DELL Inspiron 14z
Contents
1. 1 WN CAUTION To avoid losing data save and close all open files and exit all open programs before you turn off your computer Save and close all open files and exit all open programs Follow the instructions to shut down your computer based on the operating system installed on your computer e Windows 8 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 Shutdown e Windows 7 Click Start and click Shut down Microsoft Windows shuts down and then the computer turns off LA 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 devices from your computer Press and hold the power button for 5 seconds after the computer is unplugged to ground the system board Safety Instructions Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety A A gt gt D gt WARNING Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance WARNING Disconnect all power sources before opening the computer cover o2. 11 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 12 Replace the memory module s See Replacing the Memory Module s on page 13 13 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Display Panel 87 88 Replacing the Display Panel Removing the Camera Module A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the system board See Removing the System Board on page 57 9 Remove the display assembly See Removing the Display Assembly on page 71 10 Remove the display bezel S
3. Removing the Display Assembly Brerequlsites tec s ses dio tps e rab su iste uo ET e e ME Proc dure ctas desto bos donee habs Ett ge ce Contents 67 30 31 32 33 34 35 36 37 38 39 Replacing the Display Assembly 73 Procedure ns na Bart eee ee ee ee SAE nee es 73 Postrequisites 0 ee ee 75 Removing the Display Bezel 75 Prerequisit S cca edet ups eee 8S xe 75 PrOCeQUEkesc i mim li eee ers beri o m LE 76 Replacing the Display Bezel 77 RIOCCOULG ETE ete EE 77 Postrequisites leen 77 Removing the Display Hinges 79 Prerequisites lees 79 Procedures sa rd Me st EE 80 Replacing the Display Hinges 81 ErOced ters f to eei ate EM le Do d ee 81 Postrequlsites ss eun DADE a toe QE EI 81 Removing the Display Panel 835 Prerequisites 2222s 83 Procedure npn ba eee eed viret Y yv 84 Replacing the Display Panel 87 Procedure sf cand Au Pd dee uos uestra ed J 87 Postrequisites a 87 Removing the Camera Module 89 Prerequisites s Re n ib hieu Ree 89 PrOCGdUl es xit rue ro esie n eU RS oe ee 90 Replacing the Camera Module 91 Proceduren aci oondi EPP A tod ae d dy res 91 Postrequisites lees 91 Flashing the BIOS 93 Contents Before You Begin Turn Off Your Computer and Connected Devices A
4. Replacing the Daughter Board A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Connect the speakers cable to the connector on the daughter board 2 Align the screw holes on the daughter board with the screw holes on the computer base 3 Replace the screws that secure the daughter board to computer base 4 Connect the daughter board cable to the connector on the daughter board Postrequisites 1 Replace the battery See Replacing the Battery on page 33 2 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 3 Replace the keyboard See Replacing the Keyboard on page 23 4 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 5 Replace the memory module s See Replacing the Memory Module s on page 13 6 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Daughter Board 51 52 Replacing the Daughter Board Removing the Speakers A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Be
5. Procedure 1 Align the speakers on the computer base 2 Route the speakers cable through the routing guides on the computer base Postrequisites 1 Replace the daughter board See Replacing the Daughter Board on page 51 2 Replace the battery See Replacing the Battery on page 33 3 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 4 Replace the keyboard See Replacing the Keyboard on page 23 5 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 6 Replace the memory module s See Replacing the Memory Module s on page 13 7 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Speakers 55 56 Replacing the Speakers Removing the System Board A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory compliance NOTE Your computer s Service Tag is stored in the system board You must enter the Service Tag in system setup 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
6. page 17 5 Follow the instructions from step 3 to step 4 in Replacing the Memory Module s on page 13 6 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Hard Drive 37 38 Replacing the Hard Drive Removing the Wireless Mini Card A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Z NOTE Dell does not guarantee compatibility or provide support for Mini Cards from sources other than Dell If you ordered a wireless Mini Card with your computer the card is already installed Your computer has one half Mini Card slot which supports a Wireless Local Area Network WLAN Bluetooth combo card Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 W Removing the Wireless Mini Card 39 Procedure 1 Disconnect the ant
