Acer ASPIRE Aspire 3690 Service Manual page 71

6. Remove the two screws fastening the system fan.
7. Take out the system fan from the main unit.
8. Remove the four screws fastening the thermal module.
9. Then detach the thermal module carefully.
10. Use a flat-headed screwdriver to release the CPU lock (Turn anti-clockwise).
11. Detach the CPU from the CPU socket carefully.
12. Tear off the tape fastening the antenna set.
13. Then remove the antenna protection cover.
Chapter 3 63