Dell Inspiron 14R 5420 Owner'S Manual Download Page 100

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100

| Removing

the

System

Board

Procedure

NOTE:

Your computer’s Service Tag is stored in the system board. You must enter

the Service Tag in the BIOS after you replace the system-board assembly.

NOTE:

Before disconnecting the cables from the system board, note the location

of the connectors so that you can reconnect them correctly after you replace the
system-board assembly.

Disconnect the power-adapter port cable from the system-board connector.

Remove the screws that secure the system-board assembly to the computer base.

1 system-board assembly

2 power-adapter port cable

3 screws (2)

book.book Page 100 Wednesday, April 11, 2012 4:13 PM

Summary of Contents for Inspiron 14R 5420

Page 1: ...Dell Inspiron 14R Owner s Manual Computer model Inspiron 5420 7420 Regulatory model P33G Regulatory type P33G001 ...

Page 2: ...whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo and Inspiron are trademarks of Dell Inc Microsoft Windows and the Windows start button logo are either trademarks or registered trademarks of Microsoft corporation in the United States and or other countries Bluetooth is a registered trademark owned by Bluetooth SIG Inc and i...

Page 3: ... the Switch 12 Procedure 12 4 Replacing the Switch 14 Procedure 14 5 Removing the Battery 16 Procedure 16 6 Replacing the Battery 18 Procedure 18 7 Removing the Keyboard 20 Prerequisites 20 Procedure 21 8 Replacing the Keyboard 24 Procedure 24 Postrequisites 24 9 Removing the Base Cover 26 Prerequisites 26 Procedure 26 10 Replacing the Base Cover 28 Procedure 28 Postrequisites 28 ...

Page 4: ... the Hard Drive 38 Procedure 38 Postrequisites 38 15 Removing the Optical Drive 40 Prerequisites 40 Procedure 40 16 Replacing the Optical Drive 42 Procedure 42 Postrequisites 42 17 Removing the Palm Rest 44 Prerequisites 44 Procedure 44 18 Replacing the Palm Rest 48 Procedure 48 Postrequisites 48 19 Removing the Mini Card 50 Prerequisites 50 Procedure 50 20 Replacing the Mini Card 52 Procedure 52 ...

Page 5: ...placing the Coin Cell Battery 60 Procedure 60 Postrequisites 60 25 Removing the Fan 62 Prerequisites 62 Procedure 62 26 Replacing the Fan 64 Procedure 64 Postrequisites 64 27 Removing the Speakers 66 Prerequisites 66 Procedure 66 28 Replacing the Speakers 68 Procedure 68 Postrequisites 68 29 Removing the Display Assembly 70 Prerequisites 70 Procedure 70 30 Replacing the Display Assembly 74 Procedu...

Page 6: ...splay Panel 82 Procedure 82 Postrequisites 82 35 Removing the Display Hinges 84 Prerequisites 84 Procedure 84 36 Replacing the Display Hinges 86 Procedure 86 Postrequisites 86 37 Removing the Camera Module 88 Prerequisites 88 Procedure 88 38 Replacing the Camera Module 92 Procedure 92 Postrequisites 92 39 Removing the Processor 94 Prerequisites 94 Procedure 95 40 Replacing the Processor 96 Procedu...

Page 7: ... Replacing the System Board 102 Procedure 102 Postrequisites 102 Entering the Service Tag in the BIOS 103 43 Removing the Processor Heat Sink 104 Prerequisites 104 Procedure 105 44 Replacing the Processor Heat Sink 106 Procedure 106 Postrequisites 106 45 Flashing the BIOS 108 ...

Page 8: ...8 Contents ...

Page 9: ...fety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance WARNING Disconnect all power sources before opening the computer cover 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 th...

Page 10: ...ed to avoid bending any connector pins When connecting cables ensure that the connectors and ports are correctly oriented and aligned CAUTION To disconnect a network cable first unplug the cable from your computer and then unplug the cable from the network device CAUTION Press and eject any installed card from the 8 in 1 Media Card Reader Recommended Tools The procedures in this document may requi...

Page 11: ...ray screws remain inside your computer Connect any external devices cables cards and any other part s you removed before working on your computer Connect your computer and all attached devices to their electrical outlets CAUTION Before turning on your computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may damage your computer ...

