Samsung AM007FN1DCH/AA - Input; Output Current Sensor Error

Troubleshooting
Samsung Electronics 4-113
4-4-80 Input / Output Current sensor error
Outdoor unit display
INVERTER1 PCB(Input Current sensor)
INVERTER2 PCB(Input Current sensor)
INVERTER1 PCB(Output Current sensor)
INVERTER 2 PCB(Output Current sensor)
OUTDOOR FAN PCB (FAN1 Output Current sensor)
OUTDOOR FAN PCB (FAN2 Output Current sensor)
Judgment Method
 Sensor Output detection : Judged as an error if the detected value is more than 2.8V or 0.2V less than
Cause of problem
 Input voltage defective
 PCB voltage sensing circuit defective
Power Off
Replace Inverter PCB
Replace Fan PCB
Ye s
No
Is Power connection accurately connected?
E485 or E385?
E468 or E368?
E493 or E393?
Power Cable re-connection
1.
Cause of problem