Intel PCM-3370 - Manual (Page 106)

PCM-3370 User’s Manual 94
B.3 CN3 IR Connector
B.4 CN4 FAN Connector
Table B.4: IR Connector
1 +5V
2 NC
3 IRRX
4 GND
5 IRTX
Table B.5: CN4 FAN Connector
1 SPEED DETECT
2 +5V
3 GND
5 4 2 3 1
3 2 1