3.
Carefully disconnect the two WLAN antenna cables (3) from the terminals on the WLAN module.
Computer models have either one or two WLAN antennas. On models with two antennas, the #1
WLAN antenna cable connects to the WLAN module #1 Main terminal. The #2 WLAN antenna cable
connects to the WLAN module #2 Aux terminal.
4.
Disconnect the webcam module cable (4) from the system board.
5.
Disconnect the display panel cable (5) from the system board.
6.
Release the ZIF connector (6) the audio jack board cable is connected to, and then disconnect the
audio jack board cable from the system board.
7.
Disconnect the speaker cable (7) from the system board.
8.
Release the ZIF connector (8) the backlight cable is connected to, and then disconnect the
backlight cable from the system board.
9.
Release the ZIF connector (9) the keyboard cable is connected to, and then disconnect the
keyboard cable from the system board.
10.
Release the ZIF connector (10) the touchpad cable is connected to, and then disconnect the
touchpad cable from the system board.
11.
Release the ZIF connector (11) the fingerprint reader cable is connected to, and then disconnect the
fingerprint reader cable from the system board.
12.
Remove the two Phillips M2.0 × 2.7 screws (1) that secure the system board to the computer.
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Chapter 5 Removal and replacement procedures for authorized service provider parts