Dell L401X manual Back to Contents

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CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.

3.Disconnect all telephone or network cables from the computer.

4.Press and eject any installed cards from the Media Card Reader.

5.Disconnect your computer and all attached devices from their electrical outlets.

6.Disconnect all attached devices from your computer.

CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the computer.

7.Remove the battery (see Removing the Battery).

8.Turn the computer top-side up, open the display, and press the power button to ground the system board.

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.

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