS 49 PrOCEdUTO Sui aan ona Aha ae es es aN 49 Replacing the Microphones 50 POCO 24 4 8 Aa od e 50 POSTEQuIsITOS gt capos pus ad lcd 50 Removing the Power Button Assembly 51 Prerequisites 2 6 o 51 e A A 51 Replacing the Power Button Assembly 52 PROC COU iea a eh a a ew a he ae 2 52 POStKEGUISILGS iria Be i ee SR We how ae ge 52 Removing the Control Buttons Board 53 Prerequisites on ue eae a Ee a 55 PrOCCOUe das carr lr iria 55 Replacing the Control Buttons Board 54 A A r aa Aer ee D ea a et hed 54 ROSTEQUISITOS ero e rd ANE 54 Removing the Stand Assembly 55 PrSrequisIiteSo maa e rd he A E ace 55 PEOCOQUISS a cuarzo ae e a ls a e ALE ld 56 Replacing the Stand Assembly
21. ect input source select display off display off display off Display Settings Controls 71 The display settings controls functions as describe below e Increase display brightness Press to increase the display brightness e Decrease display brightness Press to decrease the display brightness e Display off Press and hold to turn off the display e Input source select Press and release to switch between video input sources The display settings controls provide an on screen display OSD when your computer is connected to an external video output device K NOTE With the computer turned off press the input source select display off button and the power button simultaneously to initialize display diagnostics The following table describes the OSD for each display settings control OSD Display settings Description control d Volume Touch to access the volume controls menu Touch to access the brightness controls menu ey Brightness NOTE Brightness control feature is disabled in Windows 8 charms Input source select Touch to switch between video input sources A Up Touch to increase volume or brightness levels V Down Touch to decrease volume or brightness levels X Close Touch to close the OSD controls 72 Display Settings Controls Flashing the BIOS You may need to flash update the BIOS when an update is available or when you replace the system board To flash the BIOS 1 2 3 ul WO Xx O 10 Tu
22. ectrical outlets After Working Inside Your Computer 11 Removing the Memory Module s AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Loosen the captive screw that secures the memory module cover to the base cover 2 Slide and lift the memory module cover off the base cover 1 captive screw 2 memory module cover 5 base cover K NOTE If the memory module accidentally slips and falls in the computer base remove the base cover to retrieve the memory module See Removing the Base Cover on page 15 12 Removing the Memory Module s 3 Use your fingertips to spread apart the securing clips on each end of the memory module connector until the memory module pops up 4 Remove the memory module from the memory module connector I memory module connector a memory module 3 securing clips 2 Removing the Memory Module s 13 Replacing the Memory Module s AN WARNING Before working inside your computer read the safety information Procedure 1 Align the notch on the memory module with the tab on the memory module connector 2 Insert the memory modu
23. emoving the Base Cover on page 15 Procedure 1 Disconnect the antenna cables from the wireless mini card 2 Using the pull tabs disconnect the display cables from the system board 1 wireless mini card 2 antenna cables 2 5 pull tabs 2 4 display cables 2 18 Removing the Computer Base Remove the screws that secure the computer base to the stand assembly Lift the computer base slightly and slide the display cables and antenna cables through the slot on the computer base Lift the computer base away from the stand assembly Al screws 2 2 slot S computer base Removing the Computer Base 19 Replacing the Computer Base AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Slide the display cables and antenna cables through the slot on the computer base 2 Place the computer base on the stand assembly and align the screw holes on the computer base with the screw holes on the stand assembly 3 Replace the screws that secure the computer base to the stand assembly Connect the display cables to the system board 5 Connect the antenna cables to the wi
24. emoving the Processor 37 Replacing the Processor AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure K NOTE A new processor ships with a thermal pad in the package In some cases the processor may ship with the thermal pad attached to it 1 Align the pin 1 corner on the processor with the pin 1 corner of the ZIF socket K NOTE The pin 1 corner of the processor has a triangle that aligns with the triangle on the pin 1 corner of the ZIF socket When the processor is properly seated all four corners are aligned at the same height If one or more corners of the processor are higher than the others the processor is not seated properly AN CAUTION You must position the processor correctly in the processor socket to avoid permanent damage to the processor 2 Tighten the ZIF socket cam screw to secure the processor to the system board 1 processor 2 pin 1 corner ES Z F socket 4 cam screw 5 Torx T8 screwdriver 38 Replacing the Processor Postrequisites 1 Replace the heat sink See Replacing the Heat Sink on page 34 2 Replace the computer base See Replacing the Computer Bas
