HP Compaq NX6330 Maintenance And Service Manual page 106

Removal and Replacement Procedures
4. Turn the computer display-side up with the front toward you.
5. Open the computer as far as possible.
6. Insert a flat-bladed screwdriver 1 under the inside edges of
the hinge cover sections 2 of the switch cover and gently pry
up until the switch cover disengages from the computer.
7. Lift the rear edge of the switch cover 3 and swing it
forward until it rests on the keyboard.
Releasing the Switch Cover
5–20 Maintenance and Service Guide