PC Chips M909G Series User Manual page 32

Motherboard User's Guide
PLED1: Power-On Indicator Header
If there is another power-on indicator LED installed in the system
chassis, connect the LED to the PLED1 header.
Pin
1
2
3
SIR1: Infrared Header
The infrared port allows the wireless exchange of information
between your computer and similarly equipped devices such as
printers, laptops, Personal Digital Assistants (PDAs), and other
computers.
Pin
1 NC
3 +5V
5 IRTX
1. Locate the infrared port-SIR1 header on the
motherboard.
2. If you are adding an infrared port, connect the ribbon
cable from the port to the SIR1 header and then secure
the port to an appropriate place in your system chassis.
Signal
GROUND
NC
POWER
Signal Pin Signal
2 KEY
4 GND
6 IRRX
16