Samsung AVXCSH022EE, Service Manual, Page: 375 / 508

PCB Diagram and Parts List
Samsung Electronics 6-28
①
#1: Input Operating Capacitor Motor
#2, #4: Not Used
#3: Motor Control Signal
#5: N Phase Voltage
②
#1: L Phase
#3: N Phase
③
#1: MPI -
#2: MPI +
#3:12V
#4: MPI feedback
④
#1: DC12V
#2,3,4,5: Louver control signal
⑤
#1: DC5V
#2: GND
#3: Hall IC Input
⑥
#1: ROOM Temp. Sensor
#2: GND
#3: EVA IN Temp. sensor
#4: GND
⑦
#1: EVA Out Thermistor
#2: GND
⑧
#1: Comm. Signal F1
#2: Comm. Signal F2
⑨
#1: Comm. Signal F3
#2: Comm. Signal F4
⑩
#1: 12V
#2: GND
⑪
#1~10,#20: Option Switch address
signal
#11~14: GND
#15: External Control Signal
#16: Comp Check Signal
#17,#19: 12V
#18: Error Check Signal
⑫
#1: GND
#2: 5V
#3: Recomon Receiver Signal
#4: Operating Switch
⑬
⑭
#1~4: EEV Control Signal
#5: 12V
⑮
#1~4: Display Control
#5: 5V
#6: GND
#7: Recomon Receiver Signal
#8: 12V
#9: MPI LED
⑯
#1: 12V
#2~#5: Auto Grille Control
CN73-Fan Motor CN71-AC Power CN82- MPI CN60-Up/Down Louver
CN33-Wired Remocon comm. CN32- Wired Remocon Power CN61- Option Setup Sub Board
Connection
CN44- RPM Feedback CN41- Temp. Sensor CN42- Temp. Sensor CN31- Indoor/Outdoor Unit
Communication
CN 9 2-Remocon Receiver
CN10-Micom Download CN62-EEV(Not used) CN 9 3-Display CN63-Auto Grille
Wall-mounted type(Montblanc)(cont.)
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