PCB Diagram and Parts List
6-7 Samsung Electronics
6-1-3 4 way cassette type
7
6
5
%
^
&
*
4 3 2 1 ) (
A B
! @ # $
①
#1~4 : EEV Control Singal
#5: DC12V
②
#1: 12V
#2: LOAD 1
#3: LOAD 2
#4: LOAD 3
③
#1~5: Step Motor
#6~10: Step Motor
④
#1: DC12V
#2: Error Check Signal
#3: DC12V
#4: Comp Check Signal
⑤
#1: GND
#2: External control Signal
⑥
#1: GND
#2: FLOAT-SW Signal
⑦
#1: Room Th Sensor
#2: GND
#3: EVA IN Th Sensor
#4: GND
⑧
#1: GND
#2: EVA OUT Th Sensor
⑨
#1: Communication F3
#2: Communication F4
⑩
#1: Communication F1
#2: Communication F2
⑪
#1: DC12V
#2: GND
⑫
⑬
#1~5: Display Control Signal
#7: Remote Sihnal Receive
#8: GND
#9: VCC(DC5V)
⑭
#1: DV310V #2: N/C
#3: GND #4: DC15V
#5: Motor Control Signal
#6: Motor Feedback Signal
⑮
#1: L Phase
#2: N Phase
⑯
#1: N Phase
#2: Drain Pump Control
⑰
#1: N Phase
#2: Ventilator Control
CN83-EXTANAL CONTROL CN51-FLOAT S/W
CN41-ROOM/EVA, IN
CN42-EVA, OUT TEMP SENSOR
CN62-EEV CN76-EXTERNAL OPTION
CN60-LOUVER
CN81-EXTERNAL CHECK
CN33- Comm2
(Wired Remote F3/F4)
CN31-Comm1(Indoor F1/F2)
CN32-Remote Control DC12
CN10-MICOM DOWNLOAD
CN91-Display CN73-BLDC FAN MOTOR
CN71-MAIN POWER
CN74-DRAIN MOTOR OUTPUT
CN75-VENTILOTOR OUTPUT
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