Dell L401X manual Replacing the Power-Button Board

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1	screw	2	power-button board
3	system-board connector	4	display cable

5	top cover

Replacing the Power-Button Board

1.Follow the instructions in Before You Begin.

2.Use the alignment post to place the power-button board on the top cover.

3.Replace the screw that secures the power-button board to the top cover.

4.Connect the power button-board cable to the system-board connector.

5.Connect the display cable to the system-board connector.

6.Replace the keyboard (see Replacing the Keyboard).

7.Replace the palm-rest assembly (see Replacing the Palm-Rest Assembly).

8.Follow the instructions from step 5 to step 6 in Replacing the Optical Drive.

9.Replace the hard drive (see Replacing the Hard Drive).

10.Replace the memory module(s) (see Replacing the Memory Module(s)).

11.Replace the battery (see Replacing the Battery).

CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

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Contents Page Battery Removing the BatteryReplacing the Battery Recommended Tools Before You BeginTurning Off Your Computer Before Working Inside Your ComputerBack to Contents Click Enter a Service Tag Flashing the BiosRemoving the Bluetooth Card Internal Card With Bluetooth Wireless TechnologyReplacing the Bluetooth Card Removing the Camera Module Camera ModuleReplacing the Camera Module Coin-Cell Battery Removing the Coin-Cell BatteryReplacing the Coin-Cell Battery Back to Contents Removing the Daughter Board Daughter BoardReplacing the Daughter Board Removing the AC-Adapter Connector AC-Adapter ConnectorReplacing the AC-Adapter Connector Display Display AssemblyReplacing the Display Assembly Display Panel Display BezelRemoving the Display Panel Display CableRemoving the Display Cable Display-Panel BracketsReplacing the Display-Panel Brackets Hard Drive Removing the Hard DriveReplacing the Hard Drive Back to Contents Removing the Processor Fan and Heat-Sink Assembly Processor Fan and Heat-Sink AssemblyReplacing the Processor Fan and Heat-Sink Assembly Back to Contents Removing the Keyboard KeyboardReplacing the Keyboard Back to Contents Removing the Memory Modules Memory ModulesReplacing the Memory Modules Click Start → Control Panel→ System and Security→ System Removing the Mini-Cards Wireless Mini-CardsReplacing the Mini-Cards Wwan 2 antenna cables Removing the Optical Drive Optical DriveReplacing the Optical Drive Removing the Palm-Rest Assembly Palm-Rest AssemblyPage Replacing the Palm-Rest Assembly Removing the Processor Module Processor ModuleReplacing the Processor Module Back to Contents Removing the Power-Button Board Power-Button BoardReplacing the Power-Button Board Removing the Speakers SpeakersReplacing the Speaker Removing the System Board System BoardReplacing the System Board Entering the Service Tag in the Bios Back to Contents Removing the Top Cover Top CoverReplacing the Top Cover Back to Contents