Lenovo G40-45 Notebook Lenovo - Manual (Page 53)

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
Figure 9. Removal steps of keyboard bezel (continued)
Remove the screw 5.

Step Screw (quantity) Color Torque
5
M2 × 3.5 mm, flat-head, nylok-coated (1)
Power BD to C
Black 1.5 ~ 2.0 kgf*cm
Carefully remove the power board in the direction shown by arrow 6.