Asus M3A78-CM - Manual (Page 41)

ASUS M3A78-CM 1-29
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
specification 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-CM
M3A78-CM USB 2.0 Connectors
USB78
USB+5V USB_P8
-
USB_P8
+
GN
D
NC
USB+5V USB_P7
-
USB_P7
+
GN
D
1
USB910
USB+5V USB_P10- USB_P10+ GN
D
NC
USB+5V USB_P9
-
USB_P9
+
GN
D
1
USB1112
USB+5V USB_P12- USB_P12+ GN
D
NC
USB+5V USB_P1
1-
USB_P1
1+
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.
Ensure that the audio device of Sound playback is VIA High Definition Audio
(the name may be different based on the OS). Go to Start > Control Panel >
Sounds and Audio Devices > Sound Playback to configure the setting.
R
M3A78-CM
M3A78-CM Digital Audio Connector
+5
V
SPDIFOU
T
GN
D
SPDIF_OUT