Lenovo ThinkPad T430 Hardware Maintenance Manual page 84

When installing: Plug the red cable into the main connector, and the blue cable into the auxiliary connector
on the card.
If the computer you are servicing is a wireless WAN-ready model and does not have a wireless WAN card,
route the antenna cables and secure them with tape as shown in the following illustration.
Removal steps of mSATA solid-state drive
The computer comes with either a PCI Express Mini Card for wireless WAN or an mSATA solid-state drive. If
the computer is equipped with an mSATA solid-state drive, it is installed in the wireless WAN card slot.
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ThinkPad T430 and T430i Hardware Maintenance Manual