7. the Battery on page 31 Removing the mSATA Card 43 Procedure 1 Remove the screw that secures the mSATA card to the system board 2 Slide and remove the mSATA card out of the system board connector 1 screw 2 MSATA card 44 Removing the mSATA Card Replacing the mSATA Card A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the notch on the mSATA card with the tab on the system board connector 2 Insert the mSATA card at a 45 degree angle into the system board connector 3 Replace the screw that secures the mSATA card to the system board Postrequisites 1 Replace the battery See Replacing the Battery on page 33 2 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 3 Replace the keyboard See Replacing the Keyboard on page 23 4 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 5 Replace the memory module s See Replacing the Memory Module s on page 13 6 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the mSATA Card 45 46 Replacing
8. the mSATA Card Removing the Daughter Board A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removing the Keyboard on page 19 WN 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 Removing the Daughter Board 47 Procedure 1 48 Pull the pull tab to disconnect the daughter board cable from the connector on the daughter board Remove the screws that secure the daughter board to the computer base Turn the daughter board over and place it on the computer base 1 screws 2 2 daughter board daughter board cable Removing the Daughter Board 4 Disconnect the speakers cable from the daughter board 5 Lift the daughter board off the computer base 1 speakers cable 2 daughter board Removing the Daughter Board 49 50 Removing the Daughter Board
9. the screws that secure the hard drive bracket to the hard drive 4 Slide the hard drive out of the hard drive bracket screws 4 2 hard drive bracket 3 hard drive 36 Removing the Hard Drive Replacing the Hard Drive A WARNING Before working inside your computer read the safety information A that shipped with your computer and follow the steps in Before You Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance CAUTION Hard drives are extremely fragile Exercise care when handling the hard drive Procedure 1 Slide the hard drive into the hard drive bracket 2 Align the screw holes on the hard drive bracket with the screw holes on the hard drive 3 Replace the screws that secure the hard drive bracket to the hard drive 4 Place the hard drive assembly on the computer base 5 Slide the hard drive assembly toward the back of the computer to connect the hard drive assembly to the connector on the system board Postrequisites 1 Replace the battery See Replacing the Battery on page 33 2 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 3 Replace the keyboard See Replacing the Keyboard on page 23 4 Replace the optical drive See Replacing the Optical Drive Assembly on
10. the system board See Replacing the System Board on page 61 2 Replace the mSATA card See Replacing the mSATA Card on page 45 3 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 4 Replace the hard drive See Replacing the Hard Drive on page 37 5 Replace the battery See Replacing the Hard Drive on page 37 6 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 7 Replace the keyboard See Replacing the Keyboard on page 23 8 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 9 Replace the memory module s See Replacing the Memory Module s on page 13 10 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Display Assembly 73 74 Replacing the Display Assembly Removing the Display Bezel A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removin
11. with your computer and follow the steps in Before You Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage 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 Connect the daughter board cable to the connector on the system board 2 Align the screw hole on the system board with the screw hole on the computer base 3 Replace the screw that secures the system board to the computer base 4 Connect the display cable to the connector on the system board 5 Adhere the coin cell battery to the computer base Replacing the System Board 61 Postrequisites 1 2 3 A 9 Rep Rep See Rep Rep Rep See Rep ace the mSATA card See Replacing the mSATA Card on page 45 ace the wireless Mini Card Replacing the Wireless Mini Card on page 41 ace the hard drive See Replacing the Hard Drive on page 37 ace the battery See Replacing the Battery on page 33 ace the palm rest assembly Replacing the Palm Rest Assembly on page 29 ace the keyboard See Replacing the Keyboard on page 23 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 Replace the memory modu
