Lenovo G405s Notebook - Manual (Page 49)

Lenovo G400s/G405s/G400s Touch/G500s/G505s/G500s Touch
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Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued)
When installing:
• In models with a wireless LAN card that has two antenna connectors, plug
the black cable (1st) (MAIN) into the jack labeled 1, and the white cable (2nd)
(AUX) into jack labeled 2 on the card.
• In models with a wireless LAN card that has three antenna connectors, plug
the black cable (1st) (MAIN) into the jack labeled 1, the grey cable (3rd) into
jack labeled 3, and the white cable (2nd) (AUX) into jack labeled 2 on the
card.