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IR1: Serial infrared port
The mainboard supports an Infrared (IR1) data port. Infrared ports allow the
wireless exchange of information between your computer and similarly
equipped devices such as printers, laptops, Personal Digital Assistants
(PDAs), and other computers.
Pin
Signal Name
1
NC
2
KEY
3
+5V
4
GND
5
IRTX
6
IRRX
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The backplane of the mainboard has the following I/O ports:
PS/2 Mouse
Use the upper PS/2 port to connect a PS/2 pointing
device.
PS/2 Keyboard
Use the lower PS/2 port to connect a PS/2 keyboard.
LPT1
Use LPT1 to connect printers or other parallel commu-
nications devices.
COM1
Use the COM ports to connect serial devices such as
mice or fax/modems. COM1 is identified by the system
as COM1/3.
VGA
Use the VGA port to connect VGA devices.
Audio Ports
Use the three audio ports to connect audio devices.
The first jack is for stereo line-in signal. The second
jack is for stereo line-out signal. The third jack is for
microphone.
LAN Port
Connect an RJ-45 jack to the LAN port to connect your
(optional)
computer to the Network.
USB Ports
Use the USB ports to connect USB devices.
Function
Not connected
No pin
IR Power
Ground
IrDA serial output
IrDA serial input
D
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Note: One of the USB port is shared with the
JP2 connector.
19
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