12. 23 9 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 10 Replace the memory module s See Replacing the Memory Module s on page 13 11 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Camera Module 91 92 Replacing the Camera Module Flashing the BIOS You may need to flash the BIOS when an update is available or after replacing the system board To flash the BIOS 1 2 3 ul 10 Turn on the computer Go to support dell com support downloads Locate the BIOS update file for your computer Z NOTE The Service Tag for your computer is located on a label at the back of your computer For more information see the Quick Start Guide that shipped with your computer If you have your computer s Service Tag or Express Service Code a Enter your computers Service Tag or Express Service Code in the Service Tag or Express Service Code field b Click Submit and proceed to step 4 If you do not have your computer s Service Tag or Express Service Code a Select one of the following options e Automatically detect my Service Tag for me e Choose from My Products and Services List e Choose from a list of all Dell products b Click Continue and follow the instructions on the screen A list of results appears on the screen Click BIOS Click Download File to download the latest BIOS file In the Please select your download method below window click For
13. Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the tabs on the optical drive bezel with the slots on the optical drive and snap it into place 2 Align the screw holes on the optical drive bracket with the screw holes on the optical drive 3 Replace the screws that secure the optical drive bracket to the optical drive 4 Slide the optical drive assembly into position and ensure that the screw hole on the optical drive bracket aligns with the screw hole on computer base Postrequisites 1 Follow the instructions from step 3 to step 4 in Replacing the Memory Module s on page 13 2 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Optical Drive Assembly 17 18 Replacing the Optical Drive Assembly Removing the Keyboard 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory compliance Prerequisites Remove the memory module s See Re
14. Dell Inspiron 5423 Owner s Manual Computer model Inspiron 5423 Regulatory model P35G Regulatory type P355G001 Notes Cautions and Warnings LA NOTE A NOTE indicates important information that helps you make better use of your computer N CAUTION A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed ZN WARNING A WARNING indicates a potential for property damage personal injury or death 2012 Dell Inc Trademarks used in this text Dell the DELL logo and Inspiron are trademarks of Dell Inc Microsoft Windows and the Windows start button logo are either trademarks or registered trademarks of Microsoft Corporation in the United States and or other countries Bluetooth is a registered trademark owned by Bluetooth SIG Inc and is used by Dell under license 2012 10 Rev A01 Contents 1 Before You Begin Turn Off Your Computer and Connected Devices Safety Instructions 2 0 0 0 0000 eee Recommended Tools 0022200005 After Working Inside Your Computer 3 Removing the Memory Module s Procedure e ats o aaa aa a a EAT 4 Replacing the Memory Module s Proced re 2 kk eS SS ee RO ee 5 Removing the Optical Drive Assembly Prerequisites 22e Proced re i uu gy RR ERREUR T ES 6 Replacing the Optical Drive Assembly Procedure na T au bi ee Se eS os ete Postreq
15. EG e we Ee E a 44 Replacing the mSATA Card 45 Procedu uda port ook Reh ex tna dee e es 45 Postrequisites anaa ee ee 45 Removing the Daughter Board 47 Prerequisites 5 S oos eu bed EL IR 47 Procedurer L mtma tdh mA e E E ek he 48 Replacing the Daughter Board 51 RIOCCOULG resni i ee aie eet a a a Oe 51 Contents 21 22 23 24 25 26 27 28 29 Postregulsites 2 fone dr Sh Oe we tee ek Sus Removing the Speakers Prerequisites c atl Med Lo be A A E Proc dure cesse entres boe edes Se dris Replacing the Speakers Procedure f zia e ae bum AEG Postrequisites lee ee Removing the System Board Prerequisites ood er eed uet s mds PrOCGQUIe sAn aa tops UE exeo EN xeu Eke eg Replacing the System Board Proc dure c aec mE tr eRe DES ae uir dodi Postrequisites x iut bu xeu ee Es Entering the Service Tag in system setup Removing the Coin Cell Battery Prerequisitess s a nns encore Zag PrOCedUte sta BAe ce Mee rale Mesi ta eia Las ia Replacing the Coin Cell Battery Procedure ua ta erena cud dne uo das LE fas Postrequlisites 4 amp 2 su EIE Wee EA Removing the Thermal Cooling Assembly Prerequisites i ceo reas RELY PrOGCGQUES inea deg eh eed ht xS ES Replacing the Thermal Cooling Assembly Procedur lk XR EHE RYE Postrequisites x ue duarum esed
16. Follow the instructions from step 1 to step 3 in Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Daughter Board on page 47 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 Removing the Battery S31 Procedure 1 Remove the screws that secure the battery to the computer base 2 Lift the battery off the computer base 1 battery 2 screws 2 32 Removing the Battery Replacing the Battery A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the screw holes on the battery with the screw holes on the computer base 2 Replace the screws that secure the battery to the computer base Postrequisites 1 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 2 Replace the keyboard See Replacing the Keyboard on page 23 3 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 4 Follow the instructions from step 3 to step 4 in Replacing the Memory Module s
