Public bug reported:
Sound coming from internal laptop speakers is distorted, with rather
high and ugly bass. And when I tested the sound in settings only one
speaker was working, although both speakers work fine in Windows.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.15.0-34.37-generic 4.15.18
Uname: Linux 4.15.0-34-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: mina 1254 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sun Sep 16 23:24:02 2018
InstallationDate: Installed on 2018-09-15 (1 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [HP ProBook 4530s, IDT 92HD87B1/3, Speaker, Internal] Sound is distorted
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/13/2015
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68SRR Ver. F.60
dmi.board.name: 167C
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 22.26
dmi.chassis.asset.tag: CNU2170PH9
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias:
dmi:bvnHewlett-Packard:bvr68SRRVer.F.60:bd03/13/2015:svnHewlett-Packard:pnHPProBook4530s:pvrA0000C02:rvnHewlett-Packard:rn167C:rvrKBCVersion22.26:cvnHewlett-Packard:ct10:cvr:
dmi.product.family: 103C_5336AN
dmi.product.name: HP ProBook 4530s
dmi.product.version: A0000C02
dmi.sys.vendor: Hewlett-Packard
mtime.conffile..etc.modprobe.d.alsa-base.conf: 2018-09-16T23:20:28.167049
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1792823
Title:
[HP ProBook 4530s, IDT 92HD87B1/3, Speaker, Internal] Sound is
distorted
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