DELL Inspiron 14
Contents
1. Replace the base cover oU U0CN N H Replace the battery 48 Removing the I O Board A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Remove the base cover Remove the optical drive Remove the keyboard anpWD HP Remove the palm rest Procedure 1 Using the pull tab disconnect the O board cable from the I O board 2 Remove the screws that secure the I O board to the computer base 49 3 Liftthe I O board off the computer base 1 screws 2 2 I O board 3 pull tab 4 O board cable 50 Replacing the I O Board A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the screw holes on the I O board with the screw holes on the computer base 2 Replace the screws that secure the I O board to th2. Prerequisite Sier ete op RI HE UTERETUR 67 Proc d te eC 67 Replacing the Display AssembWly 70 ProCedUte sec ot eno De RR REOR REND UTR NS 70 Postsrequisites su c o ta REUNIR USER decrees tang tie tga agis 70 Removing the Display BezeL sess 71 Pieredquisitesz co Gb e eomm vatem im e b eid 71 Proced re stet re ettet ee tm t teinte d e ted lat dita tela ae 7 Replacing the Display Bezel sssuss 73 Proced te eed e ee REG ee es cde AG ee aes 73 Post fedqulisitesii uce co epa tata Ra eng alone qe a Ce pce 73 Removing the Display PaneL ssssse 74 PREVEQUISILES cm pa eet estote ie T ema infe inten sees E ae 74 PrOCCdUIE tinea aaa E 75 Replacing the Display PaneLl sss 78 Procedure ite tentes tuta e UE det et et netus i btts 78 Post r qulsites see ee ete eee rete diet et ete 78 Removing the Display Hinge and Bracket Assembly 79 Prerequisites zs icto oae reb tente obe son mtr ter e RS 79 Proced te ect cit te ertet m t DOSES etc bo estatus 79 Replacing the Display Hinge and Bracket Assembly 81 Procedure undae e te e ad ed ee tede a 81 Postsredulsites eoi be chen ek P EET E 81 Removing the Came ra sccssssscsscsesessesssseneeeeseeeseeseneenenesees 82 Prerequisite Sa ironiaa cereo ados Modulo te as
3. battery 17 Removing the Optical Drive A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the battery 2 Remove the base cover Procedure 1 Remove the screw that secures the optical drive assembly to the computer base 18 2 Using your fingertips slide the optical drive assembly out of the optical drive bay 1 1 optical drive assembly 2 screw 3 Carefully pull the optical drive bezel and remove it from the optical drive 19 4 Remove the screw that secures the optical drive bracket to the optical drive assembly and remove the optical drive bracket 1 optical drive bezel 2 optical drive optical drive bracket 4 screw 20 Replacing the Optical Drive A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure Align the t
4. cable 36 Removing the Wireless Card A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the battery 2 Remove the keyboard Procedure 1 Disconnect the antenna cables from the wireless card 2 Remove the screw that secures the wireless card to the system board 57 Slide and remove the wireless card out of the wireless card slot 1 wireless card slot 2 antenna cables 2 5 wireless card 4 screw 58 Replacing the Wireless Card A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure A CAUTION To avoid damage to the wireless card do not place any cables under it 1 Align the notch on the wireless card with the tab on the wireless card slot 2 Insert the wireless card into the wireless card slot W Replace the screw that
5. hard drive assembly to the computer base 7 Connect the hard drive cable to the system board Post requisites 1 Replace the base cover 2 Replace the battery 29 Removing the Keyboard A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Procedure 1 Using a plastic scribe pry the keyboard out 2 Carefully slide the keyboard up to release the tabs on the keyboard from the slots on the palm rest 30 3 Turn the keyboard over and place it on the palm rest 1 plastic scribe 2 keyboard 3 tabs 5 31 4 Lift the latches and disconnect the keyboard cable and the keyboard backlight cable from the system board 1 keyboard cable 2 latches 2 keyboard backlight cable 4 keyboard 5 Lift the keyboard off the palm rest 32 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the R
6. together If either the system board or the heat sink is replaced use the thermal pad provided in the kit to make sure that thermal conductivity is achieved JIN CAUTION Incorrect alignment of the heat sink can cause damage to Procedure 1 Align the screw holes on the heat sink with the screw holes on the system board 2 In sequential order indicated on the heat sink tighten the captive screws that secure the heat sink to the system board Post requisites Replace the system board Replace the fan Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover NAO Ui PWD PF Replace the battery 63 Removing the Power Adapter Port A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Remove the base cover Remove the optical drive Remove the keyboard apt WDY HP Remove the palm rest Procedure 1 Disconnect the power adapter port cable from the system board 2 Note the power adapter port cable routing and remove it from the routing guides on the computer base 64 3 Lift the power adapter port along w
