●Using the SATA power cable provided, plug the far end of the cable labeled P3 into the USB 3.0 PCIe card. Plug the other end of the cable labeled P1 into the available SATA power cable.
Figure
If there is no available SATA power connector inside the chassis, do the following:
●Disconnect the SATA power cable from the rear of any available SATA drive, such as a hard drive or optical drive.
Figure
Installing the USB 3.0 PCIe x1 Card 5