HP HDX 18 Maintenance And Service Manual page 78

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.
Removal and replacement procedures 4–45