Acer Aspire easyStore H340 Service Manual page 39

5. Remove the four screws (C) on the front I/O board.
Screw (Quantity)
M3*0.5*4L (4)
6. Remove the front I/O board.
Chapter 3
Color
Silver 5.1 to 6.9 kgf-cm
Torque
86.19534.4R0
Part No.
31