Lenovo IdeaPad S405 Hardware Maintenance Manual page 54

Lenovo IdeaPad S405 Hardware Maintenance Manual
Figure 9. Speakers, base cover, USB board, power assembly and power board (continued)
Remove two screws
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
g
50
d
e
.
d
d
e
Step Screw (quantity)
a M2 × 3 mm, flat-head, nylok-coated (2)
f to lift the power board in the direction shown by arrow
.
Step Screw (quantity)
a
M2 × 3 mm, flat-head, nylok-coated (1)
, and then remove the USB board in the direction shown
f
Color Torque
Silver 1.85 kgfcm
g
Color Torque
Black 1.85 kgfcm