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Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual
Figure 5. Removal steps of PCI Express Mini Card for wireless LAN (continued)
Remove the card in the direction shown by arrow
3
.
3
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.