When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
SIM (see
SIM on page
●
WWAN module (see
●
WLAN module (see
●
Memory module (see
●
RTC battery (see
RTC battery on page
●
Fan/heat sink assembly (see
●
Remove the system board:
1.
Disconnect the display panel cable (1) from the system board.
2.
Disconnect the power connector cable (2) from the system board.
3.
Remove the Phillips PM2.0×4.0 screw (1) that secures the system board to the base enclosure.
4.
Lift the right side of the system board (2) until it rests at an angle.
39)
WWAN module on page
WLAN module on page
Memory module on page
51)
Fan/heat sink assembly on page
45)
47)
49)
67)
Component replacement procedures
65