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
1 Align the screw holes on the system board with the screw holes on the
display-assembly base.
2 Replace the screws that secure the system board to the display-assembly
base.
3 Slide the control-buttons board and display cables into its connectors on
the system board and close the latches to secure the cables.
4 Connect the touch-board cable, display-panel power cable, speaker
cable, microphone and camera cable, hard-drive data cable, optical-drive
data cable, hard-drive and optical-drive power cable, and fan cable to the
system board.
Post-requisites
1 Replace the wireless card.
2 Replace the memory module.
3 Replace the heat sink.
4 Replace the system-board shield.
5 Replace the back cover.
6 Follow the procedure in step 4 in “Replacing the optical drive”.
7 Replace the stand.
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