H2SM-(9+12)HEK03/R2
Service Diagnosis
Domestic Air Conditioner
55
7.4.6 The indoor EEPROM Abnormality
Indoor Display E4
Method of Malfunction
Detection
The Data detected by the EEPROM are used to determine MCU
Malfunction Decision
Conditions
When the Data of EEPROM is error or the EEPROM is damaged
Supposed Causes
Faulty EEPROM data
Faulty EEPROM
Faulty PCB
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* Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may
be occurred.
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