Dell P21T owner manual Removing the Wlan Card, Installing the Wlan Card, Removing the Heatsink

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Removing the WLAN Card

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the:

a.base cover

b.battery

3.Perform the following steps:

a.Remove the screw that secures the metal bracket to the WLAN card [1].

b.Remove the metal bracket to access the WLAN cables [2].

c.Disconnect the WLAN cables from their connectors on the WLAN card [3].

d.Remove the WLAN card from its connector on the system board [4].

Installing the WLAN Card

1.Insert the WLAN card to its connector on the system board.

2.Connect the WLAN cables to their connectors on the WLAN card.

3.Insert the metal bracket to secure the WLAN cables.

4.Tighten the screw to secure the WLAN card to the system board.

5.Install the:

a.battery

b.base cover

6.Follow the procedures in After Working Inside Your Computer.

Removing the Heatsink

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the:

a.base cover

b.battery

3.To release the heatsink from the system board:

a.Remove the screws that secure the heatsink from the metal bracket [1].

b.Remove the metal bracket from the system board [2].

c.Remove the screw that secures the heatsink to the system board [3].

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Contents Dell Latitude Page Contents Contacting Dell Working on Your Computer Before Working Inside Your ComputerTurning Off Your Computer After Working Inside Your Computer Recommended Tools Removing the Base CoverFollow the procedures in After Working Inside Your Computer Installing the Base CoverRemoving the Battery Removing the Audio Board Installing the BatteryBase cover Battery Installing the Audio Board Removing the Display AssemblyPage Removing the Display Bezel Installing the Display AssemblyBase cover Battery Display assembly Installing the Display Bezel Base cover Battery Display assembly Display bezel Removing the Display PanelInstalling the Display Panel Removing the CameraInstalling the Camera Removing the Power-Connector PortInstalling the Power-Connector Port Removing the Hard-Drive AssemblyPage Installing the Hard-Drive Assembly Removing the LED Board Installing the LED BoardBase cover Battery Hard-drive assembly Removing the MemoryInstalling the Memory Removing the Coin-Cell BatteryFollow the steps in Before Working Inside Your Computer Installing the Coin-Cell BatteryRemoving the Keyboard Trim Removing the Keyboard Installing the Keyboard TrimBattery Base cover Keyboard trim Installing the Keyboard Removing the Heatsink Installing the Wlan CardRemoving the Wlan Card Installing the Heatsink Base cover Battery Memory Heatsink Removing the System BoardRemoving the Speaker Installing the System BoardBase cover Battery Memory Heatsink System board Installing the Speaker Boot Sequence Navigation KeysSystem Setup Options UefiSATA-0 Video Functional in the operating system KEK Page Post Behavior Wlan Updating the Bios System and Setup PasswordAssigning a System Password and Setup Password Technical Specifications USB Page Page Page Diagnostics Enhanced Pre-Boot System Assessment ePSA DiagnosticsDevice Status Lights Battery Status Lights Contacting Dell