Disconnect the fan cable.
23.
Remove the two screws fastening the fan.
24.
Then detach the fan.
25.
Remove the two screws fastening the modem board.
26.
Detach the modem board from the main board carefully then disconnect it.
27.
Remove the screw fastening the main board.
28.
Separate the main board from the lower case carefully.
29.
69
Chapter 3