Samsung AR09MSPXBWKNEU Service Manual page 79

Split-type air conditioner
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10-2-12 Current sensor error/Input current sensor error
Outdoor display
3 LED DISPLAY
LED1
: LAMP ON
1. Checklist :
1) Is the PFC Shunt("A") resistance value correct? Check the resistor is opened.
2) Is the IPM Shunt("B") resistance value correct? Check the resistor is opened.
3) Is there no short or open around "C"?
2. Troubleshooting procedure
78
SAMSUNG ELECTRONICS
SERVICE MANUAL_EU_INV_Wind Free.indd 78
7 SEG DISPLAY
LED2
LED3
: LAMP OFF
: LAMP BLINK
Restart after power
.
Is the PFC shunt and IPM
shunt resistance value correct?
YES
Is the current sensor error appeared again?
YES
Exchange the Outdoor PBA
E468
Current sensor error
Model
"A"
DB92-02866A
R426,R425
DB92-02867A
R063,R064,R065
NO
Exchange the Outdoor PBA
NO
Terminate the service
DESCRIPTION
"B"
R410,R411,R412
R408,R409,R410
"C"
IC451
IC451
12/14/2016 4:50:45 PM

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