Mitsubishi Electric · FR-E500 Inverter
The inverter output is stopped due to an internal connector fault within an optional device connected to the inverter. This indicates a communication or connection issue with an installed option card or module.
Click steps to track your progress.
Power cycle the inverter (turn off, wait, turn on).
Ensure all optional boards or modules are securely seated in their connectors within the inverter.
If the fault persists, contact a sales representative for diagnosis and potential replacement of the optional device or inverter.