Irda Connector (Cn1); Cd-Rom Audio Input Connector (Cn2) - Avalue Technology ECM-3512 Quick Installation Manual

ECM-3512
2.3.9

IrDA Connector (CN1)

2.3.10

CD-ROM Audio Input Connector (CN2)

12 ECM-3512 Quick Installation Guide
Signal PIN
IRTX 5
GND 4
IRRX 3
NC 2
+5V 1
Signal PIN
CD_R 4
GND 3
CD_L 2
GND 1