M2 × 6 Mm, Wafer-Head, Nylon-Coated; Color Black; Torque; Black 0.181 Nm (1.85 Kgfcm) - Lenovo ThinkPad Edge E420 Hardware Maintenance Manual

Removal steps of PCI Express Mini Card for wireless LAN
1
In step , 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.
Note: Some models might have a third white antenna cable.
Note: Your models may look slightly different from the illustration above.
Step Screw (quantity)
2
M2 × 3 mm, wafer-head, nylon-coated (1)
When installing: Plug the gray cable into the jack marked MAIN or M, and the black cable into the jack
marked AUX or A on the card.
Note: In models with a wireless LAN card that has three antenna connectors, plug the gray cable (MAIN) into
the jack marked TR1, the white cable (third) into the jack marked RO or TR3, and the black cable (AUX)
into the jack marked TR2 on the card.

Torque

Color
Black 0.181 Nm
(1.85 kgfcm)
.
Chapter 8 Removing and replacing a FRU
63