HP Compaq nx8220 Maintenance And Service Manual page 109

5. Turn the notebook display-side up with the front panel toward
you.
6. Open the notebook as far as possible.
7. Use a flat-blade screwdriver to lift up the left and right hinge
cover sections of the switch cover 1 to detach it from the
notebook.
8. Swing the rear edge of the switch cover up and toward you 2.
Releasing the Switch Cover
Maintenance and Service Guide
Removal and Replacement Procedures
5–23