Intel GA-G31M-S2C Computer Hardware User Manual


 
GA-G31M-S2L/S2C Motherboard - 30 -
Pin No. Definition
1 Power (5V)
2 Power (5V)
3 USB DX-
4USB DY-
5 USB DX+
6 USB DY+
7 GND
8 GND
9 No Pin
10 NC
Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB header.
Prior to installing the USB bracket, be sure to turn off your computer and unplug the
power cord from the power outlet to prevent damage to the USB bracket.
14) F_USB1/F_USB2 (USB Headers)
The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports
via an optional USB bracket. For purchasing the optional USB bracket, please contact the local
dealer.
13) SPDIF_O (S/PDIF Out Header)
This header supports digital S/PDIF out. Via an optional S/PDIF out cable, this header can connect
to an audio device that supports digital audio in. For purchasing the optional S/PDIF out cable,
please contact the local dealer.
1
9
210
1
Pin No. Definition
1 Power
2 SPDIFO
3 GND
Pin 1 (the red wire) of the S/PDIF out cable must align with pin 1 of the SPDIF_O header.
Incorrect connection may render the device unusable or even result in damage to the
device.