Lenovo THINKPAD W701DS Hardware Maintenance Manual page 130

Table 27. Removal steps of PCI Express Mini Card for wireless LAN/WiMAX for W700 and
W700ds (continued)
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ThinkPad W700, W700ds, W701, and W701ds Hardware Maintenance Manual
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When installing:
v In models with wireless LAN card that has two antenna connectors, plug the
gray cable into the jack labeled MAIN, and the black cable into the jack
labeled AUX on the card. If the computer you are servicing has three cables,
put the white cable in the cable holder and place it under the card.
v In models with wireless LAN card that has three antenna connectors, plug the
gray cable (MAIN) into the jack labeled TR1, the white cable (3rd) into jack
labeled TR3, and the black cable (AUX) into jack labeled TR2 on the card.