Current Sensor Error/Input Current Sensor Error - Samsung AR09KSWSPWKNCV Service Manual

10-2-18 Current sensor error/Input current sensor error

Indoor display
3-LED DISPLAY
LED1 LED2
Outdoor display
LED ON LED BLINKING
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
Restart after power off.
Is the PFC shunt and IPM
shunt resistance value correct?
Is the current sensor error appeared again?
Exchange the Outdoor PBA
Samsung Electronics
LED3
LED OFF
YES
YES
7-SEG DISPLAY
E462
Current sensor error
Input current sensor error
MODEL
DB92-02866A R426,R425
DB92-02867A R063,R064,R065
NO
Exchange the Outdoor PBA
NO
Terminate the service
DESCRIPTION
AC Input I_Limit Trip Error
"A" "B"
R410,R411,R412
R408,R409,R410
"C"
IC451
IC451
10-21