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 Place the system board on the base frame.
2 Replace the screws that secure the system board to the base frame.
3 Replace the sim-card tray into the system board.
4 Place the I/O port covers on the system board.
5 Replace the screws that secure the I/O port covers to the system board.
6 Place the heat shield on the system board.
7 Replace the screws that secure the heat shield to the system board.
Post-requisites
1 Replace the base frame.
2 Replace the mobile broadband card.
3 Replace the wireless card.
4 Replace the solid-state drive.
5 Replace the top cover.
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