Dell 3521, 5521 manual Replacing the I/O Board

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44 Replacing the I/O Board

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Contents Dell Inspiron 3521/5521 2012 Contents Removing the Wireless Mini-Card Removing the Coin-Cell Battery Removing the Display Bezel Before You Begin Turn Off Your Computer and Connected DevicesRecommended Tools After Working Inside Your Computer After Working Inside Your Computer Removing the Battery ProcedureRemoving the Battery Replacing the Battery PostrequisitesReplacing the Battery Removing the Memory Modules Securing clips Memory-module connector Memory module Replacing the Memory Modules Replacing the Memory Modules Removing the Optical-Drive Assembly Removing the Optical-Drive Assembly Replacing the Optical-Drive Assembly Replacing the Optical-Drive Assembly Removing the Hard-Drive Assembly Hard-drive assembly Pull-tab Replacing the Hard-Drive Assembly Replacing the Hard-Drive Assembly Removing the Keyboard Connector latch Replacing the Keyboard Replacing the Keyboard Removing the Palm-Rest Touchpad cable Power-button cable Connector latches Screws Palm-rest Removing the Palm-Rest Replacing the Palm-Rest Replacing the Palm-Rest Removing the Wireless Mini-Card Wireless mini-card Replacing the Wireless Mini-Card Postrequisites Removing the I/O Board Board Board cable Screw Replacing the I/O Board Replacing the I/O Board Removing the System Board Procedure System board Screw Removing the System Board Entering the Service Tag in system setup Replacing the System BoardReplacing the System Board Removing the Coin-Cell Battery Plastic scribe Coin-cell battery Replacing the Coin-Cell Battery Replacing the Coin-Cell Battery Removing the Heat-Sink Screw Fan Replacing the Heat-Sink Replacing the Heat-Sink Removing the Fan Fan cable Replacing the Fan Replacing the Fan Removing the Speakers Tape LED silicon tubes Speaker cable routing Speakers Removing the Speakers Replacing the Speakers Replacing the Speakers Removing the Display Assembly Display cable Wireless mini-card cables Display assembly Removing the Display Assembly Replacing the Display Assembly Replacing the Display Assembly Removing the Display Bezel Hinge covers Replacing the Display Bezel Replacing the Display Bezel Removing the Display Hinges Screws Display hinges Replacing the Display Hinges Replacing the Display Hinges Removing the Display Panel Display back-cover Display cable Tape Removing the Display Panel Replacing the Display Panel Replacing the Display Panel Removing the Camera Module Screw Camera module Tape Camera cable Replacing the Camera Module Replacing the Camera Module Flashing the Bios Flashing the Bios

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