Remove the system board:
1.
Disconnect the following cables from the system board:
(1)
TouchScreen board cable
(2)
Proximity sensor module cable
(3)
Power button board cable
(4)
Docking connector board cable
(5)
Audio/power connector board cable
(6)
Webcamera/microphone module cable
(7)
Docking connector board cable
(8)
Display panel cable
(9)
Card reader board cable
(10)
Volume button board cable
(11)
RTC battery cable
2.
Remove the three Phillips PM2.0×2.3 screws
(1)
that secure the system board to the
display assembly.
Removal and replacement procedures
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