7. 51 Procedure nirs neon E 51 Postsredulsites sau in sciat em tet tu Meteo thet 51 REMOVING the Fan inrer rette nino 52 Prerequisites 2440 ect emite iet man al e ae Rothe iat epa aca Lee 52 Procedure teo ea ee heeds ees 52 Replacing the Faft riiv aai anea a reine proce ido aerea NY 54 Mifefeze W pe 54 Post Tredulsites urat t ode neret debe ep en 54 Removing the System Board sess 55 Prerequisitesz 2 oie ea bem ee teet d enu dev 55 M rero e U s I AS 55 Replacing the System Board sss 59 Ptoced te eet epe EE e t e at RE 59 Postsrequisites EVER USE RERO IPRC RR DR 59 Entering the Service Tag in the BIOS 60 Removing the Heat Sink eene 61 Prerequisites ea Re b aot e eb e i cee t e ed 61 Procedure iisto EY 61 Replacing the Heat SINK cccsssceeseeesseeceeeeeeeeeeesseeesenenseees 63 Procedures eure rr umo d aE a e a ute AER 65 Posteregulsites eters tort SAT eet es aac 65 Removing the Power Adapter Port 64 Pr er quisitest miembro cesa Ie besote aetna reed ted n TI REALES 64 Procedure so cab ERNOBRROBE ERREUR 64 Replacing the Power Adapter Port 66 Proced rexo cu toits ert e Dee em metae t etuus 66 PoSt Tequlsites cte RAE ane estonia essences tigate 66 Removing the Display Assembyly sss 67
8. ERE AER 50 Procedure sicco detenti m n OU DUC eec ie ahaa 50 Replacing the Keyboard eese 33 Procedure site EE 33 POSst requisites vs 2 n del ane t eee Pa t lean 33 Folding the Keyboard Cables eir Re ERREUR peed pareene 55 Removing the Wireless Card esses 37 Prerequisiteso ss muestre etre nq eot rise Mie ear ante ted 37 Proc d r nirso E 57 Replacing the Wireless Card 39 Procedure eR qp nea asin epe midi 59 Postsrequisites s ce ta REGERE UE RPG ed agi eS 59 Removing the Palm Rest eene 40 PREFEQGUISILES cu cen bes bete atem eem t OM 40 Proced re ertet eet t rer e e eet ire d n eee tends 40 Replacing the Palm Rest eene 45 Mese LEE 45 PoSE f amp dgulsltes c sie oe aa dr dieat e PER te dre EUR 45 Removing the Coin Cell Battery 46 Pr requisites c erede nean TR RET RUE UR I 46 Procedures serae e beue e he Re ae ees 46 Replacing the Coin Cell Battery 48 Procedure cotton Leiter n Mb ond Pres Ue men iaga 48 PoSt redulsites 4 i4 EEE EEEE uo use AUN i uo 48 Removing the I O Board esses 49 Preredquisites a ds ren EH ee ne Eds 49 Proced ra st necesario tub obe teme IR DTE HUE dmt won eh atf 49 Replacing the I O Board eene
9. IOS when an update is available or when you replace the system board To flash the BIOS 1 2 3 10 11 88 Turn 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 computers Service Tag click Detect My Product to allow automatic detection of the Service Tag NOTE If the Service Tag cannot be detected automatically select your product under the product categories Click Get Drivers and Downloads Click View All Drivers 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 Getting Help and Contacting Dell Self Help Resources You can get information and help on Dell products and services using these online self help resources Self Help Information Accessing Windows Help Information about Dell products and services Troubleshooting information user manuals setup instructions product specifications technical help blogs drivers software updates and so on Information about Microsoft Windows 8 1
10. Information about Microsoft Windows 7 Learn about your operating system setting up and using your computer data backup diagnostics and so on Contacting Dell Self Help Options Windows 8 1 Open the Search charm type Help and Support in the search box and press Enter Windows 7 Click Start Help and Support See dell com See dell com support See dell com windows8 Click Start All Programs Dell Help Documentation See Me and My Dell at dell com support manuals To contact Dell for sales technical support or customer service issues see dell com contactdell NOTE Availability varies by country and product and some services may not be available in your country 89 90 NOTE If you do not have an active internet connection you can find contact information on your purchase invoice packing slip bill or Dell product catalog
11. Inspiron 14 7000 Series Service Manual Computer Model Inspiron 7447 Regulatory Model P55G Regulatory Type P55G001 Notes Cautions and Warnings K NOTE A NOTE indicates important information that helps you make better use of your computer A CAUTION A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2014 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their respective companies 2014 07 Rev AOO Contents Before Working Inside Your Computer 9 Before YOU Begin ione rtt e a aa feni ter eee Pert dr rece edt Ses 9 Safety IastFUctIOns de eot treat te s pneter eI un eddie a 9 Recommended Tools errori dno trinh geni naue aan 11 After Working Inside Your Computer 12 Removing the Battery esee 15 Procedure 8 tbs ER 13 Replacing the Battery eese 14 Procedure secta eset ect do ie te te ec ed ed e He Mi erede reda 14 Removing the Base Cowver seen 16 Prer quisit
