Inspiron 24 7000 Series Service Manual
Contents
1. sess 83 Prerequisites sunm dec pec e aere diee Cw E ed 83 Procedure secs atte beer tete a ee a Ra en i oe 83 Replacing the display paneLl ssss 89 Procedure ts to prs oer seremos Mosa Cat Abe thes Antes iate tier 89 Post requisites cite ele ee tete te d etel etes 89 Removing the control buttons board 91 Pre redquisites ce re e He pee GERE ee 91 Proced rg eter Eee Rau 92 Replacing the control buttons board 94 Proc dure MER ERE 94 P st requisites sce ee Hee ee egets 94 Clearing forgotten passwords eee 95 Clearing CMOS settings eese 97 Flashing the BIOS uirnerrretit eterna rae darai dh 99 Getting help and contacting DelL 100 Self help resources cete RR TER RUP Usati 100 Contacting Delle titt det oe Pre ee etr on Prat Ie a 101 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 2 Shut down your computer Windows 10 Click or tap Start gt Power Shut down Win2. Procedure 1 Slide the display cable I O cable and antenna cables through the cable slot on the computer base 2 Place the computer base on the stand assembly and align the screw holes on the computer base with the screw holes on the stand assembly 3 Replace the screws that secure the computer base to the stand assembly 4 Connect the display cable and I O cable to the system board Post requisites 1 Replace the wireless card 2 Replace the base cover 57 Removing the hard 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 www dell com regulatory_compliance A CAUTION Hard drives are fragile Exercise care when handling the hard drive AN CAUTION To avoid data loss do not remove the hard drive while the computer is in sleep or on state Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base Procedure 1 Disconnect the speaker cable from the system board 38 2 Note the speaker cable routing and remove the cable from the routing guides on the hard drive assembly 1 speaker cable 2 routing guide 3 Remove the screws that secure the hard drive assembly to
3. Replace the screws that secure the camera assembly to the display bezel Adhere the foil over the camera assembly Procedure for replacing the 2D camera 1 Connect the camera cable to the camera and turn it over 2 Slide the camera into the camera bracket 3 Align the screw holes on the camera assembly with the screw holes on the display bezel 4 Replace the screws that secure the camera assembly to the display bezel Post requisites 1 Replace the back cover 2 Replace the computer base 3 Replace the wireless card 4 Replace the base cover 66 Removing the microphone 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base 4 Remove the back cover Procedure K NOTE The left and right microphones cannot be swapped Note their location so that you can replace them correctly 1 Push the securing tab inward and slide the microphone out of the slot on the display bezel 67 2 Disconnect the microphone cable from the microphone left microphone 2 right microphone tabs 2 4 microphone ca
4. eene 55 Prerequisites i eoe tbe emet dents er cote en rone iE 55 Procedure uci de tonem mb 35 Replacing the computer base esses 37 PFOCCO MEE 37 Postsredulsites s ceret aad EE RETE Ire Monae a ED rae 37 Removing the hard drive eese 38 Prerequisites de eet ER eee ina Re RED ge Rd 58 Procedure cimi attt bt meret te CR TR ERES 58 Replacing the hard drive eene 41 Procedure duco ALBUS eb ttd up 41 Postsredguisites uin bte tem dece n ont et vl bb A gene 41 Removing the speakers eese 42 Pr r amp dulSitesu cette ertet pq et EN cete 42 Procedure xcti uUo uta NU vri E TOR 42 Replacing the speakers esee 44 Procedures oe neve e ORE RET EI IR RR 44 Post requisites rc tee eer m eh a ot eb rcs 44 Removing the USB board seen 45 Preredquisites entree abies a a ral leid ate d e Pe toe oed 45 PROCS NE 8 E uie cos murs deitate up iie Ms MEM SU M daca Ai a 45 Replacing the USB board esee 47 Proc dure secat ben md Ug pec o bebe d ats 47 Postsredulsit S c s ive te ete IO n e Died ede rae e CHA BR 47 Removing the farn csccsssscssssesseseneeeesessnecenesseensnesseneneeeenes 48 Preredquisites tee SR etaed e ree ene me eee od 48 Procedure i oe te ttem et eed 48 Replacing the T i ined p idee dotate i t aes 50 Pro
5. sss 17 Procedure ones o ut pte Bereit ERR odis 17 Replacing the memory module 19 Procedures scie ec t ERUNT EHE Sie 19 Removing the base cover 21 Procedure exc ee n E a t tet RS 21 Replacing the base cover eese 23 Procedure Josse can ea in c ram itis els oe iue ci eoi one e oc f 23 Removing the MSATA card eene 24 Pr r amp qulsites 7 3 so cms se ehe hore tercer te deae e edet ote e 24 Procedure aronet htec metta Ee te te toe mda Raten 24 Replacing the mSATA card eee 26 Procedure one tue onte en pner e tue 26 Post requisites tette e dete ce gta vd Lee ea n de 27 Removing the coin cell battery essss 28 Preredquisites recte ee aad eA none i eee 28 Proeedra iuc asp Du itu c Re 28 Replacing the coin cell battery 30 PFOCEAUIG sc aspe tomes Tee em 50 P st requisites s ee HERR Re e ondes 30 Removing the wireless card sees 351 Prerequisites ooo tete berto ten Ete ret pute re t eie co ier 51 PROCS 8 PEEN BE RCM DRE IPEA 51 Replacing the wireless card esses 33 PrOCEd UIC tira eure ene pe v ener aan ene rerun dain eee ER 33 PoStsrequisites cerea Pho o e DEO enna Dn id do Bell Melanin At ges 54 Removing the computer base
