Stephen P. Molnar wrote: > Sound worked until I turned power off to the external speakers. The > sound has not been working since I turned the speakers back on. > [...] > I have proven, to my satisfaction, thanks to a suggestion from a > correspondent, that this is not a hardware problem. I loaded the > Xubuntu 17.04 Live Desktop on the computer and the sound is live. Sounds like some wrong configuration. Try unloading the snd-hda-intel module, then deleting /var/lib/alsa/asound.state (or wherever your distribution puts it), then reloading the sound driver. Regards, Clemens ------------------------------------------------------------------------------ Announcing the Oxford Dictionaries API! The API offers world-renowned dictionary content that is easy and intuitive to access. Sign up for an account today to start using our lexical data to power your apps and projects. Get started today and enter our developer competition. http://sdm.link/oxford _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user