Ubuntu 12.04 Audio Dummy Output

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No sound 12.04 (Dummy output) - Ask Ubuntu

https://askubuntu.com/questions/370671/no-sound-12-04-dummy-output

No sound 12.04 (Dummy output) Ask Question Asked 8 years, 2 months ago. Active 1 year, ... In pulseaudio I only have 'dummy output'. When I have Youtube on I can see audio being detected in pavucontrol but nothing is coming out of the speakers. Im getting desperate, some one please walk me thru this.

Speakers Don't Work in Ubuntu 12.04 (Dummy Output)

https://ubuntuforums.org/showthread.php?t=2099204

Hi friends, Just installed Ubuntu 12.04 on an old Compaq Desktop and my speakers don't work. In fact, I don't think it detects the sound card at all. When I go to Sound Settings, all it shows is "Dummy Output." I believe I am using an nVidia Corporation MCP51 High Definition Audio sound card Appreciate any advice.

Best answer: How do I fix dummy output in Ubuntu?

https://frameboxxindore.com/linux/best-answer-how-do-i-fix-dummy-output-in-ubuntu.html

What is dummy output in Ubuntu? Fixing dummy output in sound settings. It means that your sound card is not even recognized. Puff! No worries. The one shot solution which fixed the sound problem for me on my Intel powered Dell Inspiron is to force reload Alsa. To do that, use the following command in terminal (Ctrl+Alt+T): sudo alsa force-reload.

Fix No Sound (Dummy Output) Issue In Ubuntu With SND HDA ...

https://www.linuxuprising.com/2018/06/fix-no-sound-dummy-output-issue-in.html

#2 Fix PCI/internal sound card not detected (dummy output) with Ubuntu kernel 5.3.0-41 and -42 in Ubuntu 19.10 / 18.04 There's a regression (thanks JustNiz for notifying me) in the 5.3.0-41 and -42 kernel that causes a new "dummy output" issue on Ubuntu 19.10 and 18.04.

Audio broken under Linux 5.4, dummy output [SOLVED ...

https://bbs.archlinux.org/viewtopic.php?id=251157

Re: Audio broken under Linux 5.4, dummy output [SOLVED] I've just got new HP Spectre x360 15-DF1033DX, installed Arch and got stuck with Audio. No output/input, no sound.

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