K7S5A2 V1.0
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IR1: Infrared port
The mainboard supports an Infrared (IR) 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 com-
puters.
Pin
Signal Name
Pin
Signal Name
1
3
5
N/A
+5V
IRTX/CIRTX
2
4
6
KEY
GND
IRRX/CIRRX
SPEAKER1: Internal speaker
Connect the internal speaker connector to this header.
Pin
Signal Name
1
2
3
4
SPKR
NC
Ground
+5V