Lenovo IdeaPad Y470 Hardware Maintenance Manual page 59

Y570: Loosen four screws
direction shown by arrows
When installing: Make sure that all the connectors are attached firmly.
Step Screw (quantity)
a
M2.5 × 5 mm, flat-head, nylok-coated (4)
a . Unplug three microphone connectors in the
b
.
1
1
1
1
2
2
Lenovo Y470/Y570
Color Torque
Black 1.5 ~2.0 kgfcm
55