Lenovo G70-70/G70-80/Z70-80
55
Figure 11. Removal steps of system board
Loosen the screws . Detach optical disk drive switch board connector in the
direction shown by arrow , USB board connector in the direction shown by
arrow .
Step Screw (quantity) Color Torque
M2.5 × 4 mm, flat-head, nylok-coated (3) Black 3.0 kgfcm
a
b
c
a
a
a
b
c
a
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