25. evice Displays the size of the SATA 2 device in GB if the device is a hard drive Displays the SATA device connected to the mSATA connector Displays the serial number of the mSATA device Displays the size of the mSATA device in GB Advanced Processor Configuration Intel Hyper Threading Technology Intel R SpeedStep Technology Intel R Virtualization Technology CPU XD Support Limit CPUID Value Multi Core Support Intel R Turbo Boost Technology 66 System Setup Allows you to enable or disable Intel Hyper Threading Technology feature for the processor Enabled or Disabled Enabled by default Allows you to enable or disable Intel SoeedStep Technology feature for the processor Enabled or Disabled Enabled by default Allows you to enable or disable Intel Virtualization Technology feature for the processor Enabled or Disabled Enabled by default Allows you to enable or disable the execute disable mode for the processor Enabled or Disabled Enabled by default Allows you to limit the maximum value the processor standard CPUID function supports Enabled or Disabled Disabled by default Allows you to enable or disable multi core processor Enabled or Disabled Enabled by default Allows you to enable or disable Intel Turbo Boost Technology mode for the processor Enabled or Disabled Enabled by default NOTE The Intel Turbo Boost Technology option is displayed only if thi
26. evices from your computer After the computer is unplugged press and hold the power button for 5 seconds to ground the system board CAUTION Place the computer on a soft and clean surface to avoid scratching the display Place the computer face down on a flat surface Before You Begin 9 Safety Instructions Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety A gt bb gt A A WARNING Before working inside your computer read the safety information that shipped with your computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING Disconnect all power sources before opening the computer cover or panels After you finish working inside the computer replace all covers panels and screws before connecting to the power source CAUTION To avoid damaging the computer make sure that the work surface is flat and clean CAUTION To avoid damaging the components and cards handle them by their edges and avoid touching pins and contacts CAUTION Only a certified service technician is authorized to remove the computer cover and access any of the components inside the computer See the safety instructions for complete information about safety precautions working inside your computer and protecting against electrostatic discharge CAUTION Before touching anything inside your computer ground
27. in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Connect the touchscreen cable to the display panel and adhere the Mylar over the touchscreen cable 2 Place the stand assembly on the display assembly 3 Slide the tabs on the stand assembly into the slots on the display bracket 4 Align the screw holes on the stand assembly with the screw holes on the display bracket 5 Replace the screws that secure the stand assembly to the display bracket 6 Route all the cables through their routing guides 7 Replace the screws that secure the cables to the display bracket 8 Connect the power button cable to the control buttons board cable 9 Connect the control buttons board cable to the control buttons board 10 Connect the LVDS cable to the display assembly 11 Align the antenna modules with the alignment posts and adhere them to the display bezel Postrequisites 1 Replace the microphones See Replacing the Microphones on page 50 2 Replace the camera See Replacing the Camera on page 48 3 Replace the back cover See Replacing the Back Cover on page 44 4 Replace the computer base See Replacing the Computer Base on page 20 5 Replace the base cover See Replacing the Base Cover on page 17 Replacing the Stand A
28. ing Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance AN WARNING The battery may explode if installed incorrectly Replace the battery only with the same or equivalent type Discard used batteries according to the manufacturer s instructions Procedure 1 Adhere the coin cell battery to the system board 2 Connect the coin cell battery cable to the system board Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 22 Replacing the Coin Cell Battery Removing the Hard Drive AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance IN CAUTION To avoid data loss do not remove the hard drive while the computer is On or in Sleep state ZN CAUTION Hard drives are fragile Exercise care when handling the hard drive Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure 1 Disconnect the speaker