12. Route the l O board cable through the routing guides on the computer base 4 Connect the l O board cable to the I O board 5 Route the antenna cables through the routing guides on the computer base 6 Adhere the tape securing the antenna cables to the speaker 7 Connect the antenna cables to the wireless card 8 Route the display cable through the routing guides on the computer base 9 Connect the display cable to the system board and adhere the tape Post requisites 1 Replace the palm rest 2 Replace the keyboard 3 Replace the optical drive 4 Replace the base cover 5 Replace the battery 70 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the display assembly Aun 5 UN BE Procedure 1 Using your fingertips carefully pry up the inside edges of the display bezel 71 2 Remove the display bezel off the display back cover 1 display bezel 2 display back cover 72 Replacing the Display Bezel A WARNING Before
13. Tag in the BIOS setup program after you replace the system board Procedure 1 Connect the l O board cable to the system board 2 Turn the system board over 3 Slide the ports on the system board into the slots on the computer base and place the system board on the computer base 4 Connect the display cable to its connector on the system board and adhere the tape 5 Connect the power adapter port cable to its connector on the system board 6 Route the l O board cable through the routing guides on the computer base 7 Connect the l O board cable to the connector on the I O board Post requisites 1 Replace the wireless card 2 Replace the fan 3 Replace the palm rest 4 Replace the keyboard 5 Replace the optical drive 6 Replace the base cover 7 Replace the battery 59 Entering the Service Tag in the BIOS 1 Turn on the computer Press F2 when the DELL logo is displayed to enter the BIOS setup program 3 Navigate to the Main tab and enter the Service Tag in the Service Tag Input field 60 Removing the Heat Sink A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance WARNING The h
14. abs on the optical drive bezel with the slots on the optical drive and snap the optical drive bezel into place 2 Align the screw hole on the optical drive bracket with the screw hole on the optical drive assembly 3 Replace the screw that secures the optical drive bracket to the optical drive assembly 4 Slide the optical drive assembly into the optical drive bay and align the screw hole on the optical drive assembly with the screw hole on the computer base 5 Replace the screw that secures the optical drive assembly to the computer base Post requisites 1 Replace the base cover 2 Replace the battery 21 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites 1 Remove the battery 2 Remove the base cover Procedure 1 Use your fingertips to carefully spread apart the securing clips on each end of the memory module slot until the memory module pops up 22 2 Slide and remove the memory module from the memory module slot 1 securing clips 2 2 memory module slot 3 memory module 25 Replacing the Memory Module s A WARNING Before worki
15. ce the display assembly Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover N AW i UN PF Replace the battery 81 Removing the Camera A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites ANA UO BRWYDN PB Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the display assembly Remove the display bezel Remove the display panel Procedure 82 Peel off the camera cable from the display back cover Using a plastic scribe gently pry the camera from the display back cover and turn it over Peel off the tape that secures the camera cable to the camera 4 Disconnect the camera cable from the camera 1 camera cable 2 camera plastic scribe 4 tape 83 Replacing the Camera A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more
16. cen Am ot th 82 Proced ra trea aeo ee dt CE 82 Replacing the Cameta riori ct rhet rti rktin nenne rar v andis 84 Proced res ce stem ec D RC DRG PI ROS ei ec ong 84 POSt Tequlsites rece tree ta et utate tate 84 Removing the Speakers eene 85 Pr r dulsitess ic eh e la metier 85 Proced re sette oet et te n eet teo dh t e rers 85 Replacing the Speakers eese 87 Proced te eee Re Gal LM RHEINE en 87 Postsrequisiteszcs sco ER OR ER PR RERO RS 87 Flashing the BIOS uccisi innare SR ERR xF RE Ter pae qr biu 88 Getting Help and Contacting DelL 89 Self Help Reso reces dios meon eget teoria ee 89 Contacting Dell 5 has SAW ASS ANA RERUMS 89 Before Working Inside Your Computer A CAUTION To avoid damaging the components and cards handle them by their edges and avoid touching pins and contacts K NOTE The images in this document may differ from your computer depending on the configuration you ordered Before You Begin 1 Save and close all open files and exit all open applications Shut down your computer Windows 8 1 On the Start screen click or tap the power icon o M Shut down Windows 7 Click or tap Start Shut down NOTE If you are using a different operating system see the documentation of your operating system for shut down instructions 3 Disconnect your computer and all attac
