HP EliteBook 835 G8 Maintenance And Service Manual page 78

14. If you need to remove the second ambient light sensor from the display, disconnect the cables from the
ZIF connectors on the board (1), and then remove the sensor from the computer (2).
The second ambient light sensor is available as spare part number M07213-001 or M08553-001 for
privacy models with WWAN.
15. If you need to remove the microphone board from the display, disconnect the cable from the reverse ZIF
connector on the board (1), and then use a tool (2) to release the board from the computer (3).
The microphone board is available as spare part number M07208-001 and M07209-001 for the rear-
facing third microphone.
68 Chapter 6 Removal and replacement procedures for authorized service provider parts