29. le into the memory module connector and press the memory module down until it clicks into place K NOTE If you do not hear the click remove the memory module and reinstall it 1 tab 2 notch 3 Insert the tabs on the memory module cover into the slots on the base cover and then slide the memory module cover into place K NOTE Make sure that the captive screw on the memory module cover aligns with the screw hole on the base cover 4 Tighten the captive screw that secures the memory module cover to the base cover 14 Replacing the Memory Module s that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Removing the Base Cover WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Loosen the captive screw that secures the base cover to the computer base 2 Remove the screws that secure the base cover to the computer base cap
30. nabled by default System Setup 67 Boot Continued Boot Mode 1st Boot Device 2nd Boot Device 5rd Boot Device 4th Boot Device Sth Boot Device Hard Disk Drivers USB Storage Drivers CD DVD ROM Drivers Power Wake Up by Integrated LAN WLAN AC Recovery Auto Power On Auto Power On Mode Auto Power On Date 68 System Setup Allows you to choose a boot mode for your computer Legacy or UEFI Legacy by default Displays the first boot device Displays the second boot device Displays the third boot device Displays the fourth boot device Displays the fifth boot device Displays the boot sequence of the hard drive Displays the boot sequence of the USB storage drive Displays the boot sequence of the optical drive Allow the computer to be powered on by special LAN or wireless LAN signals Enabled or Disabled Disabled by default Allows you to configure the behavior of your computer after it recovers from a power failure Power Off Power On or Last Power State Power Off by default Allows you to enable or disable the computer from turning on automatically Enabled or Disabled Disabled by default Allows you to set the computer to turn on automatically every day or on a preselected date This option can be configured only if the Auto Power On mode is set to Enabled Everyday or Selected Day Selected Day by default Allows you to set the date on which the computer must turn on automatically This o
31. ng the Coin Cell Battery on page 22 Replace the wireless mini card See Replacing the Wireless Mini Card on page 36 Follow step 5 to step 8 in Replacing the Hard Drive on page 25 Replace the memory modules See Replacing the Memory Module s on page 14 Replace the computer base See Replacing the Computer Base on page 20 Replace the base cover See Replacing the Base Cover on page 17 Entering the Service Tag in the BIOS 1 2 3 42 Turn on the computer Press lt F2 gt when the DELL logo is displayed to enter System Setup Navigate to the main tab and enter the Service Tag in the Service Tag Input field For more information on System Setup see System Setup Options on page 64 Replacing the System Board Removing the Back Cover AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure Gently pry the back cover from the sides and lift the back cover off the display assembly fl display assem
32. o the camera 4 Align the screw holes on the camera assembly with the screw holes on the display bezel 5 Replace the screws that secure the camera assembly to the display bezel Postrequisites 1 Replace the back cover See Replacing the Back Cover on page 44 2 Replace the computer base See Replacing the Computer Base on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 48 Replacing the Camera Removing the Microphones AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 Procedure 1 Carefully pry and lift the microphones out of their slots on the display bezel 2 Disconnect the microphone cables from the microphones left microphone 2 microphone cable 5 right microphone Removing the Microphones 49 Replacing the Microphones AN WARNING Before working inside your computer read the safety information that shipped with y
33. om the routing guides 2 Remove the screw that secures the power button to the display bracket 3 Disconnect the power button cable from the control buttons board cable 4 Peel off the Mylar that covers the power button 5 Lift the power button off the display bezel 1 Mylar 2 screw 5 routing guides 4 power button cable 5 power button Removing the Power Button Assembly 51 Replacing the Power Button Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Place the power button in the display bezel and make sure that the power button fits in the slot on the display bezel 2 Adhere the Mylar over the power button 3 Route the power button cable through the routing guides 4 Connect the power button cable to the control buttons board cable 5 Replace the screw that secures the power button to the display bracket Postrequisites 1 Replace the back cover See Replacing the Back Cover on page 44 2 Replace the computer base See Replacing the Computer Base on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 52 Replacing the Power But
