*** This bug is a duplicate of bug 1876065 ***
https://bugs.launchpad.net/bugs/1876065
** This bug is no longer a duplicate of bug 1875252
Ubuntu 20.04 LTS update causing no sound coming from built-in speakers
** This bug has been marked a duplicate of bug 1876065
After unplug headphones and plug them again no sound can be heard
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https://bugs.launchpad.net/bugs/1874465
Title:
dummy output ubuntu 20.04 LTS dell inspiron 3420
Status in linux package in Ubuntu:
Confirmed
Bug description:
in sound settings there is only dummy output, everything worked until
April, 21 2020 when updated 18.04 LTS to 20.04 LTS via terminal.
Description: Ubuntu 20.04 LTS
Release: 20.04
alsa-base:
Installed: 1.0.25+dfsg-0ubuntu5
Candidate: 1.0.25+dfsg-0ubuntu5
Version table:
*** 1.0.25+dfsg-0ubuntu5 500
500 http://br.archive.ubuntu.com/ubuntu focal/main amd64 Packages
500 http://br.archive.ubuntu.com/ubuntu focal/main i386 Packages
100 /var/lib/dpkg/status
pavucontrol:
Installed: 4.0-1build1
Candidate: 4.0-1build1
Version table:
*** 4.0-1build1 500
500 http://br.archive.ubuntu.com/ubuntu focal/universe amd64 Packages
100 /var/lib/dpkg/status
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-26-generic 5.4.0-26.30
ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30
Uname: Linux 5.4.0-26-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ploosh 1949 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Thu Apr 23 11:35:40 2020
InstallationDate: Installed on 2019-10-06 (199 days ago)
InstallationMedia: Ubuntu 18.04.3 LTS "Bionic Beaver" - Release amd64
(20190805)
MachineType: Dell Inc. Inspiron 3420
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-26-generic
root=UUID=ec870298-2798-4d1b-a6d2-6118c2078d5e ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.4.0-26-generic N/A
linux-backports-modules-5.4.0-26-generic N/A
linux-firmware 1.187
SourcePackage: linux
UpgradeStatus: Upgraded to focal on 2020-04-22 (1 days ago)
dmi.bios.date: 11/04/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A11
dmi.board.name: 04XGDT
dmi.board.vendor: Dell Inc.
dmi.board.version: A11
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias:
dmi:bvnDellInc.:bvrA11:bd11/04/2013:svnDellInc.:pnInspiron3420:pvrNotSpecified:rvnDellInc.:rn04XGDT:rvrA11:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Inspiron 3420
dmi.product.sku: To be filled by O.E.M.
dmi.product.version: Not Specified
dmi.sys.vendor: Dell Inc.
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