Samsung AR09/12JSPFBWKN Service Manual page 115

Multi air conditioner
Table of Contents

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AJ***MCJ*EH/EU PCB HUB
10
CN450
CN451
9
CN453
8
CN330 - 485 COMM
#1 : 12V
#2 : GND
#3 : 5V
#4 : Signal 1
#5 : Signal 2
CN75 - SMPS IN
CN706 - EEV_F
#1,5 : 12V
#2 -3 : signal
CN451 - PIPE_OUT
#1,3,5,7 : Sensor signal
#2,4,6,8 : GND
Samsung Electronics
1
CN330
2
CN300
CN300 - DOWNLOAD
#1-9 : Download Signal
#14 : Download Signal
#18-20 : Download Signal
#10 : VCC
#17: GND
CN331 - POWER
#1 : 12V
#2 : GND
CN450 - PIPE_IN
#1,3,5,7 : Sensor signal
#2,4,6,8 : GND
3
CN706
CN75 - SMPS IN
CN706 - EEV_D
#1,5 : 12V
#2 -3 : signal
CN452 - PIPE_IN
#1,3 : Sensor signal
#2,4 : GND
4
CN704
CN705
5
CN331
6
7
CN452
CN75 - SMPS IN
CN706 - EEV_E
#1,5 : 12V
#2 -3 : signal
CN75 - SMPS IN
CN453 - PIPE_OUT
#1,3 : Sensor signal
#2,4 : GND
5-15

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