Asus P7F7-E WS Supercomputer - Manual (Page 63)

3. USB connectors and ports USB connectors and ports
(10-1 pin USB910, USB1112, USB1314; A-Type USB7, USB8)
These connectors are for USB 2.0 ports. Connect the USB module cables
to connectors USB 910, USB 1112, and USB1314, then install the modules
to a slot opening at the back of the system chassis. These USB connectors
comply with USB 2.0 specification that supports up to 480 Mbps connection
speed.
Never connect a 1394 cable to the USB connectors. Doing so will damage the
motherboard!
You can connect the USB cable to ASUS Q-Connector (USB, blue) first, and
then install the Q-Connector (USB) to the USB connector onboard.
The USB cable is purchased separately.
ASUS P7F7-E WS Supercomputer 2-39