Asus P8C WS - Manual (Page 38)

2-20 Chapter 2: Hardware information
Chapter 2
4. USB 3.0 connector (20-1 pin USB3_12)
This connector is for the additional USB 3.0 ports, and complies with the USB 3.0
specificaton that supports up to 5Gbps connection speed. If the USB 3.0 front panel
cable is available from your system chassis, with this USB 3.0 connector, you can have
a front panel USB 3.0 solution.
• You can connect the ASUS front panel USB 3.0 box to this connector to obtain the
front panel USB 3.0 solution.
• Due to Intel ® limitations, the USB3_12 only supports Windows ® 7 operating system.
5. Parallel port connector (26-1 pin LPT1)
This connector is for a parallel port. Connect the parallel port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.