Page 12: ...12 After Working Inside Your Computer ...

Page 13: ...omputer and follow the steps in Before You Begin on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Slide the switch release latch to the side The switch pops up 2 Lift the switch off the computer 1 display cover 2 switch 3 switch release latch 2 3 1 ...

Page 14: ...14 Removing the Switch ...

Page 15: ...st practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the tabs at the bottom of the switch with the slots on the display cover and snap the switch into place NOTE Ensure that the tabs on the switch are secured in the slots on the display cover 2 Follow the instructions in After Working Inside Your Computer on page 11 1 switch 2 tabs 3 s...

Page 16: ...16 Replacing the Switch ...

Page 17: ... the steps in Before You Begin on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Close the display and turn the computer over 2 Slide the battery release latches to the unlock position 3 Lift the battery out of the battery bay 1 battery release latches 2 2 battery 1 2 ...

Page 18: ...18 Removing the Battery ...

Page 19: ...ow the steps in Before You Begin on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Procedure 1 Align the tabs on the battery with the slots on the battery bay and snap the battery until it clicks into place 2 Follow the instructions in After Working Inside Your Computer on page 11 ...

Page 20: ...20 Replacing the Battery ...

Page 21: ...d the safety information that shipped with your computer and follow the steps in Before You Begin on page 9 For additional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites Remove the battery See Removing the Battery on page 17 ...

Page 22: ...rd 1 Turn the computer over and open the display as far as possible 2 Using a plastic scribe release the keyboard from the tabs on the palm rest and ease the keyboard up until it clears off the palm rest CAUTION Be extremely careful when removing and handling the keyboard Failure to do so could result in scratching the display panel 1 plastic scribe 2 keyboard 3 palm rest 2 3 1 ...

Page 23: ...m rest 4 Lift the connector latches and pull the pull tabs to disconnect the keyboard cable and keyboard backlight cable from the connectors on the system board 5 Lift the keyboard away from the computer 1 keyboard cable 2 connector latch 3 keyboard backlight cable 4 keyboard 4 1 3 2 ...

Page 24: ...24 Removing the Keyboard ...

Page 25: ...ard cable and keyboard backlight cable into the connectors on the system board and press down on the connector latches to secure the cables 2 Slide the tabs at the bottom of the keyboard into the slots on the palm rest and place the keyboard on the palm rest 3 Gently press around the edges of the keyboard to secure the keyboard under the tabs on the palm rest 4 Close the display and turn the compu...

Page 26: ...26 Replacing the Keyboard ...

Page 27: ...ional safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites Remove the battery See Removing the Battery on page 17 Procedure 1 Loosen the captive screw that secures the base cover to the computer base 2 Using your fingertips pry the base cover from the computer base 3 Lift the base cover off the computer base 1 captive screw 2 base...

Page 28: ...28 Removing the Base Cover ...

Page 29: ...t practices information see the Regulatory Compliance Homepage 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 Postrequisites 1 Replace the battery See Replacing the Battery on page 19 2 Follow the instructions in After W...

Page 30: ...30 Replacing the Base Cover ...

Page 31: ...liance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 Procedure CAUTION To prevent damage to the memory module connector do not use tools to spread the memory module securing clips 1 Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the memory modul...

Page 32: ...32 Removing the Memory Module s ...

Page 33: ...ON If you need to install memory modules in two connectors install a memory module in the connector labeled DIMM A before you install a memory module in the connector labeled DIMM B 1 Align the notch on the memory module with the tab on the memory module connector 2 Slide the memory module firmly into the slot at a 45 degree angle and press the memory module down until it clicks into place If you ...

Page 34: ...g the Battery on page 19 3 Follow the instructions in After Working Inside Your Computer on page 11 4 Turn on the computer As the computer boots it detects the memory module s and automatically updates the system configuration information To confirm the amount of memory installed in the computer Click Start Control Panel System and Security System ...

Page 35: ... safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance CAUTION To avoid data loss do not remove the hard drive while the computer is On or in Sleep state CAUTION Hard drives are extremely fragile Exercise care when handling the hard drive Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing ...

