F52904 fault in siemens sinamics V90 drive

F52904 fault in siemens sinamics V90 drive indicates a Control mode change. This means the operational control mode of the drive was modified and the system requires a save and restart to apply the new settings. 

Cause:
When the control mode is changed, the drive must be saved and restarted.

Remedy:
  • Save and restart the drive.

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