Asus P8H77-M PRO User Manual page 46

5. USB 2.0 connectors (10-1 pin USB 5 ~ 10)
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 supporting up to
480 Mbps connection speed.
P8H77-M PRO
P8H77-M PRO USB2.0 connector
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) first, and
then install the Q-Connector (USB) to the USB connector onboard if your chassis supports
front panel USB ports.
The USB 2.0 module is purchased separately.
6. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s).
Connect the S/PDIF Out module cable to this connector, then install the module to a
slot opening at the back of the system chassis.
P8H77-M PRO
P8H77-M PRO Digital audio connector
The S/PDIF module is purchased separately.
2-24
USB910 USB78
PIN 1 PIN 1
SPDIF_OUT
Chapter 2: Hardware information
USB56
PIN 1