Dell P21T owner manual Removing the LED Board, Installing the LED Board, Removing the Memory

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a.battery

b.base cover

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

Removing the LED Board

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

2.Remove the:

a.base cover

b.battery

c.hard-drive assembly

3.Perform the following steps:

a.Disconnect the LED board cable from its connector on the system board [1] [2].

b.Remove the screw that secures the LED board to the computer [3].

c.Remove the LED board from the computer [4].

Installing the LED Board

1.Insert the LED board into its place on the computer.

2.Tighten the screw to secure the LED board to the computer.

3.Connect the LED board cable to its connector on the system board.

4.Install the:

a.hard-drive assembly

b.battery

c.base cover

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

Removing the Memory

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

2.Remove the: a. base cover

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Contents Dell Latitude Page Contents Contacting Dell Before Working Inside Your Computer Working on Your ComputerTurning Off Your Computer After Working Inside Your Computer Removing the Base Cover Recommended ToolsInstalling the Base Cover Removing the BatteryFollow the procedures in After Working Inside Your Computer Installing the Battery Base cover BatteryRemoving the Audio Board Removing the Display Assembly Installing the Audio BoardPage Installing the Display Assembly Base cover Battery Display assemblyRemoving the Display Bezel Installing the Display Bezel Removing the Display Panel Base cover Battery Display assembly Display bezelRemoving the Camera Installing the Display PanelRemoving the Power-Connector Port Installing the CameraRemoving the Hard-Drive Assembly Installing the Power-Connector PortPage Installing the Hard-Drive Assembly Base cover Battery Hard-drive assembly Installing the LED BoardRemoving the LED Board Removing the MemoryRemoving the Coin-Cell Battery Installing the MemoryInstalling the Coin-Cell Battery Removing the Keyboard TrimFollow the steps in Before Working Inside Your Computer Installing the Keyboard Trim Battery Base cover Keyboard trimRemoving the Keyboard Installing the Keyboard Installing the Wlan Card Removing the Wlan CardRemoving the Heatsink Installing the Heatsink Removing the System Board Base cover Battery Memory HeatsinkInstalling the System Board Base cover Battery Memory Heatsink System boardRemoving the Speaker Installing the Speaker Navigation Keys Boot SequenceUefi System Setup OptionsSATA-0 Video Functional in the operating system KEK Page Post Behavior Wlan System and Setup Password Updating the BiosAssigning a System Password and Setup Password Technical Specifications USB Page Page Page Enhanced Pre-Boot System Assessment ePSA Diagnostics DiagnosticsDevice Status Lights Battery Status Lights Contacting Dell