17. e computer base 3 Connectthe l O board cable to the I O board Post requisites Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover aptWDY BP Replace the battery 51 Removing the Fan A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites anpWD HP Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Procedure hWDN Hn 52 Remove the screw that secures the fan to the computer base Disconnect the speaker cable from the system board Peel off the speaker cable from the fan Disconnect the fan cable from the system board 5 Lift the fan off the computer base 1 screw speaker cable 4 fan fan cable 55 Replacing the Fan A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Complia
18. eat 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 NO wu PWD PF Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the fan Remove the system board Procedure Ea 1 2 NOTE The appearance of the heat sink on your computer may differ from the image shown in this chapter Turn the system board over and place it on a flat surface In sequential order indicated on the heat sink loosen the captive screws that secure the heat sink to the system board 61 3 Liftthe heat sink off the system board 1 heat sink 2 captive screws 7 62 Replacing the Heat Sink A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance the system board and processor NOTE The original thermal grease can be reused if the original system board and heat sink are reinstalled
19. egulatory Compliance home page at dell com regulatory_compliance Procedure K NOTE If you are installing a new keyboard fold the cables the same way they are folded on the old keyboard For more information see Folding the Keyboard Cables 1 Slide the keyboard cable and the keyboard backlight cable into the connectors on the system board and press down on the latches to secure the cables 2 Turn the keyboard over 3 Slide the tabs on the keyboard into the slots on the palm rest and snap the keyboard into place Post requisites Replace the battery Folding the Keyboard Cables A CAUTION Do not apply excess pressure while folding the cables The cables on the keyboard are not folded when you receive a replacement keyboard Follow these instructions to fold the cables on the replacement keyboard the same way they are folded on the old keyboard 33 K NOTE Keyboard backlight cable is present only on a backlit keyboard 1 Place the keyboard on a flat and clean surface 1 keyboard cable 2 keyboard 3 keyboard backlight cable 34 2 Gently fold the keyboard backlight cable till the edge of the keyboard cable as shown in the image 1 keyboard cable 2 keyboard backlight cable 35 3 Gently fold the keyboard cable with the end aligned at the fold line as shown in the image 1 keyboard cable 2 keyboard backlight cable 3 fold line 1 keyboard cable 2 keyboard 3 keyboard backlight
20. es x eu NE p nti rV a ans 16 Procedures d scooter ite ete dtes eed si ie ami Ae a I M rU 16 Replacing the Base Cowver esses 17 Procedure eene et cete crt eed ede He P Rd 17 Post redulsit s cete ertet tte mt e eth redd PER ee ie 17 Removing the Optical Drive esses 18 Prer quisites uie Es ante rami eb rie m ET ie p eodem 18 Procedure seterio n a a SUY athe achat taht 18 Replacing the Optical Drive eeeseessssss 21 Procedures teint Mesa epe tette m e Honora Deco ered ae Mm Ma pus 21 Post r dulsites ees dert e eire e pee e tete td Rede 21 Removing the Memory Module s 22 Prer dulsitess c ten Doo Gt heme e ar ec d aee Re 22 Procedure er ettet ete trm e i ee e E er eios 22 Replacing the Memory Module s 24 Proced te meo MEHREREN HERE AR ERU 24 Post requisitesc sco er m E o n oo ted 25 Removing the Hard Drive esses 26 Pr requisites ce cin cote vee vient teo eR ET RE aaa ee ea REESE 26 Procedure arer a e aen eee e ihe eec ree 26 Replacing the Hard Drive sess 29 Procedure teet teat at gi Pee e t Ie S eed tet 29 POSt T QUISILGS 5 ceste tiet tese ES ee dre venen ende ee 29 Removing the Keyboard eese 350 Preredquisites cte tete paene T UC
21. h your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance A 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 Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Uc UC n2 v BF Remove the palm rest Procedure Using a plastic scribe gently pry out the coin cell battery out of the battery socket on the system board 46 1 3 plastic scribe battery socket 2 4 coin cell battery system board 47 Replacing the Coin Cell Battery A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure With the positive side facing up snap the coin cell battery into the battery socket on the system board Post requisites Replace the palm rest Replace the keyboard Replace the optical drive
