Maintenance and Service Guide

Remove the system board:
1. Disconnect the following cables from the system board:
(1) Front-facing webcam cable (see
Front-facing webcam on page 21)
(2) Microphone cable (see
Microphone on page 20)
(3) Power/volume button board cable (see
Power/volume button board on page 22)
(4) Release the ZIF connector to which the display panel cable is attached, and then disconnect
the display panel cable from the system board
(5) Release the ZIF connector to which the TouchScreen cable is attached, and then disconnect the
TouchScreen cable from the system board
(6) Speaker cable (see
Speaker on page 18)
2. Remove the two Phillips PM1.4×2.75 screws (1) that secure the system board to the
display panel assembly.
3. Remove the system board (2).
24 Chapter 5 Removal and replacement procedures