Public bug reported:
front two speakers working but bass speaker is not detected
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.4.0-48.52-generic 5.4.60
Uname: Linux 5.4.0-48-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.6
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: buya 1845 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Mon Sep 28 14:30:42 2020
InstallationDate: Installed on 2020-06-11 (108 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: Only some of outputs are working
Title: [80Q0, Realtek ALC233, Speaker, Internal] Playback problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/19/2016
dmi.bios.vendor: LENOVO
dmi.bios.version: CDCN53WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: Allsparks 7A
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40709 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad Y700-17ISK
dmi.modalias:
dmi:bvnLENOVO:bvrCDCN53WW:bd09/19/2016:svnLENOVO:pn80Q0:pvrLenovoideapadY700-17ISK:rvnLENOVO:rnAllsparks7A:rvrSDK0J40709WIN:cvnLENOVO:ct10:cvrLenovoideapadY700-17ISK:
dmi.product.family: IDEAPAD
dmi.product.name: 80Q0
dmi.product.sku: LENOVO_MT_80Q0_BU_idea_FM_Lenovo ideapad Y700-17ISK
dmi.product.version: Lenovo ideapad Y700-17ISK
dmi.sys.vendor: LENOVO
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
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https://bugs.launchpad.net/bugs/1897558
Title:
bass speaker not working[80Q0, Realtek ALC233, Speaker, Internal]
Playback problem
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