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Replacing the System Board
Dell™ XPS™ 625 Service Manual
WARNING:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance
1. Follow the procedures in
Before You
2. Remove the computer cover (see
WARNING:
The processor heat sink can get very hot during normal operation. Be sure that the heat sink has had sufficient time to cool before you
touch it.
3. Remove the processor heat sink (see
4. Remove all the expansion cards (see
5. Remove any additional components that may restrict access to the system board.
CAUTION:
Carefully note the routing and location of each cable before you disconnect it, so that you are sure to re-route cables correctly. An
incorrectly routed or a disconnected cable could lead to computer problems.
6. Disconnect all cables from the system board.
CAUTION:
If you are replacing the system board, visually compare the replacement system board to the existing system board to make sure that
you have the correct part.
7. Remove the 10 screws that secure the system board to the chassis.
1 screws (10)
8. Carefully, lift the system board out of the computer.
9. Transfer components from the existing system board to the replacement system board, if applicable.
10. Orient the system board by aligning the screw holes on the system board with the screw holes on the chassis.
11. Replace the 10 screws to secure the system board to the chassis.
12. Replace the processor heatsink (see
13. Replace any expansion cards that you removed (see
14. Replace any additional components that you removed from the system board.
Begin.
Replacing the Computer
Cover).
Replacing the Processor Heat
Removing PCI and PCI Express
Replacing the Processor Heat
Sink).
Installing PCI and PCI Express
Sink).
Cards).
Cards).