Acer TravelMate 4070, Service Manual, Page: 75 / 113

Chapter 3 70
13. Remove the dummy card.
14. Remove the two screws securing the main board to the lower case.
15. Then detach the main board from the lower case carefully.
Removing the Control Board
1. See “Removing the Battery” on page 56.
2. See “Removing the Middle Cover” on page 60.
3. See “Removing the Keyboard” on page 60.
4. See “Removing the Power Board” on page 65.
5. See “Removing the Upper Case Assembly” on page 65.
6. See “Removing the Speaker Set” on page 67.
7. See “Removing the SW DJ Board Assembly” on page 67.
8. See “Removing the Audio Board” on page 68.
9. See “Removing the VGA Thermal Module” on page 68.
10. See “Removing the Modem Board” on page 69.
11. See “Removing the Main Board” on page 69.
12. Turn over the main board as shown.
13. Disconnect the control board antenna.
14. Pop out the control board then remove it.