Lenovo G400s Touch Hardware Maintenance Manual page 70

Lenovo G400s/G405s/G400s Touch/G500s/G505s/G500s Touch
Hardware Maintenance Manual
Figure 15. Removal steps of base cover, speakers, USB and power assembly (continued)
G400s:
G500s: Loosen the screw
by arrow
When installing: Make sure that the USB board connector is attached firmly.
66
a
a
b
Step Screw (quantity)
a M2.5 × 2 mm+5.7, flat-head, nylok-coated
(4)
c
.
Step Screw (quantity)
c M2.5 × 3 mm, flat-head, nylok-coated (1)
(G500s)
M2.5 × 4 mm, flat-head, nylok-coated (1)
(G400s)
a
a
b
b
, then remove the USB board in the direction shown
b
c
Color Torque
Black 2.38 ~ 2.48 kgfcm
Color Torque
Black
Black 2.38 ~ 2.5 kgfcm