17. Main WLAN Bluetooth white triangle white Auxiliary WLAN Bluetooth black triangle black Replacing the Wireless Mini Card 41 Postrequisites 1 Replace the battery See Replacing the Battery on page 33 2 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 3 Replace the keyboard See Replacing the Keyboard on page 23 4 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 5 Replace the memory module s See Replacing the Memory Module s on page 13 6 Follow the instructions in After Working Inside Your Computer on page 9 42 Replacing the Wireless Mini Card Removing the mSATA Card A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removing the Keyboard on page 19 WN 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing
18. Single File Download via Browser and then click Download Now The File Download window appears In the Save As window select an appropriate location to download the file on your computer If the Download Complete window appears click Close Navigate to the folder where you downloaded the BIOS update file Double click the BIOS update file icon and follow the instructions that appear on the screen Flashing the BIOS 93 94 Flashing the BIOS
19. cing the System Board on page 61 Replace the hard drive See Replacing the Hard Drive on page 37 Replace the battery See Replacing the Battery on page 33 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 Replace the keyboard See Replacing the Keyboard on page 23 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 Replace the memory module s See Replacing the Memory Module s on page 13 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Coin CellBattery 65 66 Replacing the Coin Cell Battery Removing the Thermal Cooling Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Re
20. e 3 Remove the screws that secure the palm rest assembly to the computer base 1 screws 8 2 rubber screw caps 7 26 Removing the Palm Rest Assembly Turn the computer over and open the display as far as possible Lift the connector latches and pull the pull tab to disconnect the status lights board cable touchpad cable touchpad status light cable and the hot key board cable from the connectors on the system board 1 hot key board cable 2 Sstatus lights board cable touchpad cable 4 touchpad status lights cable Removing the Palm Rest Assembly 27 6 Remove the screws that secure the palm rest assembly to the system board 7 Gently lift and release the tabs on palm rest assembly from the slots on the computer base A CAUTION Carefully separate the palm rest assembly from the display assembly to avoid damage to the display assembly 8 Lift the palm rest assembly off the computer base 1 palm rest assembly 2 screws 4 28 Removing the Palm Rest Assembly Replacing the Palm Rest Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedu
21. ee Removing the Display Bezel on page 75 Removing the Camera Module 89 Procedure 1 Disconnect the camera cable from the connector on the camera module 2 Lift the camera module off the display back cover kA 1 camera module 2 camera cable 90 Removing the Camera Module Replacing the Camera Module A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the camera module on the display back cover 2 Connect the camera cable to the connector on the camera module Postrequisites 1 Replace the display bezel See Replacing the Display Bezel on page 77 2 Replace the display assembly See Replacing the Display Assembly on page 73 3 Replace the system board See Replacing the System Board on page 61 4 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 5 Replace the hard drive See Replacing the Hard Drive on page 37 6 Replace the battery See Replacing the Battery on page 33 7 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 8 Replace the keyboard See Replacing the Keyboard on page
22. enna cables from the connectors on the Mini Card 2 Remove the screw that secures the Mini Card to the system board connector 1 1 screw 2 antenna cables 2 5 Mini Card 3 Slide and remove the Mini Card out of the system board connector f Mini Card 2 system board connector 40 Removing the Wireless Mini Card Replacing the Wireless Mini Card A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure A CAUTION To avoid damage to the mini card ensure that no cables are placed under the wireless mini card 1 Align the notch on the Mini Card with the tab on the system board connector Insert the Mini Card connector at a 45 degree angle into the connector on the system board 3 Press the other end of the Mini Card down into the slot on the system board and replace the screw that secures the Mini Card to the system board 4 Connect the antenna cables to the Mini Card The following table provides the antenna cable color schemes for the Mini Card supported by your computer Connectors on the mini card Antenna cable color schemes WLAN Bluetooth 2 cables
