Acer Aspire 5740 Service Manual page 75

17. Disconnect the speaker cable from its connector on the main board.
18. Remove the one screw (E) securing the speaker module and remove it from the lower case.
Size (Quantity) Color Torque Part No.
M2 x L4 (1) Black 1.6 kgf-cm 86.00E13.524
Chapter 3 67