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Samsung AJ024MCS4CH - Page 66

Samsung AJ024MCS4CH
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Samsung Electronics 5-1
5. PCB Diagram
5-1. INDOOR PCB Diagram
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G
CN61/CN62/CN63 -
STEP MOTOR
#1: DC 12V
#2~#5 :STEP MOTOR SIGNAL
G
CN71 - POWER IN
#1,#3 : AC220~240V
#2 : N.C
G
CN81 - SPI
#1: SPI SIGNAL
#3 : DC 12V
G
CN51 - WI-FI MODULE
#1 : WIFI UART SIGNAL1
#2 : WIFI UART SIGNAL2
#3 : WIFI RESET SIGNAL
#4 : GND
#5 : DC 12V
#6 : N.C
G
CN51 - DISPLAY
#1~#11,#14,#17~#20 : MICOM DOWN
#12, #13, #15, #16 : N.C
G
CN43 - TEMPERATURE SENSOR
#1,#2 : ROOM SENSOR
#3,#4 : EVA MID SENSOR
#5,#6 : EVA IN SENSOR
G
CN21 - COMMUNICATION
#1,#2 : 485 COMM SIGNAL
G
CN72 - BLDC FAN MOTOR
#1 : DC 310~340V
#2 : N.C
#3 : AGND
#4 : DC 15V
#5 : FAN RPM
#6 : FAN FEEDBACK
G
CN32 - FJM/NASA
#1~#7, #11~ #14 : FJM/NASA SIGNAL
#8 : DC 5V
#9 : GND
#10 : DC 12V
G
CN75 - SMPS POWER IN
#1,#3 : AC220~240V
#2 : N.C
G
CN76 - SMPS DC OUT
(12V/GND/5V)
#1 : DC 5V
#2 : GND
#3 : DC 12V
G
CN77 - SMPS DC OUT
(19V/GND/310V)
#1 : DC 310V~340V
#2,#3 : N.C
#4 : DC 19V~27V
#5 : AGND
G
CN31 - DOWNLOAD
DOWNLOAD
CN21 CN81 CN61 CN63 CN62
CN43
CN32
CN91
CN31
CN51
CN75
CN71
CN72
CN77
CN76

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