23. fore You Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the daughter board See Removing the Daughter Board on page 47 WN Removing the Speakers 53 Procedure 1 Note the speakers cable routing and remove the cable from the routing guides on the computer base 2 Lift the speakers along with the speakers cable off the computer base 1 speakers cable 2 speakers 2 54 Removing the Speakers Replacing the Speakers A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance
24. g the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the mSATA card See Removing the mSATA Card on page 43 9 Remove the system board See Removing the System Board on page 57 10 Remove the display assembly See Removing the Display Assembly on page 71 W Removing the Display Bezel 75 Procedure 1 Using your fingertips carefully pry up the inside edge of the display bezel 2 Remove the display bezel off the display back cover 1 display bezel 76 Removing the Display Bezel Replacing the Display Bezel A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure Align the display bezel with the display back cover and gently snap it into place Postrequisites 1 Replace the display assembly See Replacing the Display Assembly on page 73 2 Replace the system board See Replac
25. he keyboard into the slots on the palm rest assembly and place the keyboard on the palm rest assembly 3 Gently press around the edges of the keyboard to secure the keyboard under the tabs on the palm rest assembly 4 Close the display and turn the computer over 5 Replace the screw that secures the keyboard to the system board 6 Adhere the label to the system board Postrequisites 1 Replace the memory module s See Replacing the Memory Module s on page 13 2 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Keyboard 23 24 Replacing the Keyboard Removing the Palm Rest Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 Removing the Palm Rest Assembly 25 Procedure 1 Close the display and turn the computer over 2 Gently pry out the rubber screw caps that cover the screws on the computer bas
26. ing the System Board on page 61 Replace the mSATA card See Replacing the mSATA Card on page 45 4 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 5 Replace the hard drive See Replacing the Hard Drive on page 37 6 Replace the battery See Replacing the Battery on page 33 7 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 8 Replace the keyboard See Replacing the Keyboard on page 23 9 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 10 Replace the memory module s See Replacing the Memory Module s on page 13 11 Follow the instructions in After Working Inside Your Computer on page 9 W Replacing the Display Bezel 77 78 Replacing the Display Bezel Removing the Display Hinges A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on
27. isplay back cover Postrequisites 1 Replace the display bezel See Replacing the Display Bezel on page 77 2 Replace the display assembly See Replacing the Display Assembly on page 73 3 Replace the system board See Replacing the System Board on page 61 4 Replace the mSATA card See Replacing the mSATA Card on page 45 5 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 6 Replace the hard drive See Replacing the Hard Drive on page 37 7 Replace the battery See Replacing the Battery on page 33 8 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 9 Replace the keyboard See Replacing the Keyboard on page 23 10 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 11 Replace the memory module s See Replacing the Memory Module s on page 13 12 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Display Hinges 81 82 Replacing the Display Hinges Removing the Display Panel A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Rem
28. le s See Replacing the Memory Module s on page 13 Follow the instructions in After Working Inside Your Computer on page 9 Entering the Service Tag in system setup 1 2 3 62 Turn on the computer Press lt F2 gt during POST to enter the system setup program Navigate to the Main tab and enter your computer s Service Tag in the Service Tag Input field Replacing the System Board Removing the Coin Cell Battery N N A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance 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 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 memory module s See Removing the Memory Module s on page 11 Remove the optical drive See Removing the Optical Drive Assembly on page 15 Remove the keyboard See Removing the Keyboard on page 19 Rem
