PCB Diagram and Parts List
506 Samsung Electronics
①
#1 : L
#2 : NOT USED
#3 : N
②
#1~2 : COMMUNICATION SIGNAL
③
#1 : DC 310V
#2 : NOT USED
#3 : GND
#4 : PWM SIGNAL
#5 : FEEDBACK SIGNAL
④
#1 : THERMAL FUSE SIGNAL
#2 : GND
⑤
#1~2 : GND
#3 : SPI CONTROL SIGNAL
#4 : NOT USED
⑥
#1 : DC 12V
#2~5 : LOUVER SIGNAL
⑦
#1~4 : EEV SIGNAL
#5~6 : DC 12V
⑧
#1 : OOM TEMPERATURE SENSOR
SIGNAL
#2 : GND
⑨
#1 : EVA IN TEMPERATURE SENSOR
SIGNAL
#2 : GND
#3 : EVA OUT TEMPERATURE SENSOR
SIGNAL
#4 : GND
#5 : DISCHARGE TEMPERATURE SENSOR
SIGNAL
#6 : GND
⑩
#1~3 : LED SIGNAL
#4 : REMOCON SIGNAL
#5 : GND
#6 : DC 5V
#7~8 : REMOCON SIGNAL
#9~11 : NOT USED
⑪
#1 : GND
#2 : NOT USED
#3 : DC 5V
#4~7 : EEPROM SIGNAL
⑫
#1~8 : DOWNLOAD SIGNAL
#9 : GND
#10~11 : DC 5V
#12~16 : DOWNLOAD SIGNAL
#17 : GND
#18~20 : DOWNLOAD SIGNAL
⑬
#1~2 : COMMUNICATION SIGNAL
#3~4 : SUB PBA SIGNAL
#5 : EXTERNAL CONTROL SIGNAL
#6 : COMP CHECK SIGNAL
#7 : ERROR CHECK SIGNAL
#8 : DC 5V
#9 : GND
#10 : DC 12V
#11~14 : COMMUNICATION SIGNAL
CNP101-POWER CN303-COM1 CN701-BLDC FAN CN140-FUSE CHECK
CN805-SPI CN802-STEP UP/DOWN CN801-EEV CN401-ROOM
CN403-EVA IN/OUT/DIS CN501-DISPLAY CN201-EEPROM CN302-DOWNLOAD
CN301-to 2WIRE SUB
Wall Mounted type(MAX) (Cont.)
- Main PBA (AM666MNQDEH6) (cont.)
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