Acer Aspire 4310 Service Manual page 77

14. Remove the three screws (A) on the upper case.
Step Size (Quantity) Color Torque
1~3 M2 x L4 (3) Black 1.6 kgf-cm
15. Disconnect the speaker cable from the mainboard.
16. Detach the launch board cable from the mainboard.
Chapter 3 67