Error description 237-1808E

Error message

1808E PWM switching not permitted during operation

Cause of error

- The parameter for the PWM frequency was changed during operation.
- The initial machine parameters contain a different PWM frequency.

Error correction

- All machine parameter subfiles must have the same PWM settings.
- For all subfiles and all axes that are on the same PWM output, change the PWM frequency to the same value.
- Inform your service agency.