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 fingers and gently unplug them in direction of the arrow.

1

1

2

3

 

Step

Screw (quantity)

Color

Torque

 

 

 

 

 

 

 

 

 

M2 × 3 mm, wafer-head, nylon-coated (1)

Silver

0.181 Nm

 

2

 

 

 

 

 

 

(1.85 kgfcm)

 

 

 

 

 

 

74ThinkPad T520, T520i, and W520 Hardware Maintenance Manual

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IBM W520, T520I manual Removal steps of PCI Express Mini Card for wireless WAN