Inverter Pcb - Samsung AC048KNPPCC Service Manual

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5-2-2 INVERTER PCB

 AC048KXQPCC
8
Reactor - A1/B1
# Reactor - A1 : WHT
# Reactor - B1 : WHT
CN901-FAN1
#1 : DC310V
#2 : N.C
#3 : GND
#4 : DV15V
#5 : FAN RPM
#6 : FAN RPM Feedback
Samsung Electronics
2
1
Reactor - A2/B2
# Reactor - A2 : BLK
# Reactor - B2 : BLK
CN911-FAN2
#1 : DC310V
#2 : N.C
#3 : GND
#4 : DV15V
#5 : FAN RPM
#6 : FAN RPM Feedback
4
3
CN351 - Communication
#1 : RXD
#2 : TXD
#3 : GND
#4 : DV5V
#5 : DV12V
#6 : INV, SMPS Signal
CN401-COMP.
# 1 : COMP. U-phase(RED)
# 2 : COMP. V-phase(BLU)
# 3 : COMP. W-phase(YEL)
PCB Diagram and Parts List
7
6
5
CN551 - Downloader
#1 : RXD_INV
#2 : TXD_INV
#3 : BOOT_INV
#4 : TDO_INV
#5 : TCK_INV
#6 : TDI_INV
#7 : TMS_INV
#8 : nTRST
#9 : GND
#10~#11: 5V
#14 #18 #19 : ENC
#17 : GND
#20 : SUB
L, N - 220V Power
# 1 : L-phase(BRN)
# 2 : N-phase(SKY)
5-7

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