GIGABYTE GA-8GEM667 - Manual (Page 24)

- 20 - GA-8GEM667 Series Motherboard
English
12) CD_IN (CD Audio Line In) Ø Connect CD-ROM or DVD-ROM audio out
to the connector.
CD-R CD-L
GND
1
13) SPDIF_O Ø The SPDIF output is capable of providing
digital audio to external speakers or com
pressed AC3 data to an external Dolby
Digital Decoder. Use this feature only when
your stereo system has digital input
function.
GND V C C
SPDIF Out
1
Ø Be careful with the polarity of the front USB
connector. Check the pin assignment while you
connect the front USB cable.
Please contact your nearest dealer for optional
front USB cable.
14 ) F_USB1/F_USB2 (F_USB1 ~ F_USB2 connector in yellow are for USB 2.0)
GND
USB Dy+
USB Dx+
GND
USB Over Current
USB Dx-
Power
Power
USB Dy-
1
15) CI (CASE OPEN) Ø This 2 pin connector allows your system to
enable or disable the “Case Open” item in BIOS
if the system case begin remove.
1
GND
Signal
16 ) IR_CIR Ø Make sure the pin 1 on the IR device is
aling with pin one the connector. To
enable the IR/CIR function on the board,
you are required to purchase an option IR/
CIR module. For detail information please
contact your autherized Giga-Byte
distributor.
To use IR function only, please connect IR
module to Pin1 to Pin5.
GND
1
NC
CIRRX
VCC GND
NC
VCC NC IRRX IRTX