HP PCIe IO Accelerators for ProLiant Servers - Manual (Page 20)

Hardware installation 20
7. Secure the Duo retaining bracket using a screw or lever (depending on how your hardware is
configured).
8. If you are connecting to an external power supply, plug one end of the supplied cable into the Duo
power connection and the other into the external power source.
9. Replace the computer access panel.
10. Plug in the power cable and power on the computer.
11. Your operating system might detect the Duo and prompt you to install a driver for the device. If so,
click Cancel.