Page 36: ...ctor 2 Remove the screws that secure the hard drive assembly to the computer base 3 Make a note of the hard drive cable routing and remove the cable from the routing guides 4 Lift the hard drive assembly along with its cable away from the computer base 1 hard drive cable connector 2 screws 4 3 hard drive assembly 1 3 2 ...

Page 37: ...nnect the hard drive cable from the hard drive 6 Remove the screws that secure the hard drive bracket to the hard drive 7 Slide the hard drive off the hard drive bracket 1 hard drive assembly 2 interposer 1 screws 4 2 hard drive bracket 3 hard drive 2 1 2 3 1 ...

Page 38: ...38 Removing the Hard Drive ...

Page 39: ...d 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 Connect the hard drive cable interposer to the hard drive 5 Place the hard drive assembly in the hard drive bay on the computer base 6 Replace the screws that secure the hard drive assembly to the computer base 7 Route the hard...

Page 40: ...40 Replacing the Hard Drive ...

Page 41: ... practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 Procedure 1 Remove the screw that secures the optical drive assembly to the computer base 2 Using your fingertips slide the optical drive assembly out of the optical driv...

Page 42: ...cal drive bezel and remove it from the optical drive assembly 4 Remove the screws that secure the optical drive bracket to the optical drive 5 Remove the optical drive bracket 1 screws 2 2 optical drive bracket 3 optical drive 4 optical drive bezel 1 2 4 3 ...

Page 43: ...oles on the optical drive 2 Replace the screws that secure the optical drive bracket to the optical drive 3 Align the tabs on the optical drive bezel with the slots on the optical drive assembly and snap the optical drive bezel into place 4 Slide the optical drive assembly into the optical drive bay until it is fully seated 5 Replace the screw that secures the optical drive assembly to the compute...

Page 44: ...44 Replacing the Optical Drive ...

Page 45: ...safety best practices information see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 Procedure 1 Close the display and turn the computer over 2 Remove the screws that secure the palm re...

Page 46: ...onnect the power button board cable touchpad cable and hot key board cable from the connectors on the system board 5 Pull the pull tab to disconnect the display cable from the connector on the system board 1 display cable connector 2 hot key board cable 3 pull tab 4 connector latch 5 palm rest 6 touchpad cable 7 power button board cable 7 6 1 4 3 2 5 ...

Page 47: ... that secure the palm rest to the computer base CAUTION Carefully separate the palm rest from the display assembly to avoid damage to the display assembly 8 Starting from the back of the computer carefully pry out the palm rest and then ease the palm rest from the computer base 9 Remove the display cable through the slot on the palm rest 1 screws 7 1 ...

Page 48: ...48 Removing the Palm Rest ...

Page 49: ...ower button board cable and touchpad cable into the system board connectors and press down on the connector latches to secure the cables 4 Route the display cable through the routing guides on the palm rest 5 Connect the display cable to the system board connector 6 Replace the screws that secure the palm rest to the computer base 7 Close the display and turn the computer over 8 Replace the screws...

Page 50: ...50 Replacing the Palm Rest ...

Page 51: ...ordered a wireless Mini Card with your computer the card is already installed Prerequisites 1 Remove the base cover See Removing the Base Cover on page 27 2 Remove the battery See Removing the Battery on page 17 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 Procedure 1 Disconnect the antenna cables from the connectors on the...

Page 52: ... connector CAUTION When the Mini Card is not in the computer store it in protective antistatic packaging For more information see Protecting Against Electrostatic Discharge in the safety information that shipped with your computer 1 system board connector 2 Mini Card 1 2 ...

Page 53: ...UTION Use firm and even pressure to slide the Mini Card into place If you use excessive force you may damage the connector CAUTION The connectors are keyed to ensure correct insertion If you feel resistance check the connectors on the Mini Card and on the system board and realign the Mini Card CAUTION To avoid damage to the Mini Card never place cables under the Mini Card 3 Insert the Mini Card co...

Page 54: ...he Palm Rest on page 49 2 Replace the keyboard See Replacing the Keyboard on page 25 3 Replace the base cover See Replacing the Base Cover on page 29 4 Replace the battery See Replacing the Battery on page 19 5 Follow the instructions in After Working Inside Your Computer on page 11 ...