6. sus eoe eee reo odi e e eese 66 Removing the microphone eese 67 Prer quisites ces reU pte spe imd eq end ira Oe d 67 Proced res soo em oL titted shes teks ead ie oh Paca us MS bc 67 Replacing the microphone esee 69 Procedure idc coe Dg hsc em co uela ttu deu 69 Postsrequisites ite tel ete ecc tenore gta rd Lene ben tmd eet 69 Removing the converter board esses 70 Pr redquisites Je tee dp pO Innen 70 Proeedraz iuc EDU ERE RR s 70 Replacing the converter board 72 P OCedutes eee on eee E ALS D E thts cee rates tet AE 72 Post requisites 4 s eee Re e ee T T ees 72 Removing the power button module 73 Prerequisites oretenus ga He Peter boten 73 Procedure A soe i ceil Sterne tag Naa anita etie edt iei Hadi DL Me 73 Replacing the power button module 75 ProcedUre sentiet lear aie a cmt ei bed ac 75 PoStsrequisites iae bros Phor e OO annie Dif io Aen De EEUU Artus 75 Removing the stand assembly eessss 76 Prerequlsites e te eec tee eee iei eee Een 76 Procedure uc ode dte teneo miS 76 Replacing the stand assembly 81 Procedure uum doc eoe te tette ete ate ine eunt cedere abies 81 Post requisites xus codec e RE ote teilt 81 Removing the display paneLl
7. 2 Slide and remove the mSATA card from the mSATA card slot 1 screw 2 mSATA card 3 mSATA card slot 25 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 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 www dell com regulatory_compliance Procedure 1 Align the notch on the mSATA card with the tab on the mSATA card slot 2 Slide the mSATA card at an angle into the mSATA card slot 26 3 Pressthe other end of the mSATA card down and replace the screw that secures the mSATA card to the system board 2 1 HE screw 2 mSATA card notch 4 tab mSATA card slot Post requisites Replace the base cover 27 Removing 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 www dell com regulatory_compliance A CAUTION Removing the coin cell battery resets the BIOS setup program s settings to default It is recommended that you note the
8. 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 www dell com regulatory_compliance Procedure 1 Place the display panel on a flat and clean surface 2 Align the screw holes on the brackets with the screw holes on the display panel 3 Replace the screws that secure the brackets to the display panel 4 Align the screw holes on the brackets with the screw holes on the display bezel and place the display panel on the display bezel K NOTE Ensure that no cables are placed under the display panel 5 Adhere the cable on the display panel 6 Slide the cables into the connectors on the display panel and close the latches to secure the cables 7 Replace the screws that secure the display assembly to the display bezel 8 Align the screw holes on the middle cover to the screw holes on the display bezel 9 Replace the screws that secure the middle cover to the display bezel 10 Connect the display backlight cable to the middle cover 11 Connect the power button cable to the middle cover 12 Adhere the tape to the power button module Post requisites 1 Replace the stand assembly 2 Replace the microphones 3 Replace the camera 4 Replace th
9. BIOS setup program s settings before removing the coin cell battery Prerequisites Remove the base cover Procedure 1 Disconnect the coin cell battery cable from the system board 2 Note the cable routing and remove the cable from the routing guide on the system board 28 3 Peel off the coin cell battery from the system board 2 1 coin cell battery 2 coin cell battery cable 29 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 www dell com regulatory_compliance Procedure 1 Adhere the coin cell battery to the system board 2 Route the cable through the routing guide on the system board 3 Connectthe coin cell battery cable to the system board Post requisites Replace the base cover 30 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 www dell com regula
