Public bug reported:
i can listen normally but when i try to use the headphone the sound is
gone
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.0.0-32.34~18.04.2-generic 5.0.21
Uname: Linux 5.0.0-32-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: aoplnx 1465 F.... pulseaudio
/dev/snd/controlC0: aoplnx 1465 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Mon Nov 11 15:04:02 2019
InstallationDate: Installed on 2019-11-11 (0 days ago)
InstallationMedia: Ubuntu 18.04.3 LTS "Bionic Beaver" - Release amd64 (20190805)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Generic failed
Symptom_Card: Built-in Audio - HD-Audio Generic
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: gdm 1012 F.... pulseaudio
aoplnx 1465 F.... pulseaudio
/dev/snd/controlC0: gdm 1012 F.... pulseaudio
aoplnx 1465 F.... pulseaudio
Symptom_Jack: Black Headphone Out, Front
Symptom_Type: No sound at all
Title: [Aspire A315-21, Realtek ALC255, Black Headphone Out, Front] No sound at
all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/19/2018
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.12
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: Squirtle_SR
dmi.board.vendor: SR
dmi.board.version: V1.12
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnInsydeCorp.:bvrV1.12:bd06/19/2018:svnAcer:pnAspireA315-21:pvrV1.12:rvnSR:rnSquirtle_SR:rvrV1.12:cvnChassisManufacturer:ct10:cvrChassisVersion:
dmi.product.family: Aspire 3
dmi.product.name: Aspire A315-21
dmi.product.sku: 0000000000000000
dmi.product.version: V1.12
dmi.sys.vendor: Acer
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1852126
Title:
[Aspire A315-21, Realtek ALC255, Black Headphone Out, Front] No sound
at all
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