Dell L401X manual Wwan 2 antenna cables

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Connectors on the Mini-Card	Antenna Cable Color Scheme
WLAN (2 antenna cables)
Main WLAN (white triangle)	white with gray stripe
Auxiliary WLAN (black triangle)	black with gray stripe

WWAN (2 antenna cables)
Main WWAN (white triangle)	white
Auxiliary WWAN (black triangle)	black

TV tuner (1 antenna cable)	black

6.Align the tabs on the Mini-Card cover with the slots on the base cover and snap the Mini-Card cover into place.

7.Replace the captive screw that secures the Mini-Card cover to the base cover.

8.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.

9. Install the drivers and utilities for your computer, as required.

NOTE: If you are installing a communication card from a source other than Dell, you must install the appropriate drivers and utilities.

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Contents Page Replacing the Battery BatteryRemoving the Battery Before Working Inside Your Computer Before You BeginRecommended Tools Turning Off 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 Replacing the Coin-Cell Battery Coin-Cell BatteryRemoving 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 Replacing the Hard Drive Hard DriveRemoving 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