Table 21. Removal steps of PCI Express Mini Card for wireless WAN
In step 1 , unplug the jacks by using the antenna RF connector removal tool (P/N: 08K7159) or pick the connectors
with your ngers and gently unplug them in direction of the arrow.
1
1
3
2
Step Screw (quantity) Color
Torque
2
M2 × 3 mm, wafer-head, nylon-coated (1) Silver
0.181 Nm
(1.85 kgfcm)
74 ThinkPad T520, T520i, and W520 Hardware Maintenance Manual