Error message

C031 Alarm with supply voltages

Cause of error

The supply voltages on a device in the HSCI line are outside of the specified range.
The HSCI bus diagnosis indicates which HSCI component triggered the error. Possible devices:
- MC main computer
- PL inputs/outputs
- MB machine operating panel
- Other CCs in the HSCI chain
Possible causes:
- Insufficient power supply to the devices
- Short circuit in the power supply
- Short circuit in PL inputs and outputs

Error correction

- Check the supply voltage in the connected devices
- Check the wiring for possible short circuits (e.g. PLC inputs or outputs)
- Exchange the hardware
- Inform your service agency