Asus P8Z77-I DELUXE/WD - Manual (Page 42)

2-22 Chapter 2: Hardware information
Chapter 2
3. USB 3.0 connector (20-1 pin USB3_34)
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.
Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard!
4. USB 2.0 connectors (10-1 pin USB56~USB78)
These connectors are for USB 2.0 ports. Connect the USB module cable to any of
these connectors, then install the module to a slot opening at the back of the system
chassis. These USB connectors comply with USB 2.0 specification that supports up to
480Mbps connection speed.
The USB 2.0 module is purchased separately.
P8Z77-I DELUXE
P8Z77-I DELUXE USB3.0 Front panel connector
USB3_34
P8Z77-I DELUXE
P8Z77-I DELUXE USB2.0 connector
USB+5V USB_P8- USB_P8+ GND NC
USB+5V USB_P7- USB_P7+
GND
USB78
PIN 1
USB+5V USB_P6- USB_P6+ GND NC
USB+5V
USB_P5- USB_P5+
GND
USB56
PIN 1
Due to Intel ® limitations, the USB3_34 only support Windows ® 7 operating system.