Lenovo Y50-70 - Manual (Page 72)

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Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Hardware Maintenance Manual
Figure 12. Removal steps of LCD unit and power board (continued)
Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Remove the screw 1, then remove the power board in the direction shown by
arrow 2.
Step Screw (quantity) Color Torque
1
M2.0 × 2.0 mm, flat-head, nylok-coated (1)
POWER PCB to LOGIC UP
Black 1.5 kgf*cm
Remove the screws 3.
Step Screw (quantity) Color Torque
3 M2.5 × 5.0 mm, flat-head, nylok-coated (6)
HINGE BRK -L to LOGIC UP
Black 2.5 kgf*cm