Samsung AC018JN4DCH/AA User Manual

PCB Diagram and Parts List
5-8 Samsung Electronics
① 
#Reactor-A2:WHT
#Reactor-B2:WHT
②

#Reactor-A2:BLK
#Reactor-B2:BLK
③

#1:RXD,#2:TXD
#3:GND,#4:DC5V
#5:DC12V,#6:INV.SMPSsignal
④

#1:RXDATARO,#2:TXDATARO
#3,#8:N.C,#4~#7:DATAsignal
#9:GND,#10:DC5V
⑤

ForS/Wengineerdebugging
⑥

#1:DC360V
#2:N.C
#3:GND
#4:DC15V
#5:FANRPM
#6:FANRPMfeedback
⑦

#1:DC360V
#2:N.C
#3:GND
#4:DC15V
#5:FANRPM
#6:FANRPMfeedback
⑧ 
#1:COMP.U-phase(RED)
#2:COMP.V-phase(BLU)
#3:COMP.U-phase(YEL)
Reactor-A1/B1 Reactor-A2/B2
CN50(2PIN/RED)-Communication
CN22-Downloader
CN21-DAC/ENCODER CN91-FAN2 CN90-FAN1 CN71-COMP.
2
3 4
6
5 8
7
1
QAC024*XA*CH, AC030JXADCH, AC036*XA*CH, AC042JXADCH, AC048JXADCH
5-2-5 INVERTER PCB

Samsung AC018JN4DCH/AA Specifications

General

Brand	Samsung
Model	AC018JN4DCH/AA
Category	Air Conditioner
Language	English