Samsung AVXCSH023/032/040CE Service Manual page 301

PCB Diagram
Wall-mounted type(Neo Forte with EEV)(cont.)
■ SUB SWITCH
CN83-External Control
#1 : On/Off Contact Switch Input
#2 : GND
6-21
CN61-Connect to Main
16
#1, #3 : DC12V
#2 : Error Check Out
#4 : Comp. Check Out
CN42-External Control
Samsung Electronics