Samsung AC009BNLDCH Service Manual page 249

Abnormal condition
1. Flowating s/w (2nd detection)
2. External floating Switch error
EEPROM error
EEPROM option error
Error due to incompatible indoor unit
: On, : Flickering, X : Off
• If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
Samsung Electronics
Error code
E153
E665
E162
E163
E164 X
Troubleshooting
LED Display
X X X
X X X
4-55