34. our computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Connect the microphone cable to the microphones 2 Align the microphones with the slots on the display bezel and slide the microphones into the slots on the display bezel Postrequisites 1 Replace the back cover See Replacing the Back Cover on page 44 2 Replace the computer base See Replacing the Computer Base on page 20 3 Replace the base cover See Replacing the Base Cover on page 17 50 Replacing the Microphones Removing the Power Button Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 Procedure 1 Note the power button cable routing and remove it fr
35. ption can be configured only if the Auto Power On mode is set to Enabled 1 to 31 15 by default Power Continued Auto Power On Time Security Supervisor Password User Password Set User Password Password Check Set Supervisor Password User Access Level Allows you to set the time at which the computer must turn on automatically This option can be configured only if the Auto Power On mode is set to Enabled hh mm ss 12 30 30 by default Displays the supervisor password Displays the user password Allows you to set change or delete the user password Allows you to enable password verification either when you attempt to enter system setup or each time the computer boots Setup or Always Setup by default NOTE Password Check option is visible only when the user password is set Allows you to set change or delete the supervisor password The supervisor password controls access to the system setup utility NOTE Deleting the supervisor password deletes the user password Set the supervisor password before setting the user password Allows you to restrict or provide access to the system setup utility No Access View Only Limited or Full Access Full Access by default e No Access Restricts users from editing system setup options e View Only Allows users to only view system setup options e Limited Allows users to edit limited system setup options e Full Access Allows users to edit all system se
36. r and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Remove the base cover See Removing the Base Cover on page 15 Disconnect the coin cell battery cable from the system board Wait for approximately five seconds to clear the CMOS settings Connect the coin cell battery cable to the system board Replace the base cover See Replacing the Base Cover on page 17 System Setup Display Settings Controls Use the display settings controls to e adjust volume e adjust screen brightness e select video source e turn off the display The functions of the controls vary when e your computer is not connected to any video input or video output devices e your computer is connected to an external video input device such as an another computer gaming console camera Blu ray player and so on e your computer is connected to an external video output device such as a TV monitor projector and so on l LM E F No external input or External input External output output connected connected connected dl increase display brightness volume control increase display brightness 2 decrease display brightness control decrease display brightness brightness 5 input source select input source sel
37. re 1 Disconnect the speaker cable from the system board 2 Note of the speaker cable routing and remove the cable from the routing guides 3 Remove the screws that secure the speakers to the computer base Lift the speakers along with the cable off the computer base 1 speaker cable A speakers 2 5 screws 4 28 Removing the Speakers Replacing the Speakers AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the speakers with the screw holes on the computer base 2 Replace the screws that secure the speakers to the computer base 3 Route the speaker cable through the routing guides 4 Connect the speaker cable to the system board Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 Replacing the Speakers 29 Removing the Fan AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow
38. reless mini card Postrequisites Replace the base cover See Replacing the Base Cover on page 17 20 Replacing the Computer Base Removing the Coin Cell Battery AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance IN CAUTION Removing the coin cell battery resets the BIOS settings to default It is recommended that you note the BIOS settings before removing the coin cell battery Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure 1 Disconnect the coin cell battery cable from the system board 2 Peel off the coin cell battery from the system board 3 Lift the coin cell battery along with its cable off the system board i coin cell battery cable 2 coin cell battery Removing the Coin Cell Battery 21 Replacing the Coin Cell Battery AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Work
39. rn on the computer Go to dell com support If you have your computer s Service Tag type your computer s Service Tag and click Submit If you do not have your computer s Service Tag click Detect Service Tag to allow automatic detection of the Service Tag 4 NOTE If the Service Tag cannot be detected automatically select your product under the product categories Click Drivers and Downloads In the Operating System drop down select the operating system installed on your computer Click BIOS Click Download File to download the latest version of the BIOS for your computer On the next page select Single file download and click Continue Save the file and once the download is complete navigate to the folder where you saved the BIOS update file Double click the BIOS update file icon and follow the instructions on the screen Flashing the BIOS 73
