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Headphone Interface

Interface Test Methods​

  • Plugging in the Headset

    Plug your headphones into the headphone jack of as shown

    headphone

  • Confirm Hardware Connection

    Ensure that the headphones are properly inserted into the headphone jack, firmly connected and not loose.

  • Check the sound settings

    Open your system's sound settings, which can usually be found in System Settings or Control Panel. Ensure that the audio output device has been correctly set to headphones.

    -audio setting

  • Play Audio

    Play an audio file, such as music, video, or other media file, to ensure that the sound will be output through the headphones.

  • Check the volume control

    Make sure the system volume and application volume are set appropriately and are not muted.

  • Testing with Terminal Commands

    Use command line tools in the terminal to test the audio output. You can use the aplay or speaker-test command. Example:

    1. use aplay to play an audio file:
    aplay /path/to/audio/file.wav
    1. To record an audio file
    sudo amixer -c 1 cset numid=2 1 #Setup Recording
    arecord -D "plughw:1,0" -f S16_LE -r 16000 -d 5 -t wav /tmp/tmp.wav  #Start recording

    After completing the recording, check that the recording is played back properly and without noise.