46
ideapad 300S-14ISK/ideapad 500S-14ISK Hardware
Maintenance Manual
Figure 8. Removal steps of system board
Remove screws
1
and
2
. Detach touch pad connector and keyboard
connectors in the directions shown by arrows
3
and
4
, unplug speakers and
DC-IN connector in the direction shown by arrow
5
.
2
1
5
5
4
3
4
3
4
3
When installing:
Make sure that all the connectors are attached firmly
Step Screw (quantity)
Color Torque
1
M2 × 2.5 mm, flat-head, nylok-coated (1)
MB to Upper
Black
1.85 +/- 0.15 kgfcm
1
M2 × 4 mm, flat-head, nylok-coated (1)
MB to Upper
Black
1.85 +/- 0.15 kgfcm