Samsung AC009BNLDCH Service Manual page 284

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PCB Diagram and Parts List
CN101-POWER
#1 : AC POWER(L)
#3 : AC POWER(N)
CN301 - SW DOWNLOAD
CN501 - DISPLAY
#1 : DC12V
#2 : LED_0
#3 : LED_1
#4 : LED_2
#5 : LED_3
#6 : LED_4
#7 : BUZZER OUTPUT
#8 : REMOCON SIGNAL OUTPUT
#9 : AUTO SWITCH
#10 : REMOCON SIGNAL INPUT
#11 : GND
#12 : DC5V
#13 : BUZZER OUTPUT
CN302 - COMM
#1 : COM1(F1)
#2 : COM1(F2)
#3 : V1(DC12V)
#4 : V2(GND)
#5 : COM2(F3)
#6 : COM2(F4)
5-6
CN702- HOT COIL
#1 : AC POWER(N)
#3 : HOT COIL POWER (L)
CN81 - ERROR/COMP CHECK
#1 : DC12V
#2 : ERROR OUT (GND)
#3 : DC12V
#4 : COMP/OPER. OUT (GND)
CN83 - EXT_CTRL
#1 : GND
#2 : EXT-CTRL SIGNAL
CN703 - BLDC FAN
#1 : DC310V
#3 : GND
#4 : DC15V
#5 : FAN RPM
#6 : RPM EFFDBACK
This Document can not be used without Samsung's authorization.
CN413 - EVA IN/OUT/DIS
#1 : EVA IN SENSOR
#2 : GND
#3 : EVA OUT SENSOR
#4 : GND
#5 : DISCHARGE SENSOR
#6 : GND
CN411 - FLOAT SWITCH
#1 : FLOAT SWITCH SIGNAL
#2 : GND
CN801 - SPI
#1 : GND
#2 : GND
#3 : SPI SIGNAL (DC12V)
CN201 - EEPROM
#1 : GND
#3 : DC 5V
#4 : EEPROM_SHEET
#5 : EEPROM_SO
#6 : EEPROM_SI
#7 : EEPROM_CLK
CN103 - DRAIN PUMP
#1 : DRAIN PUMP (DC12V)
#2 : GND
CN411 - FLOAT SWITCH
#1 : ROOM SENSOR
#2 : GND
CN804 - VENT
#1 : DC12V
#2 : VENTILATOR SIGNAL
OUTPUT(GND)
CN310 - 2WIRED REMOCON
#1 : DC 12V
#2 : COM2_PTCRL_MICOM
#3 : COM2_VCHECK_A
#4 : COM2_VCHECK_B
#5 : COM2_MICOM_AD
#6 : Vcc_PS_OUT(DC5V)
#7 : COM2_ENABLE
#8 : COM2_C(COM2_F3)
#9 : COM2_D(COM2_F4)
#10 : COM2_Tx
#11 : COM2_Rx
#12 : GND
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