10. 13 display cable 15 converter cable 17 power button board cable 19 control buttons board cable auxiliary antenna cable right microphone camera cable left microphone main antenna middle cover stand converter board control buttons board display backlight cable 15 System board components JA 10 9 1 wireless card slot 2 display cable connector 5 1 O cable connector 4 fan cable connector 5 USB board cable connector 6 speaker cable connector Z CMOS and password jumpers 8 hard drive connector 9 mSATA card slot 10 memory module slots 2 11 coin cell battery cable connector 16 Removing the memory module 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 www dell com regulatory_compliance Procedure 1 Loosen the captive screw that secures the memory module cover to the base cover 2 Liftand slide the memory module cover off the base cover 1 captive screw 2 memory module cover base cover 3 Using your fingertips spread apart the securing clips at each end of the memory module slot until the memory module pops up 17 4 Remove the memory module from the memory module slot securing clips 2 2
11. computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base 4 Remove the back cover Procedure 1 Remove the screw that secures the power button cable to the middle cover 2 Note the power button cable routing and remove it from the routing guides 3 Disconnect the power button cable from the control buttons board cable 4 Peel off the tape that covers the power button module 73 5 74 Lift the power button off the display bezel 1 screw power button cable tape control buttons board cable routing guides power button module Replacing the power button module 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 www dell com regulatory_compliance Procedure Slide the power button module into the slot on the display bezel Adhere the tape over the power button module Route the power button module cable through its routing guide Connect the power button cable to the control buttons board cable oU UWNUNPBE Replace the screw that secures th
12. 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 www dell com regulatory_compliance Procedure 1 Slide the stand through the slot on the back cover and place the back cover over the display assembly 2 Align the slots on the back cover with the tabs on the display bezel and snap the back cover into place Post requisites 1 Replace the computer base 2 Replace the wireless card 3 Replace the base cover 61 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base 4 Remove the back cover NOTE Depending on the configuration you ordered the appearance of the camera may differ Procedure for removing the 3D camera 1 Disconnect the camera cable from the camera 62 2 3 4 Peel off the foil from the camera assembly NOTE Note the orientation of the camera assembly so that
13. memory module slot 3 memory module 18 Replacing the memory module 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 www dell com regulatory_compliance Procedure 1 Align the notch on the memory module with the tab on the memory module slot 19 2 Insert the memory module into the memory module slot 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 tab 2 notch 3 memory module slot 4 memory module 3 Insert the tabs on the memory module cover into the slots on the base cover and place the memory module cover on the base cover 4 Tighten the captive screw that secures the memory module cover to the base cover 20 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 www dell com regulatory_compliance Proce
14. reinstalled together If either the system board or the heat sink is replaced use the thermal pad provided in the kit to ensure that thermal conductivity is achieved Procedure Align the captive screws 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 3 Adhere the tape over the heat sink and fan Post requisites 1 Replace the computer base 2 Replace the wireless card 3 Replace the base cover 54 Removing the system board A 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 www 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 the cables correctly aft
15. tapes 4 middle cover 4 antennas 2 5 display cable 6 securing clips 2 8 Remove all the cables from the routing guides NOTE Note the routing of the cables before you remove them so that you can remove them correctly For more information on cable routing see Display panel with stand assembly 9 Remove the screws that secure the stand assembly to the middle cover 78 10 Slide and release the tabs on the stand assembly from the slots on the middle cover and turn the stand assembly over 1 stand assembly 2 screws 8 11 Peeloffthe tape that secures the touch screen cable 79 12 Release the touch screen cable from the routing clip on the middle cover 1 stand assembly 2 tape 5 routing clip 4 touch screen cable 13 Liftthe stand assembly off the middle cover 80 Replacing the stand 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 www dell com regulatory_compliance Procedure Place the stand assembly on the middle cover Connect the touch screen cable to the middle cover Route the cable through the routing clip Adhere the tape over the touch screen cable apWD HP Turn the stand assembly
