Lenovo B575 Hardware Maintenance Manual - Page 54

When installing, Screw quantity, Color, Torque, Removal steps of system board

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Lenovo B575 Hardware Maintenance Manual Figure 10. Removal steps of system board Remove four screws a. Unplug the LCD connector in the direction shown by arrow b, and four connectors in the direction shown by arrow c. 3 2 1 3 1 3 1 1 When installing: Make sure that all the connectors are attached firmly. Step Screw (quantity) a M2 × 6 mm, flat-head, nylok-coated (4) Color Torque Black 2.5 kgfcm 50

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Lenovo B575 Hardware Maintenance Manual
50
Figure 10. Removal steps of system board
Remove four screws
. Unplug the LCD connector in the direction shown by
arrow
, and four connectors in the direction shown by arrow
When installing:
Make sure that all the connectors are attached firmly.
Step
Screw (quantity)
Color
Torque
M2 × 6 mm, flat-head, nylok-coated (4)
Black
2.5 kgfcm
a
b
c
1
1
1
3
3
3
1
2
a