1. Open the 'Basic Station Configuration' tab.
  1. Enable the 'LineDetection' flag.
  1. Check if the 'LineDetection' card is detected correctly.
  1. Open the 'Amplifiers and Speakerlines' > 'DSPSupervision' tab.
  1. Enable the 'Pilot Tone' and 'Enable Line Detection' flags.
  1. Select the measurement interval and the gain of the pilot tone.
  1. Enable the 'EN5416' flag if the system has to be EN54-16 compliant. A speaker line error will be displayed after 100 seconds the latest. If the 'EN5416' flag is not enabled, the timing depends on the configured measurement time interval tLFH.