16. 3 Remove the screws that secure the converter board to the middle cover 70 4 Lift the converter board off the middle cover 4 NOTE Note the orientation of the converter board so that you can replace it correctly middle cover 2 display backlight cable converter board 4 converter cable screws 2 71 Replacing the converter 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 www dell com regulatory_compliance Procedure Align the screw holes on the converter board with the screw holes on the middle cover 2 Replace the screws that secure the converter board to the middle cover 3 Connect the converter cable to the converter board 4 Connect the display backlight cable to the converter board Post requisites 1 Replace the back cover 2 Replace the computer base 3 Replace the wireless card 4 Replace the base cover 72 Removing the power button module 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
17. G The heat sink may become hot during normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION For maximum cooling of 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 Ea 1 2 3 NOTE Depending on the configuration you ordered the appearance of the heat sink and the number of screws may differ Remove the base cover Remove the wireless card Remove the computer base 51 Procedure 1 Peeloff the tape from the heat sink and fan 1 tape 2 In sequential order indicated on the heat sink loosen the captive screws that secure the heat sink to the system board 52 3 Lift the heat sink off the system board 1 captive screws 6 2 heat sink 53 Replacing the heat sink A 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 www dell com regulatory_compliance CAUTION Incorrect alignment of the heat sink can damage the system board and processor NOTE The original thermal grease can be reused if the original system board and heat sink are
18. Inspiron 24 7000 Series Service Manual Computer Model Inspiron 24 7459 Regulatory Model W07C Regulatory Type W07C003 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 2015 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 2015 08 Rev AOO Contents Before working inside your compulter 9 Before youDedln c c e er era vete he ce e 9 Safety Instr ctiOnss sce de e TH re cete ed eoe od e t pee nn 10 Recommended tools a used UN Sauk t 11 After working inside your computer 12 Technical overview essent 13 Inside view of your computer ener ener 15 Stand base comporients re te dti t RR 14 Display panel with stand assembly 15 System board components nee Ease trei tee et e rper de Er ea o 16 Removing the memory module
19. Procedure a pW DN Align the screw holes on the system board with the screw holes on the computer base Replace the screws that secure the system board to the computer base Connect the USB board cable to the system board Adhere the tape over the USB board cable Connect the fan cable to the system board Post requisites NOU Nw PF 58 Replace the heat sink Replace the mSATA card Follow the procedure from step 5 to step 8 in Replacing the hard drive Replace the computer base Replace the wireless card Replace the base cover Replace the memory module Removing the back 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base Procedure 1 Starting from the tab at the bottom of the back cover gently pry up the back cover 59 2 Liftthe back cover off the display assembly 1 back cover 2 display assembly 3 tab 4 plastic scribe 60 Replacing the back cover A WARNING Before working inside your computer read the safety information that shipped with your
20. ble microphone 68 Replacing the microphone 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 www dell com regulatory_compliance Procedure 1 Connect the microphone cable to the microphone 2 Align the microphone with the slot on the display bezel and slide the microphone into the slot till the securing clip lock in place Post requisites Replace the back cover Replace the computer base Replace the wireless card BhWN He Replace the base cover 69 Removing the converter 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base 4 Remove the back cover Procedure 1 Disconnect the converter cable from the converter board 2 Disconnect the display backlight cable from the converter board
21. ceduren MM T Em 50 Post requisites x peciit e e RE D ote ed stades 50 Removing the heat sink sees 51 Prerequisites i drei e ed t e pre bc Men tend Pre dug re oe ow ed 51 Itale OIE NER Rr RM 52 Replacing the heat sink eere 54 P oced re cs aa DW e TE dele iet tees nilur tole anil el der pede 54 Post requisites i cm e tet ene rcc it Hle i cd ne dte dt dts 54 Removing the system board esee 55 Prerequisites ce Ee pete e pt Maw Ra eren b pte 55 sIroro to V i e a a E E E E 55 Replacing the system board ess 58 PFOCEQUIG n 58 P st requisites sce ee Ro e o e odes 58 Removing the back cover eeeseeeeeeeeenenen 59 Prerequisit s suot pletri ee Eee ice im ted tatto 59 Procedure AE E ces a cli ta a Tana athena Patan eel Miah ALL P MO A GSA CS 59 Replacing the back cover eene 61 ProcedUre cunt eben edt cr e E 61 Post requisites scott tnu RE edet e ere nn 61 Removing the camera essent 62 Prerequisites e e cen o ee dee dettes 62 Procedure for removing the 3D camera 62 Procedure for removing the 2D camera sssssssssssssseeeeee 64 Replacing the camera esent 66 Procedure for replacing the 3D camera 66 Procedure for replacing the 2D camera ssssssssssssseeen 66 Post requisites
