Lenovo ThinkPad X1 Carbon Hardware Maintenance Manual page 91

Step Screw (quantity)
3
M2 × L2 mm, flat-head, nylon-coated (3)
Step Screw (quantity)
4
M2 × L1.8 mm, flat-head, nylon-coated (6)
Color Torque
Silver 0.181 Nm
(1.85 kgf-cm)
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
.
Chapter 7 Removing or replacing a FRU
85