HP Pavilion dv9100 - Entertainment Notebook PC Maintenance And Service Manual page 141

8. Release the zero insertion force (ZIF) connector 1 to which
the LED board cable is connected and disconnect the cable 2
from the LED board.
9. Remove the switch cover.
Disconnecting the LED Board Cable
Reverse the above procedure to install the switch cover.
Maintenance and Service Guide
Removal and Replacement Procedures
5–25