22. country and product and some services may not be available in your country K 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 101
23. dows 8 1 On the Start screen click or tap the power icon Oo 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 attached 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 7 After the computer is unplugged press and hold the power button for 5 seconds to ground the system board CAUTION Place the computer on a flat soft and clean surface to avoid scratching the display 8 Place the computer face down Safety instructions Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety A A AE P 10 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 www dell com regulatory_compliance WARNING Disconnect all power sources before opening the computer cover or panels After you finish working inside the computer replace all covers panels and screws before connecting to the power source CAUTION To a
24. dure 1 Remove the screws that secure the base cover to the stand 1 screws 8 2 base cover 2 Using a plastic scribe pry up the base cover to release the ports on the system board from the slots on the base cover 21 3 Liftthe base cover off the computer base 1 base cover 2 plastic scribe 22 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 www dell com regulatory_compliance Procedure 1 Slide the slots on the base cover into the ports on the system board and snap the base cover into place 2 Replace the screws that secure the base cover to the stand 23 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 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 www dell com regulatory_compliance Prerequisites Remove the base cover Procedure 1 Remove the screw that secures the mSATA card to the system board 24
25. e back cover 5 Replace the computer base 89 6 Replace the wireless card 7 Replace the base cover 90 Removing the control buttons 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 www dell com regulatory_compliance Prerequisites Remove the base cover Remove the wireless card Remove the computer base Remove the back cover Remove the stand assembly Remove the camera Remove the microphones Remove the power button module Remove the display panel OMAN AU i ON BE 91 Procedure 1 Using a plastic scribe pry the control buttons board assembly out of the tabs on the display bezel 1 display bezel 2 control buttons board assembly 3 tabs 2 4 plastic scribe 92 2 Rotate and release the control buttons board from the bracket 1 bracket 2 control buttons board 93 Replacing the control buttons 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 mor
26. e power button cable to the middle cover Post requisites Replace the back cover Replace the computer base Replace the wireless card BhWDN BF Replace the base cover 75 Removing the stand 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 www dell com regulatory_compliance Prerequisites Remove the base cover Remove the wireless card Remove the computer base Remove the back cover Remove the camera aA nn i UN BP Remove the microphones Procedure 1 Disconnect the converter board cable and control buttons board cable from the converter board 2 Disconnect the power button cable from the control buttons board cable 76 3 Remove the screws that secure the cables to the middle cover 1 screws 3 2 middle cover control button board cable 4 power button cable 5 converter board cable 4 Press the securing clips and disconnect the display cable from the middle cover 5 Peel off the tapes that secures the cables and padding on the middle cover 6 Peel off the foil that secures the antennas to the middle cover 77 7 Peel off the antennas from the middle cover 1 foils 2 2
27. e safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Place the control buttons board on the buttons bracket 2 Place the control buttons board assembly into the slot on the display bezel and snap it in place Post requisites Replace the display panel Replace the power button module Replace the microphones Replace the camera Replace the stand assembly Replace the back cover Replace the computer base Replace the wireless card Oo AN AU PWD BE Replace the base cover 94 Clearing forgotten passwords 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 www dell com regulatory_compliance 1 Remove the base cover 2 Remove the jumper plug from pins 3 and 4 and replace it on pins 2 and 4 1 jumper plug 2 pin2 pin4 4 pint 5 pins 3 Replace the base cover 4 Turn on your computer and wait till the operating system is completely loaded 95 5 Turn off your computer 6 Remove the base cover 7 Remove the jumper plug from pins 2 and 4 and replace it on pins 3 and 4 1 jumper plug 2 pin2 pint 4 p