Page 55: ...mpliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 Procedure 1 Disconnect the power adapter port cable from the system board connector 2 Remove the screw that secures the power adapter por...

Page 56: ...56 Removing the Power Adapter Port ...

Page 57: ...n the screw hole on the power adapter port with the screw hole on the computer base 2 Replace the screw that secures the power adapter port to the computer base 3 Connect the power adapter port cable to the system board connector Postrequisites 1 Replace the palm rest See Replacing the Palm Rest on page 49 2 Replace the keyboard See Replacing the Keyboard on page 25 3 Replace the base cover See Re...

Page 58: ...58 Replacing the Power Adapter Port ...

Page 59: ...ngs to default It is recommended that you note the BIOS settings before removing the coin cell battery Prerequisites 1 Remove the battery Removing the Battery on page 17 2 Remove the base cover Removing the Base Cover on page 27 3 Remove the memory module s Removing the Memory Module s on page 31 4 Follow the instructions from step 1 to step 4 in Removing the Hard Drive on page 35 5 Follow the ins...

Page 60: ...oin Cell Battery Procedure 1 Turn the system board over 2 Using a plastic scribe gently pry the coin cell battery out of the battery socket on the system board 1 plastic scribe 2 coin cell battery 3 battery socket 3 2 1 ...

Page 61: ...tery socket on the system board Postrequisites 1 Follow the instructions from step 4 to step 7 in Replacing the System Board on page 103 2 Replace the fan See Replacing the Fan on page 65 3 Replace the speakers See Replacing the Speakers on page 69 4 Follow the instructions from step 5 to step 8 in Replacing the Hard Drive on page 39 5 Follow the instructions from step 4 to step 5 in Replacing the...

Page 62: ...62 Replacing the Coin Cell Battery ...

Page 63: ...ory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 Procedure 1 Disconnect the fan cable from the system board connector 2 Lift the fan alon...

Page 64: ...64 Removing the Fan ...

Page 65: ... dell com regulatory_compliance Procedure 1 Place the fan in the slot on the computer base 2 Connect the fan cable to the connector on the system board Postrequisites 1 Replace the palm rest See Replacing the Palm Rest on page 49 2 Replace the keyboard See Replacing the Keyboard on page 25 3 Replace the base cover See Replacing the Base Cover on page 29 4 Replace the battery See Replacing the Batt...

Page 66: ...66 Replacing the Fan ...

Page 67: ...Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 Procedure 1 Disconnect the speakers cable from the system board connector 2 Make a note of the speakers cable routing and remove it from the routing guides on the...

Page 68: ...68 Removing the Speakers ...

Page 69: ...ter base to place the speakers in position NOTE Ensure that the speakers are secured by the alignment posts 2 Route the speakers cable through the routing guides on the computer base 3 Connect the speakers cable to the system board connector Postrequisites 1 Replace the palm rest See Replacing the Palm Rest on page 49 2 Replace the keyboard See Replacing the Keyboard on page 25 3 Replace the base ...

Page 70: ...70 Replacing the Speakers ...

Page 71: ...mation see the Regulatory Compliance Homepage at dell com regulatory_compliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 Procedure 1 Close the display and turn the computer over 2 Remove ...

Page 72: ...72 Removing the Display Assembly 3 Turn the computer over and open the display as far as possible 4 Disconnect the antenna cables from the connectors on the Mini Card 1 antenna cables 2 2 Mini Card 1 2 ...

Page 73: ...Removing the Display Assembly 73 5 Remove the screws that secure the display assembly to the computer base 6 Lift the display assembly off the computer base 1 display assembly 2 screws 4 2 1 ...

Page 74: ...74 Removing the Display Assembly ...

Page 75: ...nd replace the screws that secure the display assembly to the computer base 2 Connect the antenna cables to the connectors on the Mini Card 3 Close the display and turn the computer over 4 Replace the screws that secure the display assembly to the computer base Postrequisites 5 Replace the palm rest See Replacing the Palm Rest on page 49 6 Replace the keyboard See Replacing the Keyboard on page 25...

Page 76: ...76 Replacing the Display Assembly ...

