Asus P5K SE EPU - Usb Connectors; Optical Drive Audio Connector

2-30 Chapter 2: Hardware information
5. USB connectors (10-1 pin USB78, USB 910, USB1112)
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
specication 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 front panel USB cable to the ASUS Q-Connector (USB,
blue) rst, and then install the Q-Connector (USB) to the USB connector
onboard if your chassis supports front panel USB ports.
The USB module cable is purchased separately.
P5K SE/EPU
®
USB+5V USB_P8- USB_P8+ GND NC
USB+5V
USB_P7-
USB_P7+
GND
P5K SE/EPU USB 2.0 connectors
USB910
USB+5V USB_P6- USB_P6+ GND NC
USB+5V
USB_P5-
USB_P5+
GND
USB1112
USB+5V USB_P12- USB_P12+ GND NC
USB+5V
USB_P11-
USB_P11+
GND
USB78
6. Optical drive audio connector (4-pin CD)
These connectors allow you to receive stereo audio input from sound sources
such as a CD-ROM, TV tuner, or MPEG card.
P5K SE/EPU
®
P5K SE/EPU Internal audio connector
CD
Right Audio Channel
Left Audio Channel
Ground Ground