Samsung AM007FN1DCH/AA Service Manual page 301

PCB Diagram and Parts List
Duct type (MSP, HSP Small, BIG Duct, MA-2(Drain Pump Built-in)) (cont.)
■ MAIN PCB
CN904-SSR MOTOR
①
#1: N
#2: L
#3: N
⑤ CN903-SSR AC Control
#1: L Input
#2: L Output
⑨ CN902- SSR DC Output
#1: 12V
#2: MOTOR SSR OUT
⑬ CN905-BLDC MOTOR
#1:12V
#2~6:LED Control
#7: BZ1
#8: Remote control signal
output
#9: AUTO SW
#10: REMOCON INT
#11:GND
#12:VCC
#13:BZ2
CN311-2
⑰
Communication
5-12
CN702-HOT COIL
②
#1: N
#2: L
#3: N
CN413 -
⑥
Temperature sensor
#1 : EVA IN TEMP
#2,4,6: GND
#3 : EVA OUT TEMP
#5 : DISCHARGE TEMP
⑩ CN83-EXTERNAL CONTROL
#1: GND
#2: EXT CTRL
⑭ CN201-E2P Module
CN302-Indoor and Outdoor
⑱
Telecommunications and cable
#1,2: Indoor and Outdoor machine
communication
#3:12V
#4:GND
#5: Wired remote control
communication
CN140-FUSE CHECK
③
#1:FUSE CHECK
#2:GND
CN412-ROOM
⑦
Temperature type
#1: Temperature type
#2: GND
⑪ CN301-MICOM DOWNLOAD
CN808-Control
⑮
jeondongbyeon
#1~4: Control jeondongbyeon
#5,6: 12V
CN302-Indoor and Outdoor
⑲ Telecommunications
and cable
#1: L
#2: N
CN103-DRAIN
④
PUMP
#1: 12V
#2 : GND
CN81-EXTERNAL
⑧
CONTROL OUT
#1,3: 12V
#2: ERROR CHECK OUT
#4: COM CHK OUT
⑫ CN501-DISPLAY
#1:12V
#2~6:LED Control
#7: BZ1
#8: Remote control
signal output
#9: AUTO SW
#10: REMOCON INT
#11:GND
#12:VCC
#13:BZ2
⑯ CN801-SPI
#1,2:GND
#3:SPI Control
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