Lenovo V470 Notebook - Manual (Page 54)

Lenovo V470/B470 Hardware Maintenance Manual
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Figure 10. Removal steps of system board
Remove two screws . Unplug three microphone 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 × 7 mm, flat-head, nylok-coated (2) Black 3.0 kgfcm
a
b
2
2
1
1
a