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3-2 Outdoor LED Error Display and Check Method
No
Yellow
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3-2
LED Display
Green
Red
Power off/VDD NG
IPM Over Current(O.C)
Abnormal Serial communication
Compressor Starting error
Normal Operation
Compressor Lock error
DC-Link voltage under/over error
Outdoor temperature sensor error(Dual/Single)
Discharge over temperature(Dual/Single)
Discharge temperature sensor error(Dual/Single)
Current sensor error
Compressor Limit error
Coil temperature sensor error(Dual/Single)
1min. Time out Communication
Fan error
OTP error
Compressor rotation error
Operation condition secession(Dual only)
DC-Link voltage sensor error
I_Trip error / PFC Over current
GAS Leak error(Dual/Single)
AC Line Zero Cross Signal out
Power ON reset(1sec)
Capacity miss match
Test Operation at Cooling Mode
Test Operation at Heating Mode
Explanation
: LED ON,
: LED OFF,
Samsung Electronics
: LED BLINK
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