Based on the suggestions in the above, wrote up some additional steps
for newbies like me:
https://www.reddit.com/r/Dell/comments/n27cbr/audio_on_ubuntu_2104_on_dell_latitude_9510/
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Update: appears to be a kernel bug now
https://blog.fts.scot/2020/07/04/dell-xps-2020-how-to-get-audio-working-
on-linux/
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https://bugs.launchpad.net/bugs/1895422
Title:
Sound card
Update: still affects 21.04 and the above Reddit solution no longer
works for me
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https://bugs.launchpad.net/bugs/1895422
Title:
Sound card not detected on Dell Latitude 9510 (Realtek
Awesome, that worked for me too! Thanks!
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https://bugs.launchpad.net/bugs/1895422
Title:
Sound card not detected on Dell Latitude 9510 (Realtek ALC711)
To manage notifications about
New demsg after new kernel install
harrison@lassen:~$ uname -r
5.6.0-1028-oem
** Attachment added: "demsg2.txt"
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1895422/+attachment/5411841/+files/demsg2.txt
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New pactl list after new kernel install
harrison@lassen:~$ uname -r
5.6.0-1028-oem
(lspci has same output)
** Attachment added: "pactl_list2.txt"
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1895422/+attachment/5411842/+files/pactl_list2.txt
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There seems be a patch on here:
https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/?h=for-linus=83629532ce45ef9df1f297b419b9ea112045685d
for kernel version 5.4-rc2, so this sound card is theoretically supported, if I
am understanding this correctly.
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I installed linux-oem-20.04 and also turned on focal-proposed updates
and did apt-get update && apt-get upgrade.
Though -- this was only enough to get it to recognize the speaker. The
pitch/video speed is still wrong, so it's not really quite usable.
I should correct something I said earlier:
Update: I was able to get the speakers to make sound by installing
linux-oem and by allowing updates from focal-proposed.
As expected, alsamixer now shows a lot of options. There are still a few
issues:
1) The audio is stuttery, most playback is too fast (e.g. YouTube or MP3s), and
other
** Description changed:
- I am running Ubuntu 20.04.01 LTS, kernel (linux-image-generic) version
- 5.4.0.47.50.
+ I am running Ubuntu 20.04.01 LTS, kernel version 5.6.0-1027-oem (checked
+ via uname -r).
- I believe my sound card is not being detected by Ubuntu. I checked the
- serial number
Public bug reported:
I am running Ubuntu 20.04.01 LTS, kernel (linux-image-generic) version
5.4.0.47.50.
I believe my sound card is not being detected by Ubuntu. I checked the
serial number and via BIOS (which I've upgraded to the latest version)
according to the specs (https://topics-
** Attachment added: "demsg.txt"
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1895422/+attachment/5410262/+files/demsg.txt
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** Attachment added: "pactl_list.txt"
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1895422/+attachment/5410263/+files/pactl_list.txt
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