28. e your computer A CAUTION Leaving stray or loose screws inside your computer may severely damage your computer 1 Replace all screws and ensure 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 parts that you removed before working on your computer 4 Connect your computer and all attached devices to their electrical outlets 5 Turn on your computer 12 Technical overview 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 www dell com regulatory_compliance Inside view of your computer This chapter lists out the components on the computer base and display panel 13 Stand base components Fa 1 als a RF 6 7 1 system board 2 wireless card 3 heat sink 4 coin cell battery 5 memory modules 6 mSATA card 7 speakers 2 8 USB board 9 hard drive assembly 10 fan 14 Display panel with stand assembly auxiliary antenna right microphone cable left microphone cable 1 3 5 camera assembly 7 9 main antenna cable 11 display panel
29. er Scroll down the page and expand BIOS Click Download File to download the latest version of the BIOS for your computer 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 99 Getting help and contacting Dell Self help resources You can get information and help on Dell products and services using these self help resources Information about Dell products and services Windows 8 1 and Windows 10 Windows 10 Windows 8 1 Accessing help in Windows 8 Windows 8 1 and Windows 10 Accessing help in Windows 7 Online help for operating system Troubleshooting information user manuals setup instructions product specifications technical help blogs drivers software updates and so on Learn about your operating system setting up and using your computer data backup diagnostics and so on 100 www dell com Dell Help amp Support app Get started app Help Tips app In Windows search type Help and Support and press Enter Click Start Help and Support www dell com support windows www dell com support linux www dell com support See Me and My Dell at www dell com support manuals Contacting Dell To contact Dell for sales technical support or customer service issues see www dell com contactdell K NOTE Availability varies by
30. er you replace the system board Prerequisites 1 Remove the memory module 2 Remove the base cover 3 Remove the wireless card 4 Remove the computer base 5 Follow the procedure from step 1 to step 4 in Removing the hard drive 6 Remove the mSATA card 7 Remove the heat sink Procedure 1 Disconnect the fan cable from the system board 2 Peel off the tape from the USB board cable 55 3 Disconnect the USB board cable from the system board 1 system board 2 fan cable 3 USB board cable 4 tape 4 Remove the screws that secure the system board to the computer base 56 5 Lift the system board out of the computer base 1 system board 2 screws 5 57 Replacing the system 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 www 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
31. erequisites Remove the base cover Remove the wireless card Remove the computer base Remove the back cover Remove the camera Remove the microphones Remove the stand assembly N Ou i3 UN FB Procedure 1 Peel off the tape from the power button module 2 Remove the power button cable from the routing guides on the middle cover 83 3 4 84 Press the securing clips and disconnect the display backlight cable from the display panel EC SS e 54 em VA S pus ja ee NS NO Z E io 1 display panel 2 tape power button cable 4 display backlight cable 5 securing clips 2 6 middle cover Remove the screws that secure the middle cover to the display bezel 5 Liftthe middle cover off the display assembly 1 screws 18 2 middle cover 6 Remove the screws that secure the display assembly to the display bezel 7 Peel off the tape from the display panel 8 Open the latches and disconnect the cables from the display panel 85 9 Peel off the cable from the display panel tape 2 latches 3 cables 3 4 display panel display bezel 6 screws 6 86 10 Lift the display panel assembly off the display bezel and place it on a flat and clean surface 1 display bezel 2 display panel 11 Remove the screws that secure the brackets to the display panel 87 12 Remove the brackets from the display panel 1 display panel 2 screws 4 3 brackets 2 88 Replacing the display panel
