Asus M3A78 - Page 42

1-30 Chapter 1: Product introduction
6. USB connectors (10-1 pin USB78, USB910, 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!
The USB 2.0 module is purchased separately.
R
M3A78
M3A78 USB 2.0 Connectors
USB78
USB+5V USB_P8- USB_P8+ GND NC
USB+5V
USB_P7-
USB_P7+
GND
1
USB910
USB+5V USB_P10- USB_P10+ GND NC
USB+5V
USB_P9-
USB_P9+
GND
1
USB1112
USB+5V
USB_P12- USB_P12+
GND NC
USB+5V
USB_P11-
USB_P11+
GND
1
7. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF)
port(s). Connect an HDMI module cable to this connector, then install the
module to a slot opening at the back of the system chassis.