Lenovo ThinkPad E555 - Manual (Page 82)

3
3
3
3
Step Screw (quantity) Color Torque
3 M2 × 5 mm, wafer-head, nylon-coated (4) Black 0.181 Nm
(1.85 kgf-cm)
5
4
When installing: Ensure that the connectors are attached firmly to the system board.
76 Hardware Maintenance Manual