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
CAUTION: Make sure that no cables are placed under the system board.
1 Slide the ports on the system board into the slots on the middle cover and place
the system board on the middle cover.
2 Align the screw holes on the system board with the screw holes on the middle
cover.
3 Replace the screws that secure the system board to the middle cover.
4 Connect the display-backlight cable to on the system board.
5 Slide the control-buttons board and display cables into their connectors on the
system board and close the latches to secure the cables.
6 Connect the speaker, touch-screen board, hard-drive, optical-drive, hard-drive
and optical-drive power, fan, and microphone and camera cables to the system
board.
Post-requisites
1 Replace the memory modules.
2 Replace the wireless card.
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