29. move the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Follow the instructions from step 1 to step 4 in Removing the System Board on page 57 Removing the Thermal Cooling Assembly 67 Procedure 68 Disconnect the fan cable from the system board connector In sequential order indicated on the heat sink loosen the captive screws that secure the thermal cooling assembly to the system board Lift the thermal cooling assembly off the system board 1 fan cable 2 captive screws 4 3 heat sink 4 fan Removing the Thermal Cooling Assembly Replacing the Thermal Cooling Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Clean the thermal grease from the bottom of the thermal cooling assembly and reapply it 2 Align the screw holes on the thermal cooling assembly with the screw holes on the system board 3 In sequential order indicated on the heat sink tighten the captive screws that secure the thermal cooling assembly to the system board 4 Con
30. moving the Memory Module s on page 11 Procedure 1 Peel off the label that is adhered to the system board B fa 1 label Removing the Keyboard 19 2 Remove the screw that secures the keyboard to the system board 1 screw 20 Removing the Keyboard Turn the computer over and open the display as far as possible Using a plastic scribe release the keyboard from the tabs on the palm rest assembly 1 plastic scribe 2 tabs 3 keyboard Removing the Keyboard 21 Turn the keyboard over and place it over the palm rest assembly Lift the connector latch and disconnect the keyboard cable from the connector on the system board 7 Lift the keyboard off the palm rest assembly 1 connector latch 2 keyboard cable 3 keyboard 4 tabs 4 22 Removing the Keyboard Replacing the Keyboard A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Slide the keyboard cable into the connector on the system board and press down on the connector latch to secure the keyboard cable 2 Slide the tabs at the bottom of t
31. mputer base 3 Using your fingertips lift and slide the memory module cover out of the slots on the computer base 1 captive screw 2 memory module cover Removing the Memory Module s 11 4 Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the memory module pops up 5 Remove the memory module from the memory module connector 1 memory module connector 2 memory module securing clips 2 12 Removing the Memory Module s Replacing the Memory Module s A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the notch on the memory module with the tab on the memory module connector 2 Slide the memory module firmly into the connector at a 45 degree angle and press the memory module down until it clicks into place If you do not hear the click remove the memory module and reinstall it 3 Slide the tabs on the memory module cover into the slots on the computer base and snap the memory module cover into place 4 Tighten the captive screw that secures the memory module cover to the compu
32. nect the fan cable to the system board connector Postrequisites 1 Follow the instructions from step 2 to step 5 in Replacing the System Board on page 61 2 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 3 Replace the hard drive See Replacing the Hard Drive on page 37 4 Replace the battery See Replacing the Battery on page 33 5 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 6 Replace the keyboard See Replacing the Keyboard on page 23 7 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 8 Replace the memory module s See Replacing the Memory Module s on page 13 9 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Thermal Cooling Assembly 69 70 Replacing the Thermal Cooling Assembly Removing the Display Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembl
33. on page 13 5 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Battery 33 34 Replacing the Battery Removing the Hard Drive A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance CAUTION To avoid data loss do not remove the hard drive while the computer is in Sleep or On state CAUTION Hard drives are extremely fragile Exercise care when handling the hard drive Prerequisites 1 Follow the instructions from step 1 to step 3 in Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 Removing the Hard Drive 35 Procedure 1 Slide the hard drive assembly toward the front of the computer to disconnect the hard drive assembly from the connector on the system board 2 Lift the hard drive assembly out of the computer base 1 hard drive 3 Remove
34. ove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the mSATA card See Removing the mSATA Card on page 43 9 Remove the system board See Removing the System Board on page 57 10 Remove the display assembly See Removing the Display Assembly on page 71 11 Remove the display bezel See Removing the Display Bezel on page 75 12 Remove the display hinges See Removing the Display Hinges on page 79 Removing the Display Panel 83 Procedure 1 Remove the screws that secure the display panel to the display back cover 2 Gently lift the display panel and turn it over 1 display back cover 2 display panel screws 4 84 Removingthe Display Panel 3 Peel the tape that is adhered over the display cable 4 Disconnect the display cable from the connector on the display panel 1 display cable 2 tapes Removing the Display Panel 85 86 Removing the Display Panel Replacing the Display Panel A WARNING Before working inside your comp
