Acer travelmate 4070 4080 (lugano 3) 服务手册
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Chapter 3
4.
5.
6.
Remove the three screws securing the VGA thermal module.
7.
Then detach the VGA thermal module.
Removing the Modem Board
1.
2.
3.
4.
5.
6.
Remove the two screws securing the modem board.
7.
Disconnect the modem board connector.
8.
Disconnect the modem board cable then remove the board.
Removing the Main Board
1.
2.
3.
4.
5.
6.
7.
8.
9.
11. Remove the two nut screws securing the main board.
12. Press the PCMCIA card button.