22. hed devices from their electrical outlets 4 Disconnect all cables such as telephone cables network cables and so on from your computer 5 Disconnect all attached devices and peripherals such as keyboard mouse monitor and so on from your computer 6 Remove any media card and optical disc from your computer if applicable Safety Instructions Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety 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 A gt Db D 10 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 anythi
23. ith its cable off the computer base 1 power adapter port 2 power adapter port cable 65 Replacing the Power Adapter Port A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Insert the power adapter port into the slot on the computer base 2 Route the power adapter port cable through the routing guides on the speaker 3 Connect the power adapter port cable to the system board Post requisites Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover apWD H Replace the battery 66 Removing the Display Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory compliance Prerequisites U A 0 N xN HP Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm re
24. lift the display panel and turn it over 1 display panel 2 display back cover 3 Peeloffthe tape and disconnect the display cable from the display panel 1 display panel 2 tape 3 display cable 4 display back cover 76 4 Lift the display panel away from the display back cover 77 Replacing 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Connect the display cable to the display panel Adhere the tape that secures the display cable to the display panel 3 Gently place the display panel on the display back cover and align the screw holes on the display panel with the screw holes on the display back cover 4 Replace the screws that secure the display panel to the display back cover Post requisites Replace the display bezel Replace the display assembly Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover NAO wu PWD PF Replace the battery 78 Removing the Display Hinge and Bracket Assembly A WARNING Before working inside your computer read the safety information that shipped with you
25. lm rest from the slots on the computer base 1 tabs 8 2 computer base 3 palm rest 4 plastic scribe Turn the computer over and open the display as far as possible 43 8 Lift the palm rest at an angle and remove it from the computer base 1 palmrest 2 computer base 44 Replacing the Palm Rest A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align and place the palm rest on the computer base 2 Press down on the edges of the palm rest to snap it into place 3 Replace the screws that secure the palm rest to the computer base 4 Slide the touchpad cable into the connector on the system board and a ul 7 press down on the latch to secure the cable Close the display and turn the computer over Connect the hard drive cable to the system board Replace the screws that secure the palm rest to the computer base Post requisites hWN BE Replace the keyboard Replace the optical drive Replace the base cover Replace the battery 45 Removing the Coin Cell Battery A WARNING Before working inside your computer read the safety information that shipped wit
26. nce home page at dell com regulatory_compliance Procedure 1 Place the fan on the computer base and align the screw hole on the fan with the screw hole on the computer base Replace the screw that secures the fan to the computer base Adhere the speaker cable on the fan Connect the speaker cable to the system board oa pW mN Connect the fan cable to the system board Post requisites Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover aptWDN HP Replace the battery 54 Removing the System Board A Ea Ea Ea WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer 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 setup program after you replace the system board NOTE Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program You must make the desired changes again 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 yo
27. ng 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 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 ports and connectors 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 Philips screwdriver e Plastic scribe 11 After Working Inside Your Computer A CAUTION Leaving stray or loose screws inside your computer may severely damage your computer 1 Replace all screws and make sure that no stray screws remain inside your computer 2 Connect any external devices peripherals and cables you removed before working on your computer 3 Replace any media cards discs and any other part s that you removed before working on your computer 4 Connect you
