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Lenovo s40 hardware maintenance manual – Lenovo S40-70 Notebook User Manual

Page 54

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Lenovo S40 Hardware Maintenance Manual

50

Figure 9. Speakers, base cover, USB board, power assembly and power board (continued)

Remove two screws

, and then remove the USB board in the direction shown

by arrow

.

When installing:

When attaching the USB board to the base cover, adjust the

placement of the USB and headphone jacks as shown , and make sure that both
of the USB and the headphone jacks are attached to the holes on the base cover
as shown. Improper placement of the jacks might cause a damage.

Remove the screw

to lift the power board in the direction shown by arrow

.

Step

Screw (quantity)

Color Torque

P/N

M2 × 3 mm, flat-head, nylok-coated (2) Silver 1.85 kgfcm 90202851

Step

Screw (quantity)

Color

Torque

M2 × 3 mm, flat-head, nylok-coated (1)

Black

1.85 kgfcm

d

e

e

d

d

a

f

g

g

f

a