Samsung AR18KSFPDWQXCV - Current Sensor Error;Input Current Sensor Error

Samsung Electronics 10-21
10-2-18 Current sensor error/Input current sensor error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
E462 AC Input I_Limit TripError
Outdoor display
Current sensor error
Inputcurrent sensor error
LED ON LED BLINKING LED OFF
1. Checklist :
1) Is the PFC Shunt("A") resistance value correct?Check the resistor is opened
2) IstheIPM Shunt("B") resistance valuecorrect?Check the resistor is opened
3) Is there no short or open around "C"?
2. Troubleshooting procedure
MODEL "A" "B" "C"
DB92-02866A R426,R425 IC451
DB92-02867A R063,R064,R065 IC451
Restart after power o.
Exchange the Outdoor PBA
IsthePFC shunt andIPM
shunt resistance valuecorrect?
Isthecurren t sensor error appeared again?
NO
NO
Exchange the Outdoor PBA
Terminate the service
YES
YES
R410,R411,R412
R408,R409,R410