Public bug reported:
time after time blayback sound is broke and it sound like "digital"
noice with normaly (see example fil. Sorry for bad quality, recording
from microphone)
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.8.0-19.29-generic 3.8.8
Uname: Linux 3.8.0-19-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.9.2-0ubuntu8
Architecture: amd64
Date: Tue Apr 30 23:57:15 2013
InstallationDate: Installed on 2012-12-10 (140 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Webcam C310 - USB Device 0x46d:0x81b
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [HDA-Intel - HDA Intel PCH, playback] Sound is distorted
UpgradeStatus: Upgraded to raring on 2013-04-25 (5 days ago)
dmi.bios.date: 07/24/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V10.4
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: B75A-G43 (MS-7758)
dmi.board.vendor: MSI
dmi.board.version: 2.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.version: 2.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrV10.4:bd07/24/2012:svnMSI:pnMS-7758:pvr2.0:rvnMSI:rnB75A-G43(MS-7758):rvr2.0:cvnMSI:ct3:cvr2.0:
dmi.product.name: MS-7758
dmi.product.version: 2.0
dmi.sys.vendor: MSI
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug raring
** Attachment added: "sound example"
https://bugs.launchpad.net/bugs/1174939/+attachment/3660741/+files/2013-05-01-000921.ogg
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https://bugs.launchpad.net/bugs/1174939
Title:
[HDA-Intel - HDA Intel PCH, playback] Sound is distorted
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