Lenovo B40-80 Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 49

Finger print, power board and led board

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Lenovo B40-30/B40-45/B40-70/B40-80 1090 Finger print, power board and led board For access, remove these FRUs: • "1010 Battery pack" on page 33 • "1020 Optical drive" on page 34 • "1030 Bottom slot cover" on page 36 • "1070 Keyboard" on page 41 • "1080 Keyboard bezel" on page 43 Figure 9. Removal steps of finger print, power board and power board Disconnect the finger print connector in the direction by arrow a b . Remove the screw c . Remove the finger print bracket in the direction by arrow d . Then remove the finger print by arrow d . 3 4 1 2 Step Screw (quantity) Color b M2 x 3 mm, flat-head, nylok-coated (1) Black Torque 1.0~1.5kgf.cm Peel off the adhesive of the power board FPC. Remove the screw e . Then remove the power board in the direction by arrow f . 5 6 45

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Lenovo B40-30/B40-45/B40-70/B40-80
45
1090 Finger print, power board and led board
For access, remove these FRUs:
•
“1010 Battery pack” on page 33
•
“1020 Optical drive” on page 34
•
“1030 Bottom slot cover” on page 36
•
“1070 Keyboard” on page 41
•
“1080 Keyboard bezel” on page 43
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