Bldc Pba - Samsung AC026RN1DKG Service Manual

System air conditioner
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5-1-4 BLDC PBA

■ AC100/120/140RNCDKG
5
4
3
CN301 : FAN MOTOR
#1 : MOTOR-U PHASE
#2 : NOT USED
#3 : MOTOR-V PHASE
#4 : NOT USED
#5 : MOTOR-W PHASE
CN501 : TO MAIN SIGNAL
#1 : DC12V
#2 : GND
#3 : DC5V
#4 : BLDC POWER RELAY
#7 : GND
#8 : FAN FEEDBACK
#10 : FAN RPM
Samsung Electronics
2
CN461 : SW DOWNLOAD
-
This Document can not be used without Samsung's authorization.
CN701 : POWER
#1 : AC POWER(N)
#3 : AC POWER(L)
PCB Diagram and Parts List
1
CN502 : UART COMM.
#1 : MAIN_RXD_INV_TXD
#2 : MAIN_TXD_INV_RXD
5-17

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