<div dir="ltr"><div>I have two Raspis hooked up to the TV via HDMI cables; they both deliver sound with no issues. To be honest, it was simple plug and play. (one of those Raspis is running LibreElec/Kodi, the other is running RetroPie, so _maybe_ the audio configs were preconfigured?)</div><div><br></div><div>But in doing a quick search for your issue, I did come across: <a href="https://forums.raspberrypi.com/viewtopic.php?t=263942">https://forums.raspberrypi.com/viewtopic.php?t=263942</a></div><div><br></div><div>The one line on that page that caught my eye was: "Select the appropriate output from the volume control on the Raspbian
desktop, or use "amixer -q cset numid=3 1" (1=analog, 2=HDMI0, 3=HDMI1)"</div><div><br></div><div>Hopefully that helps.</div><div><br></div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, 2 Jun 2025 at 21:31, Doug Moen <<a href="mailto:doug@moens.org">doug@moens.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><u></u><div><div>I just read a series of three blog posts detailing about how useless and broken sound is in Linux.</div><div>This resonated with me.<br></div><div>On my Linux Mint system, the sound device periodically disappears, but it comes back when I reboot.</div><div>I am not well versed in Linux sound, however. I just know it doesn't work, at least in Mint.<br></div><div><br></div><div>On my T14, aplay is working, but aplay -i just hangs without producing output.</div><div><br></div><div>On my desktop, Firefox can play audio just fine, in youtube videos, but aplay doesn't work:</div><div>ALSA lib pulse.c:242:(pulse_connect) PulseAudio: Unable to connect: Connection terminated</div><div>and the Sound control panel also claims that I have no sound devices.</div><div>(Rebooting my desktop should fix this, but I won't do that right now.)</div><div><br></div><div>At some point I plan to install Fedora on a sacrificial machine and see if audio works reliably there.</div><div><br></div><div>Doug.<br></div><div><br></div><div>On Mon, Jun 2, 2025, at 5:07 PM, Khalid Baheyeldin wrote:</div><blockquote type="cite" id="m_-6739645928328973646qt"><div dir="ltr"><div><div style="font-size:small">I know this group has some audiophiles who are well versed in Linux's</div><div style="font-size:small">sound components.</div><div style="font-size:small"><br></div><div style="font-size:small">I bought one of the new N100 mini PCs to run various stuff on, and the plan </div><div style="font-size:small">is to replace the Raspberry Pi4 with something more powerful, yet close in </div><div style="font-size:small">power consumption to the Pi.</div><div style="font-size:small"><br></div><div style="font-size:small">The N100 PC runs Xubuntu 24.04.2 LTS, and will be a headless system.</div><div style="font-size:small">It has a 3.5mm, and I connected speakers to it.</div><div style="font-size:small"><br></div><div style="font-size:small">When I do:</div><div style="font-size:small"><br></div><div style="font-size:small"><div>$ aplay foo.wav</div><div>Playing WAVE 'foo.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo</div></div><div style="font-size:small"><br></div><div style="font-size:small">It pretends to play the wave file, but no sound comes out from the speakers.</div></div><div><br></div><div><div style="font-size:small">But aplay says there are no soundcards ...</div><div><br></div></div><div><div style="font-size:small"><div>$ aplay -l</div><div>aplay: device_list:277: no soundcards found...</div></div><div><br></div><div style="font-size:small">According to alsa-info, the machine is:</div><div style="font-size:small"><br></div><div style="font-size:small"><div>Manufacturer: Firebat_Computer</div><div>Product Name: T8_Plus</div><div>Firmware Version: 5.26</div><div>System SKU: T8P-F</div></div></div><div><div style="font-size:small"><br></div><div style="font-size:small">And</div><div><br></div></div><div style="font-size:small"><div>!!Soundcards recognised by ALSA</div><div>!!-----------------------------</div><div><br></div><div> 0 [PCH]: HDA-Intel - HDA Intel PCH</div><div> HDA Intel PCH at 0x6001110000 irq 136</div><div> 1 [HID]: USB-Audio - USB Audio and HID</div><div> CSCTEK USB Audio and HID at usb-0000:00:14.0-6, full speed</div><div><br></div><div><br></div><div>!!PCI Soundcards installed in the system</div><div>!!--------------------------------------</div><div><br></div><div>00:1f.3 Audio device [0403]: Intel Corporation Alder Lake-N PCH High Definition Audio Controller [8086:54c8]</div><div> DeviceName: Onboard - Sound</div></div><div style="font-size:small">So there is a sound card.</div><div style="font-size:small"><br></div><div style="font-size:small">But why is aplay not seeing it?</div><div><br></div><div><div style="font-size:small">Any help with this is really appreciated ...</div><div><br></div></div><div><span>--</span></div><div dir="ltr">Khalid M. Baheyeldin</div></div><div>_______________________________________________</div><div>kwlug-disc mailing list</div><div>To unsubscribe, send an email to <a href="mailto:kwlug-disc-leave@kwlug.org" target="_blank">kwlug-disc-leave@kwlug.org</a></div><div>with the subject "unsubscribe", or email</div><div><a href="mailto:kwlug-disc-owner@kwlug.org" target="_blank">kwlug-disc-owner@kwlug.org</a> to contact a human being.</div><div><br></div></blockquote><div><br></div></div>_______________________________________________<br>
kwlug-disc mailing list<br>
To unsubscribe, send an email to <a href="mailto:kwlug-disc-leave@kwlug.org" target="_blank">kwlug-disc-leave@kwlug.org</a><br>
with the subject "unsubscribe", or email<br>
<a href="mailto:kwlug-disc-owner@kwlug.org" target="_blank">kwlug-disc-owner@kwlug.org</a> to contact a human being.<br>
</blockquote></div>