35. ove the palm rest assembly See Removing the Palm Rest Assembly on page 25 Remove the battery See Removing the Battery on page 31 Remove the hard drive See Removing the Hard Drive on page 35 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 Follow the instructions from step 1 to step 4 in Removing the System Board on page 57 Removing the Coin Cell Battery 63 Procedure 1 Disconnect the coin cell battery cable from the system board connector 2 Lift the coin cell battery along with the coin cell battery cable off the system board 1 coin cell battery cable 64 Removing the Coin Cell Battery Replacing the Coin Cell Battery A A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance 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 Connect the coin cell battery cable to the system board connector Postrequisites 1 W Follow the instructions from step 2 to step 5 in Repla
36. page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the mSATA card See Removing the mSATA Card on page 43 9 Remove the system board See Removing the System Board on page 57 10 Remove the display assembly See Removing the Display Assembly on page 71 11 Remove the display bezel See After Working Inside Your Computer on page 9 Removing the Display Hinges 79 Procedure 1 Remove the screws that secure the display hinges to the display panel 2 Lift the display hinges off the display back cover 1 display hinges 2 2 screws 6 80 Removing the Display Hinges Replacing the Display Hinges A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the screw holes on the display hinges with the screw holes on the display back cover 2 Replace the screws that secure the display hinges to the d
37. plug the cable from the network device A CAUTION Press and eject any installed card from the media card reader Recommended Tools The procedures in this document may require the following tools Phillips screwdriver Plastic scribe 8 Before You Begin After Working Inside Your Computer After you complete the replacement procedures ensure the following A Replace all screws and ensure that no stray screws remain inside your computer 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 electrical outlets CAUTION Before turning on your computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may damage your computer After Working Inside Your Computer 10 After Working Inside Your Computer Removing the Memory Module s A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Close the display and turn the computer over 2 Loosen the captive screw that secures the memory module cover to the co
38. r 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 ensure 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 Before You Begin 7 A CAUTION Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate static electricity which could harm internal components A 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 ensure that the connectors and ports are correctly oriented and aligned A CAUTION To disconnect a network cable first unplug the cable from your computer and then un
39. re 1 Align the palm rest assembly over the computer base 2 Press down on the palm rest assembly to snap it into place 3 Slide the status lights board cable touchpad cable touchpad status light cable and the hot key board cable into the connectors on the system board and press down on the connector latches to secure the cables 4 Replace the screws that secure the palm rest assembly to the system board 5 Close the display and turn the computer over 6 Replace the screws that secure the palm rest assembly to the computer base 7 Replace the rubber screw caps that cover the screws on the computer base Postrequisites 1 Replace the keyboard See Replacing the Keyboard on page 23 2 Replace the optical drive See Replacing the Optical Drive Assembly on page 17 3 Replace the memory module s See Replacing the Memory Module s on page 13 4 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Palm Rest Assembly 29 30 Replacing the Palm Rest Assembly Removing the Battery A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1
40. ter base 5 Follow the instructions in After Working Inside Your Computer on page 9 Replacing the Memory Modules 13 14 Replacing the Memory Module s Removing the Optical Drive Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites Follow the instructions from step 1 to step 3 in Removing the Memory Module s on page 11 Procedure 1 Using your fingertips slide the optical drive assembly out of the optical drive bay 1 optical drive assembly Removing the Optical Drive Assembly 15 Ww 16 Remove the screws that secure the optical drive bracket to the optical drive assembly Remove the optical drive bracket from the optical drive assembly Carefully pry the optical drive bezel and remove it from the optical drive assembly 1 optical drive bezel 2 optical drive screws 2 4 Optical drive bracket Removing the Optical Drive Assembly Replacing the Optical Drive Assembly A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before You
