Public bug reported:
The microphone sounds just fine when I booted up with Windows 10, but in
Ubuntu 20.04 the background noise is pretty loud. I have already tried
enabling noise cancellation with PulseAudio, but it doesn't seem to
work.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-45-generic 5.4.0-45.49
ProcVersionSignature: Ubuntu 5.4.0-45.49-generic 5.4.55
Uname: Linux 5.4.0-45-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.8
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: jerwellescusa 4380 F.... pulseaudio
/dev/snd/pcmC0D0c: jerwellescusa 4380 F...m pulseaudio
/dev/snd/pcmC0D0p: jerwellescusa 4380 F...m pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Sep 5 12:39:31 2020
InstallationDate: Installed on 2020-08-06 (29 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 13d3:5a02 IMC Networks EasyCamera
Bus 001 Device 002: ID 0cf3:e500 Qualcomm Atheros Communications
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 81G2
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-45-generic
root=UUID=d6d16fb4-3439-4299-985d-5b1592314d74 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.4.0-45-generic N/A
linux-backports-modules-5.4.0-45-generic N/A
linux-firmware 1.187.3
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/13/2018
dmi.bios.vendor: LENOVO
dmi.bios.version: 8KCN16WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0K13455 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 330-14IKB
dmi.modalias:
dmi:bvnLENOVO:bvr8KCN16WW:bd04/13/2018:svnLENOVO:pn81G2:pvrLenovoideapad330-14IKB:rvnLENOVO:rnLNVNB161216:rvrSDK0K13455WIN:cvnLENOVO:ct10:cvrLenovoideapad330-14IKB:
dmi.product.family: ideapad 330-14IKB
dmi.product.name: 81G2
dmi.product.sku: LENOVO_MT_81G2_BU_idea_FM_ideapad 330-14IKB
dmi.product.version: Lenovo ideapad 330-14IKB
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
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https://bugs.launchpad.net/bugs/1894355
Title:
Ubuntu 20.04 Microphone Background Noise
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