28. ng inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Align the notch on the memory module with the tab on the memory module slot 24 2 Slide the memory module firmly into the slot at an angle and press the memory module down until it clicks into place NOTE If you do not hear the click remove the memory module and reinstall it 1 memory module 2 securing clips 2 3 tab 4 notch Post requisites 1 Replace the base cover 2 Replace the battery 25 Removing the Hard Drive A A A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive CAUTION To avoid data loss do not remove the hard drive while the computer is in Sleep or On state Prerequisites 1 Remove the battery 2 Remove the base cover Pr
29. ocedure 1 Using the pull tab disconnect the hard drive cable from the system board 2 Remove the screws that secure the hard drive assembly to the computer 26 base 3 Gently lift the hard drive assembly out of the computer base 1 pull tab 2 hard drive assembly 3 screws 4 4 Disconnect the interposer from the hard drive Remove the screws that secure the hard drive bracket to the hard drive 5 27 6 Lift the hard drive out of the hard drive bracket 1 screws 4 2 interposer 3 hard drive bracket 4 hard drive 28 Replacing the Hard Drive A A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure 1 Connect the interposer to the hard drive 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 into the hard drive bay 5 Align the screw holes on the hard drive assembly with the screw holes on the computer base 6 Replace the screws that secure the
30. r computer and all attached devices to their electrical outlets 5 Turn on your computer 12 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Close the display and turn the computer over 2 Slide the battery release latches to the unlock position 3 Using your fingertips lift the battery at an angle and remove the battery off the computer base 1 battery 2 battery release latches 2 3 computer base 4 Turn the computer over open the display and press the power button for five seconds to ground the system board 15 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Insert the battery at an angle into the battery bay and align the tabs on the battery with the slots on the battery bay 1 ba
31. r computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites NOU PWN PF Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the display assembly Remove the display bezel Procedure 1 Remove the screws that secure the display hinge and bracket assembly to the display back cover 79 2 Liftthe display hinge and bracket assembly off the display back cover 1 screws 10 2 display hinge and bracket assembly 2 80 Replacing the Display Hinge and Bracket Assembly A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer 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 hinge and bracket assembly with the screw holes on the display back cover 2 Replace the screws that secure the display hinge and bracket assembly to the display back cover Post requisites Replace the display bezel Repla
32. safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Connect the camera cable to the camera Adhere the tape that secures the camera cable to the camera 3 Turn the camera over and using the alignment post place the camera on the display back cover 4 Adhere the camera cable to the display back cover Post requisites Replace the display panel Replace the display bezel Replace the display assembly Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover ANA WO BRWYDY BE Replace the battery 84 Removing the Speakers A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites OANA A RWDYD HP e o Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the fan Remove the wireless card Remove the system board Remove the power adapter port Remove the display assembly Procedure Note the speaker cable routing and remove the speaker cable from its routing guides on the computer base Note the po
33. secures the wireless card to the system board 4 Connect the antenna cables to the wireless card The following table provides the antenna cable color scheme for the wireless card supported by your computer Connectors on the wireless card Antenna cable color Main white triangle white Auxiliary black triangle black Post requisites 1 Replace the keyboard 2 Replace the battery 39 Removing the Palm Rest A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Remove the base cover Remove the optical drive BhWDN HG Remove the keyboard Procedure 1 Remove the screws that secure the palm rest to the computer base 40 2 Liftthe latch and using the pull tab disconnect the touchpad cable from the system board 1 screws 3 2 latch pull tab 4 touchpad cable 3 Close the display and turn the computer over 4 Remove the screws that secure the palm rest to the computer base 41 5 Disconnect the hard drive cable from the system board 1 computer base 2 screws 12 5 hard drive cable 42 Using a plastic scribe release the tabs on the pa
