ECS 946GZT-M2, Manual, Page: 27 / 80

21
Installing the Motherboard
Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s optional devices:
IR1: Infrared header
The motherboard supports an Infrared (IR1) data ports. 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.
1 Not Assigned Not assigned
2 Key No pin
3 +5V IR power
4 GND Ground
Pin Signal Name
5 IRTX IrDA serial ouput
Function
6 IRTX IrDA serial input