40. s feature is supported by the processor Advanced USB Configuration Rear USB Ports Side USB Ports Allows you to enable or disable the rear USB ports Enabled or Disabled Enabled by default Allows you to enable or disable the side USB ports Enabled or Disabled Enabled by default Advanced Onboard Device Configuration Onboard Audio Controller SATA Mode Onboard LAN Controller Onboard LAN Boot ROM Boot Numlock Key Secure Boot Control Load Legacy OPROM Keyboard Errors USB Boot Support Allows you to enable or disable the onboard audio controller Enabled or Disabled Enabled by default Displays the SATA mode on your computer ATA by default Allows you to enable or disable the onboard LAN controller Enabled or Disabled Enabled by default Allows you to boot your computer from a network Enabled or Disabled Disabled by default Allows you to set the status of the Num Lock key during boot On or Off On by default Allows you to enable or disable the secure boot control NOTE To enable this feature the computer must be in the UEFI boot mode Allows you to load the legacy OPROM when in the UEFI boot mode Allows you to enable or disable the display of keyboard related errors during boot Report or Do Not Report Report by default Allows you to enable or disable booting from USB mass storage devices such as hard drive optical drive USB key and so on Enable or Disable E
41. s in After Working Inside Your Computer on page 11 For additional safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure 1 Disconnect the antenna cables from the wireless mini card 2 Remove the screws that secure the wireless mini card to the system board 1 screws 2 2 antenna cables 2 E wireless mini card 4 mini card connector 3 Slide and remove the wireless mini card from the mini card connector Removing the Wireless Mini Card 35 Replacing the Wireless Mini Card AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure S CAUTION To avoid damage to the wireless mini card do not place any cables under it 1 Align the notch on the wireless mini card with the tab on the mini card connector 2 Slide the wireless mini card at an angle into the system board connector 3 Press the other end of the wireless mini card down and replace the screws that secure the wireless
42. sembly 5 Place the hard drive assembly on the computer base and slide the hard drive assembly into place 6 Replace the screws that secure the hard drive assembly to the computer base 7 Route the speaker cable through the routing guides on the hard drive assembly 8 Connect the speaker cable to the system board Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 Replacing the Hard Drive 25 Removing the USB Board AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Follow step 1 to step 4 in Removing the Hard Drive on page 23 Procedure 1 Using the pull tab disconnect the USB board cable from the USB board 2 Remove the screw that secures the USB board to the computer base 3 Lift the USB board off the computer base 1 USB board cable 2 pull tab 5 screw 4 USB board 26 Removing the USB Board Replacing the USB board
43. ssembly 59 Removing the Display Panel AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 4 Remove the stand assembly See Removing the Stand Assembly on page 55 Procedure 1 Remove the screws that secure the display bracket to the display bezel 2 Lift the display bracket off the display assembly 1 screws 18 2 display bracket 5 display bezel 60 Removing the Display Panel 3 Remove the screws that secure the display panel to the display bezel 4 Lift the latches and disconnect the flex cables from the display panel 5 Lift the display assembly off the display bezel and place it on a clean surface 1 screws 7 2 flex cables 2 5 latches 2 6 Remove the screws that secure the display panel brackets to the display panel 7 Remove the display panel brackets from the display panel 1 screws 4 2 display panel 53 display
44. the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 Procedure 1 Peel off the Mylar from the heat sink and fan 2 d J ji heat sink 2 Mylar 5 fan 30 Removing the Fan 2 Disconnect the fan cable from the system board 3 Remove the screws that secure the fan to the computer base 4 Lift the fan along with its cable off the computer base 1 fan cable 2 screws 2 S fan Removing the Fan 31 Replacing the Fan AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the fan with the screw holes on the computer base 2 Replace the screws that secure the fan to the computer base 3 Adhere the Mylar over the heat sink and fan 4 Connect the fan cable to the system board Postrequisites 1 Replace the computer base See Replacing the Computer Base on page
