Dell XPS 8900 Service Manual - Page 99

Replacing the system board, Procedure, Post-requisites

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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 Slide the ports on the system board into the slots on the chassis and align the screw holes on the system board with the screw holes on the chassis. 2 Replace the screws that secure the system board to the chassis. 3 Route and connect the cables that you disconnected from the system board. For more information, see "System-board components." Post-requisites 1 Replacing the processor. 2 Replacing the processor fan and heat sink assembly. 3 Remove the graphics card. 4 Replacing the memory modules. 5 Replacing the wireless card. 6 Replacing the computer cover. 99

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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
Slide the ports on the system board into the slots on the chassis and align
the screw holes on the system board with the screw holes on the chassis.
2
Replace the screws that secure the system board to the chassis.
3
Route and connect the cables that you disconnected from the system
board.
For more information, see “
System-board components
.”
Post-requisites
1
Replacing the
processor
.
2
Replacing the
processor fan and heat sink assembly
.
3
Remove the
graphics card
.
4
Replacing the
memory modules
.
5
Replacing the
wireless card
.
6
Replacing the
computer cover
.
99