<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">An actual technical Linux problem. I'm running Kubuntu 22.04.2 LTS everything updated.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">I want to use audio out on the headphone jack to some electronics and wasn't getting any output.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Eventually I tried real headphones. </div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Using the application launcher, I could not find an app for sound management, but typing "sound" in the search window brought up a screen labeled Audio-System Settings. </div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">On the tab labeled "Playback Devices"</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">There was a Test button</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Port selection of Speakers or Headphones.<br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Profile selection of:</div><div dir="ltr" data-setdir="false"> * Analog Stereo Input<br></div><div dir="ltr" data-setdir="false"> * Analog Stereo Output</div><div dir="ltr" data-setdir="false"> * Analog Stereo Duplex</div><div dir="ltr" data-setdir="false"> * Off</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">With Speakers selected, I could go between Analog Stereo Output and Off with the expected results.</div><div dir="ltr" data-setdir="false">With Headphones, switching between Stereo Output and Off, sometimes left the headphones with no sound. Then I could go to speakers. They had sound. Back to headphones, and no sound</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">The only "fix" for the headphones seemed to be to unplug them and reinsert. <br></div><div dir="ltr" data-setdir="false"> </div><div dir="ltr" data-setdir="false"><div><div><div dir="ltr" data-setdir="false">I suppose that for a lot of situations auto selecting headphones when they are plugged in is a convenience. For intended usage it is a bother. It might even be thay my device isn't recognized as headphone plugged in. </div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">BTW, I also tried launching alsa from the command line, but the result was a GUI that didn't do anything. I think alsa might have been replaced in recent Ubuntu, but searching online mostly brought up old advice or information that didn't seem to apply to my problem. <br></div></div></div></div><div dir="ltr" data-setdir="false"><br></div></div></body></html>