41. uisites 2 2 2 2 00 20000 eee 7 Removing the Keyboard Prerequisites eriac siats bee RE REE eS Procedure cd errem Soe uid we ue tied Ss 8 Replacing the Keyboard Procedure Lancet dew rU ERRARE TAS Postrequisites v ce Sng AT Ea AROS EEG 9 Removing the Palm Rest Assembly Prerequisites 3 3545 sc e Bote eto Metam n Me Procedure 2 indies de op uei t See ex 10 Replacing the Palm Rest Assembly Procedure cos ig ote oo the kt eon be A Se Contents 11 12 13 14 15 16 17 18 19 20 Postregulsites z 2b Skee AR oy ee tee Essi 29 Removing the Battery 31 Prerequisitess ts d its da ue at Ss r A A 31 Proc dure acoso the deeds be ln Bt See deis 32 Replacing the Battery 33 Procedure ioa ru hit ee ates AERA 33 Postrequisites A e ra a 2e 33 Removing the Hard Drive 35 Prerequisitess 7d sr dete e is toe s ae s 55 PrOCGQUIe 35 sues wee er exu EXAMS 56 Replacing the Hard Drive 37 ProCcedutke ooo cP onto BE aA ie et 37 Postrequisites aa 37 Removing the Wireless Mini Card 39 Prerequisites 0 ee ee 39 Procedure xus nerfs eae ewer aon NAE ewe 40 Replacing the Wireless Mini Card 41 Proced re asame anara AES 41 POStrEQUISILES nahr BERS he Oe ee ad 42 Removing the mSATA Card 43 Prerequisites s i Res RR rt E 43 Procedur 24 ase ee P
42. uter read the safety information that shipped with your computer and follow the steps in Before You Begin on page 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Connect the display cable to the connector on the display panel 2 Adhere the tape over the display cable 3 Gently place the display panel on the display back cover 4 Align the screw holes on the display panel with the screw holes on the display back cover 5 Replace the screws that secure the display panel to the display back cover Postrequisites 1 Replace the display hinges See Replacing the Display Hinges on page 81 2 Replace the display bezel See Replacing the Display Bezel on page 77 3 Replace the display assembly See Replacing the Display Assembly on page 73 4 Replace the system board See Replacing the System Board on page 61 5 Replace the mSATA card See Replacing the mSATA Card on page 45 6 Replace the wireless Mini Card See Replacing the Wireless Mini Card on page 41 7 Replace the hard drive See Replacing the Hard Drive on page 37 8 Replace the battery See Replacing the Battery on page 33 9 Replace the palm rest assembly See Replacing the Palm Rest Assembly on page 29 10 Replace the keyboard See Replacing the Keyboard on page 23
43. y on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the mSATA card See Removing the mSATA Card on page 43 9 Remove the system board See Removing the System Board on page 57 Removing the Display Assembly 71 Procedure 1 Remove the screws that secure the display assembly to the computer base 2 Lift the display assembly off the computer base 1 display assembly 2 screws 4 72 Removing the Display Assembly Replacing the Display Assembly A 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 7 After working inside your computer follow the instructions in After Working Inside Your Computer on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Place the display assembly on the computer base and align the screw holes on the display assembly with the screw holes on the computer base 2 Replace the screws that secure the display assembly to the computer base Postrequisites 1 Replace
44. you replace the system board Prerequisites 1 Remove the memory module s See Removing the Memory Module s on page 11 2 Remove the optical drive See Removing the Optical Drive Assembly on page 15 3 Remove the keyboard See Removing the Keyboard on page 19 4 Remove the palm rest assembly See Removing the Palm Rest Assembly on page 25 5 Remove the battery See Removing the Battery on page 31 6 Remove the hard drive See Removing the Hard Drive on page 35 7 Remove the wireless Mini Card See Removing the Wireless Mini Card on page 39 8 Remove the mSATA card See Removing the mSATA Card on page 43 Removing the System Board 57 Procedure 1 Pull the pull tab to disconnect the display cable from the connector on the system board 2 Gently pry out the coin cell battery that is adhered to the computer base 1 display cable 2 coin cell battery 58 Removing the System Board 3 Remove the screw that secures the system board to the computer base 4 Gently lift the system board and turn it over 1 screw 2 System board Removing the System Board 59 5 Pull the pull tab to disconnect the daughter board cable from the connector on the system board 6 Lift the system board off the computer base T daughter board cable 60 Removing the System Board Replacing the System Board A WARNING Before working inside your computer read the safety information LA that shipped
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