Lenovo E31-80 Hardware Maintenance Manual page 64

Step Screw (quantity)
2
M2 × 3 mm, flat-head, nylon-coated (1)
Remove the card in the direction shown by arrow
When installing:
1. In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st)
(MAIN) into the jack labeled MAIN or 1 on the card, and the white cable (2nd) (AUX) into jack labeled
AUX or 2 on the card.
2. In models with a wireless LAN card that has three antenna connectors, plug the black cable (1st) (MAIN)
into the jack labeled MAIN or 1, the grey cable (3rd) into jack labeled 1, and the white cable (2nd)
(AUX) into jack labeled 2 on the card.
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Hardware Maintenance Manual
Color Torque
Black 1.85 +/-
0.15kgf-cm
3
.
PN number
SS10H54969