Removal and replacement procedures
Maintenance and Service Guide 4–49
Remove the system board:
1. Turn the computer upside down, with the front toward you.
2. Disconnect the subwoofer cable from the system board.
3. Turn the computer right-side up, with the front toward you.
4. Disconnect the fan cable 1 from the system board.
5. Release the ZIF connector to which the audio/infrared board cable 2 is attached, and disconnect the
audio/infrared board cable from the system board.
6. Disconnect the USB board cable 3 from the system board.
7. Disconnect the power connector cable 4 from the system board.
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