HP Compaq nc4000 Series Maintenance And Service Manual page 119

5. Remove the grounding tape 1 that grounds the RJ-11 and
RJ-45 connectors to the base enclosure.
6. Lift the left side of the system board 2 until the battery
connector 3 clears the base enclosure.
7. Slide the system board away from the base enclosure at an
angle 4.
Removing the System Board
Reverse the above procedure to install the system board.
Maintenance and Service Guide
Removal and Replacement Procedures
5–45