25
Installing the Motherboard
IR2: Infrared header (optional)
The motherboard supports an Infrared (IRDA) 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.
5 IRTX
Pin Description
1 VCC
2 No Pin
3 IRRX
4 Ground
Pin Signal Name
Connect this header to any device with IEEE 1394a interface.
1394: Onboard IEEE 1394a header (optional)
1 TPA+ 2 TPA-
3 GND 4 GND
5 TPB+ 6 TPB-
7 Cable-Power 8 Cable-Power
9 Key Pin 10 GND
Pin Signal Name
Pin Signal Name