Page 77: ...ttery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 5 Remove the display assembly See Removing the Display Assembly on page 71 Procedure CAUTION The display bezel is extremely fragile Be careful when removing it to prevent dama...

Page 78: ...78 Removing the Display Bezel ...

Page 79: ..._compliance Procedure Align the display bezel with the display cover and gently snap the display bezel into place Postrequisites 1 Replace the display assembly See Replacing the Display Assembly on page 75 2 Replace the palm rest See Replacing the Palm Rest on page 49 3 Replace the keyboard See Replacing the Keyboard on page 25 4 Replace the base cover See Replacing the Base Cover on page 29 5 Rep...

Page 80: ...80 Replacing the Display Bezel ...

Page 81: ...ory_compliance Prerequisites 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 5 Remove the display assembly See Removing the Display Assembly on page 71 6 Remove the display bezel See Removing the Display Beze...

Page 82: ...ay panel and turn it over 3 Peel and lift the tape that secures the display cable to the display board connector and then disconnect the display cable 4 Lift the display panel away from the display cover 1 display cable 2 display board connector 3 tape 3 1 2 ...

Page 83: ...lace it on the display cover 3 Align the screw holes on the display panel with the screw holes on the display cover 4 Replace the screws that secure the display panel to the display cover Postrequisites 1 Replace the display bezel See Replacing the Display Bezel on page 79 2 Replace the display assembly See Replacing the Display Assembly on page 75 3 Replace the palm rest See Replacing the Palm Re...

Page 84: ...84 Replacing the Display Panel ...

Page 85: ...itch See Removing the Switch on page 13 2 Remove the battery See Removing the Battery on page 17 3 Remove the base cover See Removing the Base Cover on page 27 4 Remove the keyboard See Removing the Keyboard on page 21 5 Remove the palm rest See Removing the Palm Rest on page 45 6 Remove the display assembly See Removing the Display Assembly on page 71 7 Remove the display bezel See Removing the D...

Page 86: ...isplay Hinges 3 Turn the display assembly over 4 Remove the screws that secure the display hinges to the display cover 5 Lift the display hinges off the display cover 1 display panel 2 screws 10 3 display hinges 2 2 3 1 ...

Page 87: ...y hinges 2 Replace the screws that secure the display hinges to the display cover 3 Turn the display assembly over 4 Replaces the screws that secure the display hinges to the display cover Postrequisites 1 Replace the display bezel See Replacing the Display Bezel on page 79 2 Replace the display assembly See Replacing the Display Assembly on page 75 3 Replace the palm rest See Replacing the Palm R...

Page 88: ...88 Replacing the Display Hinges ...

Page 89: ...s 1 Remove the battery See Removing the Battery on page 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the keyboard See Removing the Keyboard on page 21 4 Remove the palm rest See Removing the Palm Rest on page 45 5 Remove the display assembly See Removing the Display Assembly on page 71 6 Remove the display bezel See Removing the Display Bezel on page 77 7 Remove the d...

Page 90: ...90 Removing the Camera Module 2 Turn the camera module over 3 Peel and lift the tape that secures the camera cable to the camera module 1 tape 2 camera cable 1 2 ...

Page 91: ...Removing the Camera Module 91 4 Disconnect the camera cable from the connector on the camera module 1 camera cable connector 2 camera module 3 camera cable 3 1 2 ...

Page 92: ...92 Removing the Camera Module ...

Page 93: ...e the camera module in position and adhere the camera module to the display cover Postrequisites 1 Replace the display panel See Replacing the Display Panel on page 83 1 Replace the display bezel See Replacing the Display Bezel on page 79 2 Replace the display assembly See Replacing the Display Assembly on page 75 3 Replace the battery See Replacing the Battery on page 19 4 Replace the palm rest S...

Page 94: ...94 Replacing the Camera Module ...

Page 95: ... 27 3 Remove the memory module s See Removing the Memory Module s on page 31 4 Follow the instructions from step 1 to step 4 in Removing the Hard Drive on page 35 5 Follow the instructions from step 1 to step 2 in Removing the Optical Drive on page 41 6 Remove the keyboard See Removing the Keyboard on page 21 7 Remove the palm rest See Removing the Palm Rest on page 45 8 Remove the fan See Removin...

