Dell Alienware Alpha R2 Service Manual - Page 75

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 appropriate changes again after you replace the system board. Procedure NOTE: Make sure that no cables are under the system board. 1 Slide the system board into the slot 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 Align and snap the back panel onto the chassis. 4 Align the screw holes on the back panel with the screw holes on the chassis and replace the screws that secure the back panel to the chassis. 5 Connect the USB-port cable, front-panel light board cable, and power-button board cable to the system board. For more information on the location of connectors, see "System- board components". Post-requisites 1 Replace the wireless card. 2 Replace the memory modules. 3 Replace the video-card fan. 4 Replace the processor. 5 Replace the processor heat sink. 75

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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 appropriate changes
again after you replace the system board.
Procedure
NOTE:
Make sure that no cables are under the system board.
1
Slide the system board into the slot 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
Align and snap the back panel onto the chassis.
4
Align the screw holes on the back panel with the screw holes on the chassis and
replace the screws that secure the back panel to the chassis.
5
Connect the USB-port cable, front-panel light board cable, and power-button board
cable to the system board.
For more information on the location of connectors, see
“System- board
components”
.
Post-requisites
1
Replace the
wireless card
.
2
Replace the
memory modules
.
3
Replace the
video-card fan
.
4
Replace the
processor
.
5
Replace the
processor heat sink
.
75