Replacing the system board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before working inside your computer. After working inside your
computer, follow the instructions in After working inside your
computer. For more safety best practices, see the Regulatory
Compliance home page at www.dell.com/regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You
must enter the Service Tag in the BIOS setup program after you replace
the system board.
NOTE: Replacing the system board removes any changes you have
made to the BIOS using the BIOS setup program. You must make the
desired changes again after you replace the system board.
Procedure
1 Align the screw holes on the system board with the screw holes on the
chassis.
2 Gently place the system board onto the chassis.
3 Replace the screws that secure the system board to the chassis.
4 Route the cables through their routing guides and connect the cables to
their respective connectors on the system board.
Post-requisites
1 Replace the processor fan and heat-sink assembly.
2 Replace the wireless card.
3 Replace the memory modules.
4 Replace the front bezel.
5 Replace the computer cover.
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