Midea MS9V-18HRDN1-QC2(B) 9V SERIES - Diagnosis and Solution

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9.2 Diagnosis and Solution
9.2.1 E0(EEPROM parameter error) error diagnosis and solution
Replace indoor PCB
Shut off the power supply and turn on it 5s later
The problem comes out again
Is the EEPROM chip plugged in indoor PCB well?
NO
Correct the connection
Replace the main PCB of indoor unit