E0": Outdoor Unit Eeprom Malfunction - Midea LRSJF-V120 Technical Manual

MCAC-RTSM-2012-07
A. "E0": Outdoor unit EEPROM malfunction
Outdoor Unit
Display
Method of
malfunction
detection
Supposed
Causes
Troubleshooting
E0
Turn the power supply off
once and then back on
Is normal reset
possible?
Turn the power supply off
and replace the EEPROM,
turn the power on again,
is"E0"displayed?
NO
E0
Check whether EEPROM is normal
1. Something wrong with the outdoor unit PCB.
2. Something wrong with the EEPROM.
3. External factor other than malfunction.
YES
NO
YES
M-thermal Technical Manual (part 4)
Problem could be cause by External
factor (noise, etc.) other than
malfunction
Replace the main control board.
Replace the EEPROM