Samsung AVMKH020EA4 Service Manual page 218

Abnormal conditions
Error of float switch
Error of setting option switches for optional
accessories
EEPROM error
EEPROM option error
- If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
- If you re-operate the air conditioner, it operates normally at first, then detect an error again.f
I Wall-mounted type
Display
Samsung Electronics
Communication error (indoor unable to receive data)
Communication error (outdoor unable to communicate)
Indoor unit room temperature sensor error (open/short)
Indoor unit heat exchanger in temperature sensor error (open/short)
Indoor unit heat exchanger out temperature sensor error (open/short)
Indoor fan error
Mixed operation error (operate heat & cool mode at same time)
EEPROM error
Option setting error
Installed indoor unit number setting error
Error connecting power line to communication line of indoor unit.
Indicators
Contents
Troubleshooting
Remark
: On : Flickering : Off
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