Manuals / Dell / Computer Equipment / Laptop

Dell 5521, 3521 manual Remove the screw that secures the system board to the computer base

Models: 5521 3521

1 94

Download 94 pages 17.28 Kb

Page 47

Image 47

4Remove the screw that secures the system board to the computer base.

5Lift the system board off the computer base.

1	system board	screw

Removing the System Board

Page 47

Image 47

Dell 5521 Remove the screw that secures the system board to the computer base, Lift the system board off the computer base

Contents

Regulatory type P28F001 Dell Inspiron 3521/5521Owner’s Manual Computer model Inspiron 3521/5521 Regulatory model P28F2012 Notes, Cautions, and Warnings2012 Dell Inc Contents 19 Removing the System Board 15 Removing the Wireless Mini-Card16 Replacing the Wireless Mini-Card Entering the Service Tag in system setup30 Replacing the Display Assembly 21 Removing the Coin-Cell Battery22 Replacing the Coin-Cell Battery 29 Removing the Display Assembly31 Removing the Display Bezel Windows Safety InstructionsBefore You Begin Turn Off Your Computer and Connected DevicesRecommended Tools After Working Inside Your Computer 10 After Working Inside Your Computer Procedure Removing the Battery12 Removing the Battery Procedure Replacing the BatteryPostrequisites 14 Replacing the Battery 1 captive screw Removing the Memory ModulesPrerequisites Procedure1 securing clips 4 Remove the memory module from the memory-module connector2 memory-module connector 16 Removing the Memory ModulesPostrequisites Replacing the Memory ModulesProcedure 18 Replacing the Memory Modules Prerequisites Removing the Optical-Drive AssemblyProcedure optical-drive assemblyoptical drive 4 Remove the optical-drive bracket from the optical-drive assembly20 Removing the Optical-Drive Assembly optical-drive bezelPostrequisites Replacing the Optical-Drive AssemblyProcedure 22 Replacing the Optical-Drive Assembly Prerequisites Removing the Hard-Drive AssemblyProcedure pull-tab 24 Removing the Hard-Drive Assemblyhard-drive assembly 5 Lift the hard-drive bracket off the hard drivePostrequisites Replacing the Hard-Drive AssemblyProcedure 26 Replacing the Hard-Drive Assembly plastic scribe Removing the KeyboardProcedure Prerequisites28 Removing the Keyboard 4 Turn the keyboard over and place it on the palm-rest assembly6 Lift the keyboard off the palm-rest assembly connector latchPostrequisites Replacing the KeyboardProcedure 30 Replacing the Keyboard 1 screws Removing the Palm-RestProcedure Prerequisites32 Removing the Palm-Rest power-button cable3 connector latches 3 Turn the computer over and open the display as far as possiblescrews 5 Remove the screws that secure the palm-rest to the system board7 Lift the palm-rest off the computer base Removing the Palm-Rest34 Removing the Palm-Rest Postrequisites Replacing the Palm-RestProcedure 36 Replacing the Palm-Rest Prerequisites Removing the Wireless Mini-Card38 Removing the Wireless Mini-Card ProcedureProcedure Replacing the Wireless Mini-Card1 Replace the palm-rest. See Replacing the Palm-Rest on page PostrequisitesPrerequisites Removing the I/O Board42 Removing the I/O Board Procedure1 Remove the screw that secures the I/O board to the computer base 3 Gently lift and remove the I/O board off the computer basePostrequisites Replacing the I/O BoardProcedure 44 Replacing the I/O Board Prerequisites Removing the System Boardtape Procedurepower-adapter-port cable display cablesystem board 4 Remove the screw that secures the system board to the computer base5 Lift the system board off the computer base Removing the System Board48 Removing the System Board Postrequisites Entering the Service Tag in system setupReplacing the System Board Procedure50 Replacing the System Board Prerequisites Removing the Coin-Cell Battery1 Turn the system board over and place it on a flat surface Procedure52 Removing the Coin-Cell Battery coin-cell batteryPostrequisites Replacing the Coin-Cell BatteryProcedure 54 Replacing the Coin-Cell Battery Prerequisites Removing the Heat-Sinkscrew Procedure3 Lift the heat-sink off the system board 56 Removing the Heat-SinkPostrequisites Replacing the Heat-SinkProcedure 58 Replacing the Heat-Sink Prerequisites Removing the Fan3 fan cable Procedurescrew Postrequisites Replacing the FanProcedure 62 Replacing the Fan Prerequisites Removing the Speakerstape Procedure2 Lift and remove the LED silicon tubes off the computer base 64 Removing the Speakersspeakers speaker cable routing66 Removing the Speakers Postrequisites Replacing the SpeakersProcedure 68 Replacing the Speakers Prerequisites Removing the Display Assembly1 Peel the tape that secures the display cable to the system board Procedure70 Removing the Display Assembly wireless mini-card cablesscrews display assembly3 power adapter-port cable 72 Removing the Display Assembly Postrequisites Replacing the Display AssemblyProcedure 74 Replacing the Display Assembly Prerequisites Removing the Display Bezel1 hinge covers Procedure3 Remove the display bezel off the display back-cover 76 Removing the Display BezelPostrequisites Replacing the Display BezelProcedure 78 Replacing the Display Bezel Prerequisites Removing the Display Hingesscrews Procedure2 Lift the display hinges off the display back-cover 80 Removing the Display HingesPostrequisites Replacing the Display HingesProcedure 82 Replacing the Display Hinges Prerequisites Removing the Display Paneldisplay back-cover Procedure2 Gently lift the display panel and turn it over 84 Removing the Display Paneltape 3 Peel the tape that is adhered over the display cableRemoving the Display Panel display cable86 Removing the Display Panel Postrequisites Replacing the Display PanelProcedure 88 Replacing the Display Panel Prerequisites Removing the Camera Moduletape Procedurescrew camera modulePostrequisites Replacing the Camera ModuleProcedure 92 Replacing the Camera Module Flashing the BIOS 94 Flashing the BIOS