Lenovo G400 Hardware Maintenance Manual page 50

Lenovo G400/G500/G405/G505/G410/G510 Hardware Maintenance
Manual
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
• In models with a wireless LAN card that has three antenna connectors, plug
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the black cable (1st) (MAIN) into the jack labeled 1, and the white cable (2nd)
(AUX) into jack labeled 2 on the card.
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.