Error description 231-E023

Error message

E023 CC%2 Dynamic test ID=%4 aborted: Error in B channel PL input no. %5

Cause of error

The dynamic test of the PLC peripheral devices (PL, MB, UEC)
discovered that an input to be tested did not switch to
the 0 level.
- Incorrect S machine parameters SMP587
- Wiring error of the test groups/test outputs
- Error in the configuration file (IOC file)
- Disturbance of HSCI communication

Error correction

- Check the entry in the machine parameter SMP587
- Check the HSCI-BUS diagnostics
- Check the wiring and HSCI configuration
- Exchange the peripheral device.
- Inform your service agency.