Lenovo B50-80 Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebo - Page 66

LCD hinges

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Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 Hardware Maintenance Manual 1190 LCD hinges For access, remove these FRUs: • "1010 Battery pack" on page 33 • "1020 Optical drive" on page 34 • "1030 Bottom slot cover" on page 36 • "1040 Hard disk drive" on page 37 • "1050 DIMM" on page 39 • "1060 PCI Express Mini Card for wireless LAN/WAN" on page 40 • "1070 Keyboard" on page 41 • "1080 Keyboard bezel" on page 43 • "1110 Led board" on page 48 • "1130 System board" on page 50 • "1160 LCD unit and base cover" on page 55 • "1170 LCD front bezel" on page 59 • "1180 LCD panel" on page 60 Figure 19. Removal steps of hinges Remove two screws a and six screws b. Remove the hinges in the direction shown by arrow c. 3 2 1 2 2 2 1 3 Step a b a Screw (quantity) Color M2 x 4 mm, flat-head, nylok-coated (2) Black M2.5 x 4 mm, flat-head, nylok-coated (6) Black Torque 1.5~2.0kgf.cm 2.0~2.5kgf.cm 62

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Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80
Hardware Maintenance Manual
62
1190 LCD hinges
For access, remove these FRUs:
•
“1010 Battery pack” on page 33
•
“1020 Optical drive” on page 34
•
“1030 Bottom slot cover” on page 36
•
“1040 Hard disk drive” on page 37
•
“1050 DIMM” on page 39
•
“1060 PCI Express Mini Card for wireless LAN/WAN” on page 40
•
“1070 Keyboard” on page 41
•
“1080 Keyboard bezel” on page 43
•
“1110 Led board” on page 48
•
“1130 System board” on page 50
•
“1160 LCD unit and base cover” on page 55
•
“1170 LCD front bezel” on page 59
•
“1180 LCD panel” on page 60
Figure 19. Removal steps of hinges
Remove two screws
and six screws
. Remove the hinges in the direction
shown by arrow
.
Step
Screw (quantity)
Color
Torque
M2 x 4 mm, flat-head, nylok-coated (2)
Black
1.5~2.0kgf.cm
M2.5 x 4 mm, flat-head, nylok-coated (6)
Black
2.0~2.5kgf.cm
a
b
c
2
2
2
1
3
2
1
3
a
b