HP Compaq NX6330 Maintenance And Service Manual page 129

6. Lift up the rear edge of the top cover 1 until it disengages
from the base enclosure.
7. Slide the top cover 2 to the right until the TouchPad cable is
accessible.
8. Disconnect the TouchPad cable 3 from the system board.
Removing the Top Cover
9. Remove the top cover.
Reverse the above procedure to install the top cover.
Maintenance and Service Guide
Removal and Replacement Procedures
5–43