Samsung AR09/12JSPFBWKN Service Manual page 102

Multi air conditioner
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AR**FPE** / AR**FHB**(MAIN PCB)
CNP72 - BLDC-MOTOR
#1 : DC 310V
#3 -6 : Bldc driving singal output
CN75 - SMPS IN
CNS62 -STEP MOTOR
#1 : 12V
#2 -5 : STEP MOTOR signal
CNS11 - 12V
#1: 12V Signal
CN75 - SMPS IN
CNS21-COMM
#1 : Signal 1
#2 : Signal 2
5-2
CNP71 - -N/OUTFAN/4-WAY
#1 : POWER-N
#3 : OUTFAN RELAY signal
#5 : 4-WAY RELAY signal
CNS91 - DISPLAY
#1- #4 : DIO ; CLK ; STB ; IRQ
#5 : GND
#6 : VCC
#7 : Vout
#8 : PWM _ LED
#9: ROOM_TEMP
CNS81 - SPI
#1 : SPI Signal
#2 : GND
#3 : DC 12V
CN75 - SMPS IN
CNS61 -STEP MOTOR
#1 : 12V
#2 -5 : STEP MOTOR signal
CNS45 - TEMPERATURE SENSOR
#1,#2 : ROOM SENSOR
#3,#4 : EVA MID SENSOR
#5,#6 : EVA IN SENSOR
CNS42 - HUMIDITY SENSOR
#1: EVA_TEMP
#2: GND
CN75 - SMPS IN
CNS63 -STEP MOTOR
#1 : 12V
#2 -5 : STEP MOTOR signal
CN75 - SMPS IN
CNS32 - FJM/NASA
#1~#7, #11~ #14 : FJM/NASA SIGNAL
#8 : DC 5V
#9 : GND
#10 : DC 12V
CNS31 - DOWNLOAD
#1,4,5,6: Download Signal
#2 : VCC
#3: GND
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