Pcb Diagram And Parts List; Block Diagram; Indoor Main Pcb - Samsung AQV09A Series Service Manual

6. PCB Diagram and Parts List

6-1. Block Diagram

6-1-1. Indoor MAIN PCB

 AQV09AA/AQV12AA
①RY71(L -terminal)
Power Input
⑤CN43-TEMPERATURE
SENSOR
#1:Room temperature
sensing
#2:GND
#3:Pipe temperature
sensing
#4:GND
⑨CN63-BLADE MOTOR
#1:DC12V
#2:Motor driving signal
output_1
#3:Motor driving signal
output_2
#4:Motor driving signal
output_3
#5:Motor driving signal
output_4
6-1
②CN72-FAN MOTOR
#1:모터기동Capacitor연결
#3:AC 위상제어 신호
#5:Power
⑥CN91-DISPLAY
#1:STB signal
#2:CLK signal
#3:LED driving signal
#4:LED driving signal
#5:DC5V
#6:Null
#7:Remocon signal input
#8:DC12V
#9:MPI Lamp driving sig-
nal
⑩CN61-GRILL MOTOR
#1:DC12V
#2:Motor driving signal
output_1
#3:Motor driving signal
output_2
#4:Motor driving signal
output_3
#5:Motor driving signal
output_4
①
⑪
⑩
⑨
⑧
⑦
⑥
⑤
②
④
③
③CN22-COMMUNICATION
#1:DC5V
#2:TxD
#3:RxD
#4:GND
⑦CN45-KEY/REMOCON
#1:GND
#2:DV5C
#3:Remocon signal input
#4:Switch key signal
input
⑪CN6601-MPI FEEDBACK
#1:MPI driving signal
output (-)
#2:MPI driving signal
output (+)
#3:DV12V
#4:MPI feedback signal
input
④KCN46-DOWNLOAD
#1:RxD
#2:TxD
#3:GND
#4:GND
#5:Null
#6:Flash Mode2
#7:Flash Mode1
#8:Flash Mode0
#9:GND
#10:DC5V
⑧CN44-FAN MOTOR
FEEDBACK
#1:DC5V
#2:GND
#3:Feedback signal input
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