HP G61-306 Maintenance And Service Manual page 80

Remove the system board:
1. Disconnect the USB board cable 1 from its mounting clip in the base enclosure.
2. Disconnect the Bluetooth cable 2 from the system board.
3. Disconnect the RJ-11 cable 3 from the system board.
4. Disconnect the power connector cable 4 from the system board.
5. Remove the Phillips PM2.5×6.0 screw that secures the system board to the base enclosure.
6. Grasp the right edge 1 of the system board.
7. Lift the system board 2, and pull it away from the base enclosure 3 at an angle.
Reverse this procedure to install the system board.
Maintenance and Service Guide
Removal and replacement procedures
4–37