As an alternative to using alsamixer to check volume levels, one can use the GNOME Volume Control application. However, by default, this application does not show all ALSA channels. Configure all channels in the view, by using Edit->Preferences.
As an alternative to using alsamixer to check volume levels, one can use the GNOME Volume Control application. However, by default, this application does not show all ALSA channels. Configure all channels in the view, by using Edit->Preferences.