Lenovo ideapad 300S-11IBR Hardware Maintenance Manual page 49

Figure 6. Removal steps of system board
1
Remove screws . Unplug speakers connector and DC-IN connector in the
direction shown by arrow
board connectors in the directions shown by arrows
When installing: Make sure that all the connectors are attached fi rmly
Step Screw (quantity)
1
M2 × 4 mm, fl at-head, nylok-coated (4)
MB to Upper
Lenovo ideapad 300S-11IBR
2
. Detach touch pad connector, keyboard and IO
a a
a
c
3 4
and .
b
a
d
Color Torque
Black 1.8 kgf*cm
45