For PC2001-A1, PC2002-A1 Digital audio matrix

Monitoring of the return line
  1. Activate the 'Enable' flag for each speaker line you want to monitor.
  1. Activate the 'Return line available' flag.
  1. Enter the pilot tone settings 'Value' and 'Tolerance' in the 'DSPSupervision' tab.
  • If the measured voltage is outside the specified range, the system will raise a 'NO_PILOT_SIGNAL' error.