-EEF
EEPROM Fault
Schneider Electric · Altivar Machine ATV340 Programming
What does -EEF mean?
This fault indicates an error within the drive controller's internal EEPROM memory, which stores configuration parameters and operational data. This can lead to incorrect settings being loaded or data corruption, preventing proper drive operation. A corrupted EEPROM can cause unpredictable behavior or prevent the drive from starting.
Source: Schneider Electric Altivar Machine ATV340 Programming
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