Midea MV6-252WV2GN1 - 2.9 xE9: EEPROM mismatch; 2.9.1 Digital display output; 2.9.2 Description; 2.9.3 Trigger; recover condition

V6 VRF 50/60Hz
86
Midea V6 Series Service Manual
2.9 xE9: EEPROM mismatch
Digital display output
In the error code, 'x' is a placeholder for the compressor system (compressor and related electrical components), with 1
representing compressor system A and 2 representing compressor system B.
Description
 1E9 indicates a compressor A EEPROM mismatch.
 2E9 indicates a compressor B EEPROM mismatch.
 All units stop running.
 Error code is only displayed on the unit with the error.
Trigger / recover condition
 Trigger condition: Compressor drive parameter is mismatch.
 Recover condition: Compressor drive parameter is match.
 Reset method: Manually restart.
Possible causes
 Outdoor unit was powered on immediately after being powered off.
 Type/Mode of inverter module is wrong.
 Main PCB damaged.