Lenovo U310 Laptop Hardware Maintenance Manual - IdeaPad U310, U410, U310 Touc - Page 56
Removal steps of PCI Express Mini Card for wireless LAN/WAN continued
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Lenovo IdeaPad U310/U410 U310/U410 Touch Hardware Maintenance Manual Figure 5. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued) Remove the card in the direction shown by arrow c . U310/U310 Touch: c U410/U410 Touch: c 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. U310/U310 Touch: Check whether the machine has a standard wireless network card 20002501. If the answer is "yes", then apply for a 20002524 wireless network card, and replace the card for the customer. After the replacement, follow this guide and apply absorbers to the machine. 52