Lenovo T420 Maintenance Manual page 132

Table 37. Removal steps of wireless LAN antenna assembly or wireless LAN/WAN antenna assembly (continued)
Step Screw (quantity)
M2 × 3 mm, lat-head, nylon-coated (2)
3
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ThinkPad T420 and T420i Hardware Maintenance Manual
3
4
5
5
3
4
Color Torque
Black 0.181 Nm
(1.85 kgfcm)