Maintenance and Service Guide

Remove the front-facing webcam:
1. Release the ZIF connector (1) to which the front-facing webcam cable is attached, and then
disconnect the front-facing webcam cable from the system board.
2. Release the front-facing webcam (2) from the retention molding built into the
display panel assembly.
3. Remove the front-facing webcam and cable.
Reverse this procedure to install the front-facing webcam.
Power/volume button board
Description Spare part number
Power/volume button board (includes cable) 774999-001
Before removing the power/volume button board, follow these steps:
1. Turn off the tablet. If you are unsure whether the tablet is off or in Hibernation, turn the tablet on,
and then shut it down through the operating system.
2. Disconnect the power from the tablet by unplugging the power cord from the tablet.
3. Disconnect all external devices from the tablet.
4. Remove the back cover (see
Back cover on page 14).
5. Disconnect the battery cables from the system board (see
Battery on page 16).
Remove the power/volume button board:
1. Release the ZIF connector (1) to which the power/volume button board cable is attached, and
then disconnect the power/volume button board cable from the system board.
22 Chapter 5 Removal and replacement procedures