HP Compaq nx8220 Maintenance And Service Manual page 107

8. Release the zero insertion force (ZIF) connector 1 to which
the keyboard cable is connected and disconnect the keyboard
cable 2 from the system board.
✎
Step 9 applies to models with keyboards with pointing sticks.
9. Release the ZIF connector 3 to which the pointing stick
cable is connected and disconnect the pointing stick cable 4
from the system board.
Disconnecting the Keyboard and Pointing Stick Cables
10. Remove the keyboard.
Reverse the above procedure to install the keyboard.
Maintenance and Service Guide
Removal and Replacement Procedures
5–21