32. es on the speakers with the screw holes on the computer base 2 Tighten the screws that secure the speakers to the computer base W Route the speaker cable through the routing guides 4 Connect the speaker cable to the system board Post requisites 1 Replace the computer base 2 Replace the wireless card 3 Replace the base cover 44 Removing the USB 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base 4 Follow the procedure from step 1 to step 4 in Removing the hard drive Procedure 1 Peeloffthe tape from the USB board cable Open the routing clip and disconnect the USB board cable from the USB board Remove the screw that secures the USB board to the computer base 45 4 Lift the USB board off the computer base 1 routing clip 2 screw 3 USB board 4 tape 5 USB board cable 46 Replacing the USB 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 y
33. heat sink and fan 1 tape 48 2 3 4 Disconnect the fan cable from the system board Remove the screws that secure the fan to the computer base Lift the fan along with its cable off the computer base 1 fan cable 2 fan 3 screws 2 49 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 Compliance home page at www dell com regulatory_compliance Procedure 1 Align the screw holes on the fan with the screw holes on the computer base 2 Replace the screws that secure the fan to the computer base W Connect the fan cable to the system board 4 Adhere the tape over the heat sink and fan Post requisites 1 Replace the computer base 2 Replace the wireless card 3 Replace the base cover 50 Removing the heat sink 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 www dell com regulatory_compliance WARNIN
34. in3 8 Replace the base cover 96 Clearing CMOS settings 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 www dell com regulatory_compliance 1 Remove the base cover 2 Remove the jumper plug from pins 5 and 4 and replace it on pins 1 and 3 1 jumper plug 2 pin2 pin4 4 pint 5 pins 3 Replace the base cover 4 Turn on your computer and wait till the operating system is completely loaded 97 5 Turn off your computer 6 Remove the base cover 7 Remove the jumper plug from pins 1 and 5 and replace it on pins 5 and 4 1 pin2 2 jumper plug 5 pint 4 pin3 8 Replace the base cover 98 Flashing the BIOS You may need to flash update the BIOS when an update is available or when you replace the system board To flash the BIOS 1 2 3 N oO w hf Turn on the computer Go to www dell com support Click Product Support enter the Service Tag of your computer and click Submit NOTE If you do not have the Service Tag use the auto detect feature or manually browse for your computer model Click Drivers amp downloads Select the operating system installed on your comput
35. our 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 www dell com regulatory_compliance Procedure Align the screw hole on the USB board with the screw hole on the computer base 2 Replace the screw that secures the USB board to the computer base Connect the USB board cable to the USB board 4 Route the USB board cable through the routing clip on the computer base and close the routing clip 5 Adhere the tape over the USB board cable Post requisites 1 Follow the procedure from step 5 to step 8 in Replacing the hard drive 2 Replace the computer base 3 Replace the wireless card 4 Replace the base cover 47 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base Procedure A WARNING The heat sink may become hot during normal operation Allow sufficient time for the heat sink to cool before you touch it 1 Peel off the tape from the
36. over and slide the tabs on the stand assembly into the slots on the middle cover o Replace the screws that secure the stand assembly to the middle cover N Route all the cables through their routing guides For more information see Display panel with stand assembly 8 Replace the screws that secure the cables to the middle cover 9 Align the antenna modules with the alignment posts and adhere them to the middle cover 10 Adhere the tapes that secure the cables to the middle cover 11 Slide the display cable into the display cable connector slot and connect the display cable to the middle cover 12 Replace the screws that secure the cables to the middle cover 13 Connect the power button cable and control buttons board cable to the control buttons board cable 14 Connect the converter board cable to the converter board Post requisites 1 Replace the microphones 2 Replace the camera 3 Replace the back cover 81 4 Replace the computer base 5 Replace the wireless card 6 Replace the base cover 82 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 www dell com regulatory_compliance Pr
