Lenovo G405s Notebook - Manual (Page 61)

Lenovo G400s/G405s/G400s Touch/G500s/G505s/G500s Touch
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Figure 11. Removal steps of system board
G400s : Loosen two screws . Detach LCD connector in the direction shown by
arrow , USB board connector in the direction shown by arrow . Unplug
the DC-IN cable and speakers connectors in the direction shown by arrows
.
When installing: Make sure that all the connectors are attached firmly.
Step Screw (quantity) Color Torque
M2.5 × 3 mm, flat-head, nylok-coated (2) Black 2.38 ~2.48 kgfcm
a
b c
d e
a
a
c
e
d
b
a