Acer TravelMate 4070, Service Manual, Page: 70 / 113

65 Chapter 3
Disassembling the Main Unit
Removing the Upper Case Assembly
1. See “Removing the Battery” on page 56..
2. See “Removing the Hard Disc Drive Module” on page 57.
3. See “Removing the Optical Disc Drive Module” on page 58.
4. See “Removing the Memory” on page 59.
5. See “Removing the LCD Module” on page 60.
6. Remove the fifteen screws securing the lower case assembly and the upper case assembly on the
bottom.
7. Remove the three screws securing the upper case assembly.
8. Disconnect the touchpad cable.
9. Disconnect the power board cable.
10. Then detach the upper case assembly.
Removing the Power Board
1. See “Removing the Battery” on page 56.
2. See “Removing the Hard Disc Drive Module” on page 57.
3. See “Removing the Optical Disc Drive Module” on page 58.
4. See “Removing the Memory” on page 59.
5. See “Removing the LCD Module” on page 60.
6. Remove the two screws securing the power board.
7. Tear off the tape holding the power board cable then remove the power board.