Replacing the system board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
. 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
.
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
Using the alignment posts, place the system on the palm-rest assembly and align
the screw holes on the system board with the screw holes on the palm-rest
assembly.
2
Replace the six screws (M1.6x3) that secure the system board to the palm-rest
assembly.
3
Slide the I/O-board cable, the touchpad cable, and the keyboard-controls board
cable into the system board and close the connector latches to secure the
cables.
4
Connect the camera cable, the touchscreen cable (optional), the power-adapter
port cable, the coin-cell battery cable, the speaker cable, the fan cable, and the
display cable to the system board.
5
Adhere the tape that secures the antenna cables and power-adapter port to the
system board.
6
Align the screw holes on the display-cable bracket with the screw holes on the
system board.
7
Replace the two screws (M2x3) that secure the display-cable bracket to system
board.
8
Adhere the tapes that secure the speaker cable to the system board.
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