HP HDX 18 Maintenance And Service Manual page 74

7. Remove the two Phillips PM2.5×7.0 screws that secure the top cover to the base enclosure.
8. Lift the rear edge 1 of the top cover until it rests at an angle.
9. Slide the top cover 2 back until the fingerprint reader board cable is accessible.
10. Release the ZIF connector 1 to which the fingerprint reader board cable is attached and disconnect the
fingerprint reader board cable from the system board.
11. Remove the top cover 2.
Reverse this procedure to install the top cover.
Removal and replacement procedures 4–41