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ATI RS880 HDMI Audio [Radeon HD 4200 Series] No Audio ...
https://forums.linuxmint.com/viewtopic.php?t=121244#:~:text=You%20might%20check%20pulseaudio%20and%20see%20if%20it,Ubuntu%2012.04%20might%20work%20with%20Ubuntu%2012.10%2FMint%2014.
sound - Ubuntu 12.04 & Wine: No audio via HDMI - Ask …
https://askubuntu.com/questions/134773/ubuntu-12-04-wine-no-audio-via-hdmi
Fresh install of Ubuntu 12.04 and Wine 1.5.3 (official PPA); also briefly attempted to use Wine 1.4 (from repository). PC → HDMI → Receiver (plus speakers) → HDMI → TV Totem outputs to …
12.04 - HDMI audio output problems with Radeon card - …
https://askubuntu.com/questions/187587/hdmi-audio-output-problems-with-radeon-card
I can get video to show up just fine on my monitor through HDMI so I'm sure this problem is fixable! I know this is an old problem with Ubuntu, but any new strategies into the problem would be much appreciated. With that being said, here are some of my specs: Ubuntu 12.04 LTS; AMD Radeon HD 7520G
no sound in ubuntu 12.04 - LinuxQuestions.org
https://www.linuxquestions.org/questions/linux-software-2/no-sound-in-ubuntu-12-04-a-943298/
In particular, if a VM's audio setting is Intel HD Audio then sound does not work in an Ubuntu 12.04 guest. On the other hand, sound will only work for a Windows 7 (64-bit) guest when the audio setting is Intel HD Audio. This can be rather annoying when you are working with a VM which dual boots either Ubuntu or Windows 7 as the guest OS.
Fix No Sound Through HDMI In External Monitor In Ubuntu ...
https://itsfoss.com/how-to-fix-no-sound-through-hdmi-in-external-monitor-in-ubuntu/
This post was written more than two years ago when I faced similar situation with Ubuntu 12.04. But the previous time I could see HDMI option in the input audio source but in Ubuntu 15.04, HDMI audio option was not even listed in the input audio source so a switch to HDMI input was (seemingly) impossible.
Fixed: No Sound in Ubuntu as HDMI Enabled By Default
https://itsfoss.com/fix-sound-ubuntu-1404/
Fixing no sound in Ubuntu when HDMI is set as default. Now to force Ubuntu to use analog output instead of HDMI by default, we need a little information. Open a terminal and use the following command: aplay -l. This will list the devices, card number etc. Note down the card and device number for analog output.
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