Midea MIV V4+ Mini Service Manual page 32

MIV V4+ Mini DC Inverter R410A (220V, 8 kW)
⑤
EEPROM malfunction
Check whether the main control chip 9177 is broken
Check PCB board or replace the main control board
⑥ Outdoor malfunction or protection
Examine outdoor unit, and analyze according to actual condition
⑦ Congealing Dew or Water Leakage in Indoor Units
30
EEPROM malfunction
EPROM chip is broken
No
No
Yes
Replace EPROM
Yes
DM12-01.01.05en
Replace EPROM
Outdoor units