Samsung AR09HSFSHWKNCV Service Manual page 126

10-2-27 AC zero cross signal error
Indoor display
3-LED DISPLAY
LED1 LED2
Outdoor display
LED ON LED BLINKING
1. Checklist :
1) Check the Btu between indoor and outdoor unit
2) Check the indoor unit option and outdoor unit EEPROM data
2. Troubleshooting procedure
Is the rated Btu between indoor unit
and outdoor unit?
Reset the option code again at indoor unit
Is the capacity miss match error appeared again?
Download the EEPROM data
Is the capacity miss match error appeared again?
Exchange the Outdoor PBA
Exchange the Indoor PBA
Samsung Electronics
7-SEG DISPLAY
LED3
LED OFF
YES
YES
YES
E556 Capacity miss match error
Capacity miss match error
Exchange the one of them according
NO
to the exact model spec
NO
Terminate the service
NO
Terminate the service
DESCRIPTION
MODEL Error display
AR12(09)HSFSHWK X
AR18HSFSHWK O
AR24HSFSHWK O
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