18
CD Audio-In Headers
CDIN
1 4
(10) IR infrared module Headers (5-pin): IR
This connector supports the optional wireless transmitting and receiving infrared
module. You must configure the setting through the BIOS setup to use the IR
function.
IR infrared module Headers
IR
Pin 1
GND
IRRX
NC
VCC5
IRTX
2
5
6
(11)
Serial COM Port header:
COM1
COM1 is the 9-pin block pin-header. The On-board serial port can be disabled
through BIOS SETUP. Please refer to Chapter 3 “INTEGRATED PERIPHERALS
SETUP” section for more detail information
Serial COM Port 9-pin Block
Pin1
(12) HDMI-SPDIF Out header: HDMI_SPDIF
The SPDIF output is capable of providing digital audio to external speakers or
compressed AC3 data to an external Dolby digital decoder. Use this feature only
when your stereo system has digital input function. Some of the VGA Card need
connect SPDIF-IN Connector,so its HDMI Port can make sounds .