Samsung AVXCSH023/032/040CE Service Manual page 314

■ INVERTER PCB
CN30- Programmer
1
CN71- Main Inverter Board
5
Communication
#1 : DC 12V
#2 : Inverter Board DC
Control
#3 : Not Used
Samsung Electronics
CN70- Main Inverter Board
2
Communication
#1, 2 : Main Inverter Board
Communication Signal
#3 : GND
#4 : DC 5V
CN41, CN42- DC Fan
3
#1 : DC Voltage 310V
#2 : Not Used
#3 : Feedback Signal
#4 : DC 16V
#5 : GND
#6 : Revolution Control Signal
PCB Diagram
CN22- DC Contact Control
4
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