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Sound troubleshooting - openSUSE Wiki
https://en.opensuse.org/Sound_troubleshooting
Configure sound devices in KDE. In KDE, open System Settings > Multimedia > Sound & Volume. In Devices tab, you can find all sound devices that are being used. When you have multiple sound cards, make sure your first choice is set as default. In Advanced tab, you can enable and disable sound devices, or change their configuration. Make sure your desired sound device is enabled …
SDB:Audio troubleshooting - openSUSE Wiki
https://en.opensuse.org/SDB:Audio_troubleshooting
For openSUSE, the openSUSE alsa packager / alsa developer also packages the latest alsa as openSUSE rpms, in order to help users whose sound is not functioning appropriately, by providing cutting edge sound drivers. The rpm applications that are typically updated include alsa, alsa-utils, alsa-tools, and libasound2 alsa-firmware.
LEAP 15.3 no audio device detected - openSUSE
https://forums.opensuse.org/showthread.php/555090-no-audio-device-detected
Re: no audio device detected. When this was in the official 15.2 repos, I would indeed suggest a bug report. IMHO, given there are only 'experimental' and 'community' packaging of sof-firmware for LEAP-15.3, but no official, it is still …
TUMBLEWEED No Front Audio device found? - forums.opensuse.org
https://forums.opensuse.org/showthread.php/564115-No-Front-Audio-device-found
Is it an audio jack, or are you referring to a USB port. I note that according to that diagnostic script your PC has four instances of "snd_usb_audio" running in addition to two instances of "snd_hda_intel". Note by default, openSUSE will send sound to sound card-0, which in your PC case is actually a USB device (a webcam, I think).
No Audio Devices Found : openSUSE - reddit
https://www.reddit.com/r/openSUSE/comments/nvjor2/no_audio_devices_found/
No Audio Devices Found My sound was working correctly but after my last reboot, I don't see my audio devices in KDE system tray. When I use my bluetooth headphone, the system recognizes it and audio output works but it still doesn't recognize my monitor's speakers.
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