Acer Aspire 6530 Series Service Manual page 87

8. Remove the three securing screws.
Step
Mainboard
9. While holding the left side of the Lower Base, lift and pivot the mainboard to remove from the base.
10. Grasp the mainboard by both sides and pivot upwards to remove.
Chapter 3
Size
M2.5*4.0-I
(NI)(NYLOK)
Quantity
3
Screw Type
77