touch-packages team mailing list archive

[Sundar Joshi <sundarjoshi@xxxxxxxxxxxxx>]

This is also happening to me, 14.04 with 3.13.0-53-generic kernel.

Output from  $ pacmd list-sinks attached.


I can hear sound, and the left/right channels work correctly, but any sound that comes through is crackling/robotic. I have the FiiO E17K connected via USB.

** Attachment added: "pacmd output"
   https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1348912/+attachment/4409313/+files/pacmd.txt

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https://bugs.launchpad.net/bugs/1348912

Title:
  [USB-Audio - FiiO USB DAC-E17, playback] crackling and distorted sound

Status in alsa-driver package in Ubuntu:
  Confirmed

Bug description:
  USB sound card worked fine until I installed software package updates.
  Not sure which one.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu4
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  matthew    2924 F.... pulseaudio
   /dev/snd/controlC1:  matthew    2924 F.... pulseaudio
   /dev/snd/controlC0:  matthew    2924 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Sat Jul 26 07:14:23 2014
  InstallationDate: Installed on 2014-05-01 (85 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  PackageArchitecture: all
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:DACE17 failed
  Symptom_Card: FiiO USB DAC-E17 - FiiO USB DAC-E17
  Symptom_Type: Underruns, dropouts, or "crackling" sound
  Title: [USB-Audio - FiiO USB DAC-E17, playback] Underruns, dropouts or crackling sound
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/13/2013
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: F11a
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Z77-DS3H
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: x.x
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF11a:bd11/13/2013:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnZ77-DS3H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.name: To be filled by O.E.M.
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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