34. sition of the rubber grommets before lifting the speaker cable 85 3 Liftthe speakers along with the speaker cable off the computer base 1 speaker cable 2 speaker cable routing 3 rubber grommets 6 4 speakers 2 86 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure K NOTE The rubber grommets may get pushed out while replacing the speakers Ensure that the rubber grommets are in their position after placing the speakers on the computer base 1 Using the alignment posts on the computer base place the speakers on the computer base 2 Replace the rubber grommets if they are pushed up while replacing the speakers 3 Route the speaker cable through the routing guides on the computer base Post requisites Replace the display assembly Replace the power adapter port Replace the system board Replace the wireless card Replace the fan Replace the palm rest Replace the keyboard Replace the optical drive OANA OA 5 UO m x HP Replace the base cover 10 Replace the battery 87 Flashing the BIOS You may need to flash update the B
35. st Procedure Peel off the tape and disconnect the display cable from the system board Note the display cable routing and remove the cable from its routing guide Disconnect the antenna cables from the wireless card Peel off the tape that secures the antenna cables to the speaker Note the antenna cable routing and remove the cables from their routing guide Using the pull tab disconnect the l O board cable from the I O board 67 7 Note the l O board cable routing and remove the cable from its routing guide 1 tapes 2 2 display cable 3 antenna cables 2 4 O board cable 8 Remove the screws that secure the display assembly to the computer base 68 9 Lift the display assembly off the computer base 1 display assembly 2 screws 4 3 computer base 69 Replacing the Display Assembly AN WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory compliance Procedure 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 3
36. ttery 2 computer base 14 2 Pressthe battery down until it snaps into place 1 battery 2 computer base 3 Turn the computer over and open the display as far as possible 15 Removing the Base Cover A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Procedure 1 Loosen the captive screw that secures the base cover to the computer base 2 Pryand lift the base cover off the computer base 1 captive screw 2 base cover 16 Replacing the Base Cover A WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure 1 Slide the tabs on the base cover into the slots on the computer base and snap the base cover into place 2 Tighten the captive screw that secures the base cover to the computer base Post requisites Replace the
37. u replace the system board Prerequisites NAO UU i 0 mN PF Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the fan Remove the wireless card Procedure Using the pull tab disconnect the l O board cable from the connector on the I O board Note the l O board cable routing and remove it from the routing guides Peel off the tape and disconnect the display cable from the connector on the system board 55 4 Disconnect the power adapter port cable from the connector on the system board 1 1 O board cable 2 pull tab power adapter port cable 4 tape 5 display cable 56 5 Liftthe system board at an angle and release the ports from the slots on the computer base 1 system board 2 computer base 6 Turn the system board over 57 7 Disconnect the l O board cable from the system board 1 1 O board cable 2 system board 58 Replacing the System Board A Es WARNING Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer 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
38. working inside your computer read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Procedure Align the display bezel with the display back cover and gently snap the display bezel into place Post requisites Replace the display assembly Replace the palm rest Replace the keyboard Replace the optical drive Replace the base cover aA un BWYD BE Replace the battery 73 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 Working Inside Your Computer After working inside your computer follow the instructions in After Working Inside Your Computer For more safety best practices see the Regulatory Compliance home page at dell com regulatory_compliance Prerequisites Remove the battery Remove the base cover Remove the optical drive Remove the keyboard Remove the palm rest Remove the display assembly Remove the display bezel N Au BPWYDN PF 74 Procedure 1 Remove the screws that secure the display panel to the display back cover 1 screws 4 2 display back cover display panel 75 2 Gently
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