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Samsung AC071MN4PKH - Page 107

Samsung AC071MN4PKH
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PCB Diagram and Parts List
5-10
Outdoor Unit PCB (cont.)
PF#4 Inverter PCB : Single-phase
- AC120MXADKH
8 2 1 4 3 7 6 5
Reactor-A1/B1
Reactor-A2/B2
CN351 - Main COMM
CN551 – Downloader
#Reactor-A1 : WHT
#Reactor-B1 : WHT
#Reactor-A2 : BLK
#Reactor-B2 : BLK
#1 : RXD
#2 : TXD
#3 : GND
#4 : DV5V
#5 : DV12V
#6 : INV, SMPS SIGNAL
#1 : RXD_INV #7 : TMS_INV
#2 : TXD_INV #8 : nTRST
#3 : BOOT_INV #9 : GND
#4 : TDO_INV #10~#11: 5V
#5 : TCK_INV #14 #18 #19 : ENC
#6 : TDI_INV #17 : GND
#20 : SUB
CN901 – FAN1
CN911 – FAN2
CN401,402,403 – Compressor
L, N- 220V Power
#1 : DC310V #2 : N.C
#3 : GND #4 : DV15V
#5 : FAN RPM
#6 : FAN RPM Feedback
#1 : DC310V #2 : N.C
#3 : GND #4 : DV15V
#5 : FAN RPM
#6 : FAN RPM Feedback
CN401 : Compressor U-phase(RED)
CN402 : Compressor V-phase(BLU)
CN403 : Compressor W-phase(YEL)
1 : L-Phase/BRN
#2 :N-Phase/SKY

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