Lenovo B41-80, Hardware Maintenance Manual

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Lenovo B41-80
Hardware Maintenance Manual
44
1090 Finger print, power board and led board
For access, remove these FRUs:
• “1010 Battery pack” on page 32
• “1020 Optical drive” on page 33
• “1030 Bottom slot cover” on page 35
• “1070 Keyboard” on page 40
• “1080 Keyboard bezel” on page 42
Figure 9. Removal steps of finger print, power board and power board
Disconnect the finger print connector in the direction by arrow . Remove
the screw . Remove the finger print bracket in the direction by arrow .
Then remove the finger print by arrow .
Peel off the adhesive of the power board FPC. Remove the screw . Then
remove the power board in the direction by arrow .
Step Screw (quantity) Color Torque
M2 x 3 mm, flat-head, nylok-coated (1) Black 1.0~1.5kgf.cm
a b
c d
d
4
3
1
2
b
e
f
5
6