Page 96: ... the processor do not touch the heat transfer areas on the processor thermal cooling assembly The oils in your skin can reduce the heat transfer capability of the thermal pads CAUTION When removing the processor module pull the module straight up Be careful not to bend the pins on the processor module 2 Lift the processor module from the ZIF socket 1 processor 2 ZIF socket 3 pin 1 corner 4 ZIF soc...

Page 97: ...f one or more corners of the module are higher than the others the module is not seated properly CAUTION To avoid damage to the processor hold the screwdriver perpendicular to the processor when turning the cam screw 2 Tighten the ZIF socket by turning the cam screw clockwise to secure the processor module to the system board Postrequisites 1 Replace the processor heat sink assembly See Replacing ...

Page 98: ...98 Replacing the Processor 11 Replace the battery See Replacing the Battery on page 19 12 Follow the instructions in After Working Inside Your Computer on page 11 ...

Page 99: ... 17 2 Remove the base cover See Removing the Base Cover on page 27 3 Remove the memory module s See Removing the Memory Module s on page 31 4 Follow the instructions from step 1 to step 4 in Removing the Hard Drive on page 35 5 Follow the instructions from step 1 to step 2 in Removing the Optical Drive on page 41 6 Remove the Mini Card See Removing the Mini Card on page 51 7 Remove the keyboard Se...

Page 100: ... Before disconnecting the cables from the system board note the location of the connectors so that you can reconnect them correctly after you replace the system board assembly 1 Disconnect the power adapter port cable from the system board connector 2 Remove the screws that secure the system board assembly to the computer base 1 system board assembly 2 power adapter port cable 3 screws 2 2 3 1 ...

Page 101: ...the system board from the slots on the computer base 4 Remove the processor See Removing the Processor on page 95 5 Remove the processor heat sink See Removing the Processor Heat Sink on page 105 6 Remove the screws that secure the daughter board to the system board 1 screws 2 2 daughter board 1 2 ...

Page 102: ...102 Removing the System Board ...

Page 103: ...the computer base 6 Replace the screws that secure the system board assembly to the computer base 7 Connect the power adapter port cable to the system board connector Postrequisites 1 Replace the fan See Replacing the Fan on page 65 2 Replace the speakers See Replacing the Speakers on page 69 3 Follow the instructions from step 5 to step 8 in Replacing the Hard Drive on page 39 4 Follow the instru...

Page 104: ...e System Board Entering the Service Tag in the BIOS 1 Turn on the computer 2 Press F2 during POST to enter the system setup program 3 Navigate to the main tab and enter the Service Tag in the Service Tag Setting field ...

Page 105: ...Remove the base cover See Removing the Base Cover on page 27 3 Remove the memory module s See Removing the Memory Module s on page 31 4 Follow the instructions from step 1 to step 4 in Removing the Hard Drive on page 35 5 Follow the instructions from step 1 to step 2 in Removing the Optical Drive on page 41 6 Remove the keyboard See Removing the Keyboard on page 21 7 Remove the palm rest See Remov...

Page 106: ...stem board assembly over 2 In sequential order indicated on the processor heat sink loosen the captive screws that secure the processor heat sink to the system board 3 Lift the processor heat sink off the system board 1 processor heat sink 2 captive screws 6 2 1 ...

Page 107: ...ard Postrequisites 1 Follow the instructions from step 4 to step 7 in Replacing the System Board on page 103 2 Replace the fan See Replacing the Fan on page 65 3 Replace the speakers See Replacing the Speakers on page 69 4 Follow the instructions from step 5 to step 8 in Replacing the Hard Drive on page 39 5 Follow the instructions from step 4 to step 5 in Replacing the Optical Drive on page 43 6 ...

Page 108: ...108 Replacing the Processor Heat Sink ...

Page 109: ...e Tag or Express Service Code a Select one of the following options Automatically detect my Service Tag for me Choose from My Products and Services List Choose from a list of all Dell products b Click Continue and follow the instructions on the screen 4 A list of results appears on the screen Click BIOS 5 Click Download File to download the latest BIOS file 6 In the Please select your download met...

Page 110: ...110 Flashing the BIOS ...

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