37. system board 3 4 5 1 wireless card 2 notch tab 4 antenna cables 2 5 wireless card bracket 6 screw Post requisites Replace the base cover 34 Removing the computer base 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card Procedure 1 Using the pull tabs disconnect the display cable and I O cable from the system board 1 pulltab 2 display cable 3 I O cable 4 system board 35 2 Remove the screws that secure the computer base to the stand assembly 3 Liftthe computer base and slide the display cable I O cable and antenna cables through the slot on the computer base slot 2 computer base screws 2 56 Replacing the computer base 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 www dell com regulatory_compliance
38. the computer base 4 Liftthe hard drive assembly off the computer base 1 screws 4 2 hard drive assembly 5 Remove the screws that secure the hard drive bracket to the hard drive 59 6 Lift the hard drive bracket off the hard drive 1 hard drive bracket 2 screws 4 7 Disconnect the interposer from the hard drive 1 interposer 2 hard drive 40 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 www 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 Place the hard drive in the hard drive bracket 3 Align the screw holes on the hard drive bracket with the screw holes on the hard drive 4 Replace the screws that secure the hard drive bracket to the hard drive 5 Align the connector on the hard drive with the pins on the system board and place the hard drive in the computer base 6 Replace the screws that secure the hard drive assembly to the computer base 7 Route the speaker cable through the routing guides on the hard drive assembly 8 Connect the speaker cable
39. to the system board Post requisites 1 Replace the computer base 2 Replace the wireless card 3 Replace the base cover 41 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 www dell com regulatory_compliance Prerequisites 1 Remove the base cover 2 Remove the wireless card 3 Remove the computer base Procedure 1 Disconnect the speaker cable from the system board 2 Note the speaker cable routing and remove the cable from the routing guides 3 Loosen the screws that secure the speakers to the computer base 42 4 Lift the speakers along with the cable off the computer base speaker cable 2 screws 4 routing guide 4 computer base speakers 2 43 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 www dell com regulatory_compliance Procedure 1 Align the screw hol
40. tory_compliance Prerequisites Remove the base cover Procedure 1 Remove the screw that secures the wireless card to the system board 2 Slide the wireless card bracket off the wireless card 3 Disconnect the antenna cables from the wireless card 51 4 Slide the wireless card out of the wireless card slot 2 3 4 1 screw 2 wireless card bracket 5 wireless card 4 antenna cables 2 32 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 www dell com regulatory_compliance Procedure A CAUTION To avoid damaging the wireless card do not place any cables under it Align the notch on the wireless card with the tab on the wireless card slot Slide the wireless card into the wireless card slot 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 Slide the wireless card bracket over the wireless card 33 5 Replace the screw that secures the wireless card to the
41. void 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 You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team Damage due to servicing that is not authorized by Dell is not covered by your warranty See the safety instructions that shipped with the product or at www dell com regulatory_compliance 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 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 ports and connectors are correctly oriented and aligned CAUTION Press and eject any installed card from the media card reader Recommended tools The procedures in this document may require the following tools e Philips screwdriver e Flat head screwdriver e Plastic scribe 11 After working insid
42. you can replace it correctly 1 camera assembly 2 foil Remove the screws that secure the camera assembly to the display bezel Lift the camera assembly and turn it over 65 5 Rotate and remove the camera from the camera bracket screws 2 2 display bezel camera bracket 4 camera cable camera Procedure for removing the 2D camera 1 Disconnect the camera cable from the camera 2 Remove the screws that secure the camera assembly to the display bezel 3 Carefully lift the camera assembly and turn it over 64 4 Lift the camera off the camera bracket NOTE Note the orientation of the camera assembly so that you can replace it correctly 1 display bezel 2 screws 2 camera bracket 4 camera cable 5 camera 65 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 safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure for replacing the 3D camera hWDN BF 6 Connect the camera cable to the camera Slide the camera into the camera bracket Align the notch on the camera bracket with the tab on the display bezel Align the screw holes on the camera assembly with the screw holes on the display bezel
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