User Guide

Video Graphics Board: Dell Latitude C840 Service Manual

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Video Graphics Board

Dell™ Latitude™ C840 Service Manual

NOTICE: Disconnect the computer and attached devices from electrical outlets and remove any installed batteries.

NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by periodically touching unpainted metal on the computer.

1

M2.5 x 8-mm screws (3)

Removing the Video Graphics Board

Follow the instructions in "Preparing to Work Inside the Computer."
Remove the keyboard.
Remove the hinge cover.

NOTICE: The video graphics board may have a metallic or cardboard-like EMI shield attached to the top. If present, the EMI shield is removed with the board. Do not reuse the EMI shield on the replacement video board. Newer versions of the board may not require the shield; if a shield is required, it is already attached to the replacement board.

Detach the display flex cable from the graphics card.
Remove the three M2.5 x 8-mm screws that secure the video graphics board.
Separate the video graphics board from the system board connector.

Replacing the Video Graphics Board

Align the three screw holes and press down firmly on the word "Dell" to seat the board in its connector.

NOTICE: Ensure that the board is correctly and firmly seated before continuing. Failure to do so will cause intermittent video failures.

Replace the three M2.5 x 8-mm screws.

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