Lenovo M50-70 Laptop (English) Hardware Maintenance Manual - Page 63

Upper case and power board, 1060 PCI Express Mini Card for wireless LAN

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Lenovo M50-70/M50-80 1140 Upper case and power board For access, remove these FRUs in order: • "1010 Optical drive" on page 33 • "1020 Keyboard" on page 35 • "1030 Base cover" on page 37 • "1040 Battery pack" on page 40 • "1050 Hard disk drive" on page 42 • "1060 PCI Express Mini Card for wireless LAN" on page 44 • "1080 ODD board" on page 48 • "1090 Docking board" on page 49 • "1100 Speakers" on page 51 • "1110 Thermal module" on page 52 • "1120 USB board and finger print board" on page 53 • "1130 System board and touchpad module" on page 56 Figure 14. Removal steps of upper case and power board Remove the screws 1.   Step Screw (quantity) 1 M2.5 × 5.0 mm, flat-head, nylok-coated (4) LCD Assy to system Color Torque Black 2.3±0.2 kgf*cm 59

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59
Lenovo M50-70/M50-80
1140 Upper case and power board
For access, remove these FRUs in order:
•
“1010 Optical drive” on page 33
•
“1020 Keyboard” on page 35
•
“1030 Base cover” on page 37
•
“1040 Battery pack” on page 40
•
“1050 Hard disk drive” on page 42
•
“1060 PCI Express Mini Card for wireless LAN” on page 44
•
“1080 ODD board” on page 48
•
“1090 Docking board” on page 49
•
“1100 Speakers” on page 51
•
“1110 Thermal module” on page 52
•
“1120 USB board and finger print board” on page 53
•
“1130 System board and touchpad module” on page 56
Figure 14. Removal steps of upper case and power board
Remove the screws
1
.
±
±
±
±
Step
Screw (quantity)
Color
Torque
1
M2.5 × 5.0 mm, flat-head, nylok-coated (4)
LCD Assy to system
Black
2.3±0.2 kgf*cm