Lenovo ThinkPad X1 Hardware Maintenance Manual page 68

Removal steps of the wireless-WAN card
The wireless-WAN card is only available on some models.
Use the antenna-RF-connector removal tool to disconnect the cables or use your fingers to pick up
the cables slightly.
Step Screw (quantity)
1
M2 × L2 mm, flat-head, nylon-coated (1)
62
ThinkPad X1 Tablet Hardware Maintenance Manual
Color Torque
Silver 0.181 Nm
(1.85 kgf-cm)