Service diagnosis
34
Domestic air conditioner
10.3.2 EEPROM abnormal
Indoor Display
E4:
Indoor EEPROM error
Indoor display
F12: Outdoor EEPROM error; Outdoor LED1 flash 1 times
Method of
The Data detected by the EEPROM are used to determine MCU
Malfunction
Detection
Malfunction
When the data of EEPROM is error or the EEPROM is damaged
Decision
Conditions
Supposed
Faulty
EEPROM data
Causes
Faulty
EEPROM
Faulty
PCB
Troubleshooting
* Caution
Be sure to turn off power switch before connect or disconnect connector, or
parts damage may be occurred.
Replace the indoor or outdoor mainboard.
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Summary of Contents for GES-NX2G50OUT
Page 11: ...Pinping diagrams Domestic air conditioner 4ˊPiping diagrams 9 EEV EEV ...
Page 12: ... Operation range Domestic air conditioner 5ˊOperation range 10 ...
Page 58: ...Circuit diagrams 56 Domestic air conditioner 12 Circuit diagrams ...
Page 59: ...Circuit diagrams 57 Domestic air conditioner ...
Page 62: ...Domestic air conditioner Removal of procedure 1 Removal of Outdoor panel 1 ...
Page 64: ...Domestic air conditioner Loosen the screws and pull the panel Removal of procedure 3 ...
Page 65: ...Domestic air conditioner 2 Removal of Electrical Box Removal of procedure 4 ...
Page 66: ...Domestic air conditioner 3 Removal of Fan and Fan Motor Removal of procedure 5 ...
Page 68: ...Domestic air conditioner 4 Removal of Fan Motor Bracket and Partition Removal of procedure 7 ...
Page 69: ...Domestic air conditioner and remove the reactor Loosen the screw Removal of procedure 8 ...