Lenovo 6457 - ThinkPad T61 - Core 2 Duo 2.5 GHz Hardware Maintenance Manual page 83

Table 20. Removal steps of PCI Express Mini Card for 802.11 a/b/g/n wireless
LAN (continued)
When installing: Plug the gray cable (MAIN) into the jack labeled TR1, the
white cable (3rd) into jack labeled R0, and the black cable (AUX) into jack
labeled TR2 on the card.
3
ThinkPad T61 and T61p (15.4-inch widescreen)
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