1. Disconnect the following cables from the system board:
● Display cable (1) (ZIF)
● Power connector cable (2)
● I/O board cable from I/O board (ZIF) (3)
● Left speaker cable (4)
● Backlight cable (ZIF) (5)
● Card reader cable (ZIF) (6)
● Fan cable (7)
● Wireless antenna cables from the WLAN module (8)
● Fan cable (9)
● Keyboard cable (ZIF) (10)
● Touchpad cable (ZIF) (11)
● Right speaker cable (12)
System board 53