45. tive screw 2 base cover 3 screws 8 Removing the Base Cover 15 3 Starting from the right side pry up the base cover to release the ports on the system board from the slots on the base cover 4 Lift the base cover off the computer base 16 Removing the Base Cover Replacing the Base Cover AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Slide the slots on the base cover into the ports on the system board and snap the base cover into place 2 Replace the screws that secure the base cover to the computer base 3 lighten the captive screw that secures the base cover to the computer base Replacing the Base Cover 17 Removing the Computer Base WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the base cover See R
46. ton Assembly Removing the Control Buttons Board AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the base cover See Removing the Base Cover on page 15 2 Remove the computer base See Removing the Computer Base on page 18 3 Remove the back cover See Removing the Back Cover on page 43 Procedure 1 Pry up the control buttons bezel to release the control buttons board from the tabs 2 Disconnect the control buttons board cable from the control buttons board 3 Carefully pry and lift the control buttons board away from the display bezel 1 control buttons bezel 2 control buttons board cable 5 control buttons board Removing the Control Buttons Board 53 Replacing the Control Buttons Board AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_
47. tup options except the supervisor password System Setup 69 Exit Save Changes and Reset Allows you to exit system setup and save your changes Discard Changes and Reset Allows you to exit system setup and load previous values for all system setup options Load Defaults Allows you to load default values for all system setup options Clearing Forgotten Passwords A N e OUA w WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Remove the base cover See Removing the Base Cover on page 15 Disconnect the USB board cable from the system board See Removing the System Board on page 40 Replace the base cover See Replacing the Base Cover on page 17 Turn on the computer to clear all BIOS passwords Remove the base cover See Removing the Base Cover on page 15 Connect the USB board cable to the system board See Replacing the System Board on page 42 Replace the base cover See Replacing the Base Cover on page 17 Clearing CMOS Settings A nn bb N N Pp 70 WARNING Before working inside your computer read the safety information that shipped with your compute
48. y information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instructions in After Working Inside Your Computer on page 11 For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance NM CAUTION Incorrect alignment of the heat sink can cause damage to the system board and processor Procedure K NOTE The original thermal grease can be reused if the original processor and heat sink are reinstalled together If either the processor or the heat sink is replaced use the thermal grease provided in the kit to make sure that thermal conductivity is achieved 1 Clean the thermal grease from the bottom of the heat sink and reapply the thermal grease 2 Align the captive screws on the heat sink with the screw holes on the system board 3 In sequential order indicated on the heat sink tighten the captive screws that secure the heat sink to the system board Postrequisites 1 Replace the computer base See Replacing the Computer Base on page 20 2 Replace the base cover See Replacing the Base Cover on page 17 34 Replacing the Heat Sink Removing the Wireless Mini Card AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 After working inside your computer follow the instruction
49. 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 static electricity which could harm internal components CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with locking tabs or thumb screws that you must disengage before disconnecting the cable When disconnecting cables keep them evenly aligned to avoid bending any connector pins When connecting cables make sure that the connectors and ports are correctly oriented and aligned CAUTION To disconnect a network cable first unplug the cable from your computer and then unplug the cable from the network device CAUTION Press and eject any installed card from the media card reader Recommended Tools The procedures in this document may require the following tools 10 Phillips screwdriver Torx T8 screwdriver Plastic scribe Before You Begin After Working Inside Your Computer AN CAUTION Leaving stray or loose screws inside your computer may severely 1 damage your computer Replace all screws and make sure that no stray screws remain inside your computer Place the computer in an upright position Connect any external devices cables cards and any other part s you removed before working on your computer Connect your computer and all attached devices to their el
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