M3n78 se internal audio connector, 20 chapter 1: product introduction, The usb 2.0 module is purchased separately. cd – Asus M3N78 SE User Manual
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Chapter 1: Product introduction
5.
Optical drive audio in connector (4-pin CD)
This connector allows you to receive stereo audio input from sound sources such as a
CD-ROM, TV tuner, or MPEG card.
Never connect a 1394 cable to the USB connectors. Doing so will damage the
motherboard!
6.
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 specification that supports up to
480 Mbps connection speed.
The USB 2.0 module is purchased separately.
CD
Left
Audio Channel
GND
GND
Right
Audio Channel
M3N78 SE
M3N78 SE Internal audio connector
M3N78 SE
M3N78 SE USB2.0 connectors
PIN 1
USB+5
V
USB_P10-
USB_P10+
GND
NC
USB+5V
USB_P9
-
USB_P9
+
GND
USB910
USB78
PIN 1
USB+5
V
USB_P8
-
USB_P8
+
GND
NC
USB+5V
USB_P7
-
USB_P7
+
GND
USB1112
PIN 1
USB+5
V
USB_P12-
USB_P12+
GND
NC
USB+5V
USB_P11-
USB_P11+
GND