NOTE: The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup
program after you replace the system board.
NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. Make the appropriate changes again after you replace the system board.
About this task
The following image indicates the cables on your system board.
Figure 2. System-board cables
1.
Display cable 2. I/O-board cable
3. Touchpad cable 4. Keyboard cable
5. Keyboard-backlight cable 6. Light-bar cable
7. Speaker cable 8. Coin-cell battery cable
9. G-key cable
The following images indicate the location of the system board and provide a visual representation of the installation procedure.
Removing and installing components
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