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Removing 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 dell.com/regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You
must enter the Service Tag in the system setup after you replace the
system board.
NOTE: Replacing the system board removes any changes you have
made to the BIOS using System Setup. You must make the desired
changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the
location of the connectors so that you can reconnect them correctly
after you replace the system board.
Prerequisites
1 Remove the battery.
2 Remove the base cover.
3 Remove the memory module.
4 Follow the procedure from step 1 to step 3 in “Removing the Hard Drive”.
5 Follow the procedure from step 1 to step 2 in “Removing the Optical
Drive”.
6 Remove the wireless card.
7 Remove the keyboard.
8 Follow the procedure from step 1 to step 7 in “Removing the Palm Rest”.
9 Remove the battery-connector board.
10 Remove the optical-drive connector board.
Procedure
1 Peel off the tape that secures the display cable to the system board.
2 Lift the connector latches and disconnect the display cable and I/O-
board cable from the system board.
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