Samsung AM032MNQDCH/AA Service Manual page 376

PCB Diagram and Parts List
Wind-free 1way cassette type (cont.)
- Main PBA (AM007/009/012NN1DCH )
① TB101-AC POWER
#1: AC POWER(L)
#2: AC POWER(N)
CN809-AUTO GRILLE
#1 : DC12V
#4 : REMOCON CONTROL SIGNAL
#5 : GND
CN808-EEV
#1~#4: EEV CONTROL SIGNAL
#5 : DC12V
#6 : DC12V
⑬ CN83-EXTERNAL CONTROL
#1: GND
#2: EXTERNAL CONTROL SIGNAL
⑰ CN411-FLOAT SWITCH
#1: FLOAT SWITCH SIGNAL INPUT
#2: GND
CN311-2WIRE SUB PBA
㉑
5-46
② CN101-GND
#1: GND
CN412-THERMISTOR
#1 : ROOM TEMPERATURE SENSOR
#2 : GND
CN807-LOUVER5
#1 : DC12V
#2~#5: LOUVER CONTROL SIGNAL
⑭ CN414-HUMIDITY SENSOR
#1 : DC5V
#2 : GND
#3 : TEMPERATURE SENSOR
#4 : HUMIDITY SENSOR
⑱ CN805-LOUVER1/2
#1 : DC12V
#2~#5: LOUVER CONTROL SIGNAL
CN401-CLEAN PANEL COMMUNICAITON
㉑
#1: DC12V
#2: CLEAN PANEL COMMUNICAITON(TXD)
#3: CLEAN PANEL COMMUNICAITON(RXD)
#4: GND
③ CN310 – 2WIRE SUB
#1: DC310V #1: FUSE CHECK SIGNAL
#3 : GND #2: GND
#4 : DC15V
#5 : FAN RPM
#6 : RPM FEEDBACK
CN501-DISPLAY
#1: DC12V #1: DC12V
#2: LED_0 #2: ERROR CHECK(GND)
#3: LED_1 #3: DC12V
#4: LED_2 #4: COMP/OPER. CHECK(GND)
#5: LED_3
#6: LED_4
#7: LED_5
#8: REMOCON OUTPUT SIGNAL
#9 : AUTO SWITCH
#10: REMOCON INPUT SIGNAL
#11: GND
#12: DC5V
#13: GND
CN301-DOWNLOAD
#1 : DC12V
#2~#5: LOUVER CONTROL SIGNAL
#6 : DC12V
#7~#10: LOUVER CONTROL SIGNAL
⑮ CN413:THERMISTOR
#1 : EVA-IN TEMPERATURE SENSOR
#1: GND
#2 : GND
#3: DC5V
#3 : EVA-OUT TEMPERATURE SENSOR
#4: EEPROM_SELECT
#4 : GND
#5: EEPROM_SO
#5 : DISCHARGE TEMPERATURE
#6: EEPROM_SI
SENSOR
#7: EEPROM_CLK
#6 : GND
⑲ CN103-DRAIN PUMP
#1: DRAIN PUMP CONTROL SIGNAL #1: DC12V
#2: GND #2: VENT CONTROL SIGNAL
CN801-SPI
㉓
#1: GND #1: COM1(F1)
#2: GND #2: COM1(F2)
#3: SPI CONTORL SIGNAL #3: V1(DC12V)
#4: V2(GND)
#5: COM2(F3)
#6: COM2(F4)
④ CN140-FUSE CHECK
CN81-ERROR/COMP CHECK
CN806-LOUVER3/4
⑯ CN201-EEPROM
⑳ CN804-VENTILATOR
TE04-COMMUNICATION
㉔
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