Set Audio Output to Audio Mezzanine 3.5mm Jack

  1. Navigate to [Start] -> [Sound & Video] -> [PulseAudio Volume Control]
  2. Select Port as “Headphones Playback” from the drop-down list
  3. You can test the output by playing back audio stream from the internet using Chromium browser
  4. Or you can playback using
    • FFMPEG:
    • Install: sudo apt install ffmpeg
    • Playback: ffmpeg example.mp3 - VLC:
    • Install: sudo apt install vlc
    • Playback: [Start] -> [Sound & Video] -> [VLC]

Enable Digital Microphone

  • https://www.96boards.org/documentation/consumer/dragonboard410c/guides/enable-dmic.md.html