Remove the system board:
1.Remove the following cables:
●USB/Audio board cable (1)
●Power button board cable (2)
●Display panel cable (3)
●Backlit keyboard cable (4)
●Backlit keyboard light cable (5)
●TouchPad LED cable (6)
●RTC cable (7)
●TouchPad cable (8)
●Power connector cable (9)
2.Remove the 5 Phillips PM 2.0x3.0 screws (1).
Component replacement procedures 41