![Removing the System Board](/images/new-backgrounds/194096/19409695x1.webp)
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The replacement kit for the system board assembly includes a diskette or CD that provides a utility for transferring the service tag number to the replacement system board assembly.
NOTICE: If you received a flash BIOS update program diskette or CD with the replacement microprocessor, you must update the BIOS after replacing the microprocessor module. For instructions on updating or reflashing the BIOS, see the Dell Portable Computer BIOS Update Guide.
Removing the System Board
1Follow the instructions in “Preparing to Work Inside the Computer.”
2Remove the hard drive and the fixed optical drive.
3Remove any installed Mini PCI Cards.
4If migrating the memory, remove all installed memory modules.
5Remove the keyboard.
6Remove the hinge cover.
7Remove the display assembly.
8Remove the palmrest assembly.
9Remove the video graphics board.
10Remove the microprocessor thermal cooling assembly.
11If migrating the microprocessor, remove the microprocessor module.
12Remove the three
13Remove the
14Lift the front of the system board and work it out of the back panel.
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Removing and Replacing Parts