Error description 231-C03B

Error message

C03B Watchdog error for machine operating panel

Cause of error

- Internal error: Watchdog module of machine operating panel was not re-triggered correctly
- Firmware error in MB 6xx machine operating panel
- Hardware error in MB 6xx machine operating panel

Error correction

- Check the information about the MB 6xx machine operating panel in the bus diagnostics
- Check the version of the NC software
- Exchange the machine operating panel
- Inform your service agency