Acer Aspire 5940G Series Service Manual page 137

7. Turn the computer over. Insert the twenty-three screws on the bottom panel.
Step
Upper Cover
(red callout)
Upper Cover
(blue callout)
Upper Cover
(green callout)
Chapter 3
Size
M2.5*8
M2.5*5
M2.5*3
Quantity
18
2
3
Screw Type
127