Lenovo ThinkPad L440 Hardware Maintenance Manual page 111

Step Screw (quantity)
2
M2 × 6 mm, flat-head, nylon-coated (1)
When installing: Ensure that the connector is attached firmly to the system board assembly.
Step Screw (quantity)
3
M2 × 3.5 mm, flat-head, nylon-coated (3)
When installing: Ensure that the connector is attached firmly to the system board assembly.
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
Color Torque
Silver 0.181 Nm
(1.85 kgf-cm)
.
Chapter 9 Removing or replacing a FRU
105