Asus A7N8X-X - Manual (Page 28)

1-18 Chapter 1: Motherboard Information
15. Infrared Module connector (10-1 or 10-2 pin IR_CON1) (optional)
These connectors support an optional wireless transmitting and receiving
infrared module. The module mounts to a small opening on the system chassis
that support this feature. You must also configure the UART2 Use As
parameter in BIOS to set UART2 for use with IR.
Use the ten pins as shown in Back View and connect a ribbon cable from the
module to the motherboard SIR connector according to the pin definitions.
A7N8X-X ®
A7N8X-X Infrared Connector
Standard Infrared (SIR)
Front View Back View
+5V IRTX
IRRX
(NC) GND
+5VSB
NC
+5 V
GND
CIRRX
NC
GND IRRX IR
TX
CIR
SIR
IR_CON1
A7N8X-X ®
A7N8X-X Digital Audio Connector
SPDIF1
GND
+5V
SPDIF_IN
SPDIF_OUT
GND
1
14. Digital Audio Connector (6 pin SPDIF1) (optional)
This connector is for optional S/PDIF audio module that allows digital instead
of analog sound input and output.
When you input sound for S/PDIF IN, the LINE_OUT will output the
sound. Mute LINE_OUT to impede sound output from S/PDIF IN.