Lenovo T420 - Manual (Page 77)

1070 PCI Express Mini Card for wireless WAN
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 63
• “1050 DIMM slot cover” on page 69
Removal steps of PCI Express Mini Card for wireless WAN
In step 1 , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159), or pick the
connectors with your fingers and gently unplug them in the direction of the arrow.
1
1
2
Step Screw (quantity) Color Torque
2 M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm
(1.85 kgfcm)
Chapter 8 . Removing and replacing a FRU 71