Public bug reported:

no sound after few minutes

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2
Uname: Linux 3.13.0-29-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  ncssrtnvnthm   1844 F.... pulseaudio
 /dev/snd/controlC0:  ncssrtnvnthm   1844 F.... pulseaudio
 /dev/snd/pcmC0D0p:   ncssrtnvnthm   1844 F...m pulseaudio
CurrentDesktop: Unity
Date: Tue Jun 17 10:19:47 2014
InstallationDate: Installed on 2014-05-24 (23 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: Sound works for a while, then breaks
Title: [SATELLITE L750, Conexant CX20585, Speaker, Internal] fails after a while
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/26/2012
dmi.bios.vendor: INSYDE
dmi.bios.version: 3.60
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Base Board Product Name
dmi.board.vendor: Intel Corp.
dmi.board.version: Base Board Version
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: OEM Chassis Manufacturer
dmi.chassis.version: OEM Chassis Version
dmi.modalias: 
dmi:bvnINSYDE:bvr3.60:bd06/26/2012:svnTOSHIBA:pnSATELLITEL750:pvrPSK30E-02000JHU:rvnIntelCorp.:rnBaseBoardProductName:rvrBaseBoardVersion:cvnOEMChassisManufacturer:ct10:cvrOEMChassisVersion:
dmi.product.name: SATELLITE L750
dmi.product.version: PSK30E-02000JHU
dmi.sys.vendor: TOSHIBA
mtime.conffile..etc.modprobe.d.alsa.base.conf: 2014-06-17T09:56:38.909540

** Affects: alsa-driver (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug trusty

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You received this bug notification because you are a member of Desktop
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https://bugs.launchpad.net/bugs/1330867

Title:
  [SATELLITE L750, Conexant CX20585, Speaker, Internal] fails after a
  while

Status in “alsa-driver” package in Ubuntu:
  New

Bug description:
  no sound after few minutes

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu4
  ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2
  Uname: Linux 3.13.0-29-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  ncssrtnvnthm   1844 F.... pulseaudio
   /dev/snd/controlC0:  ncssrtnvnthm   1844 F.... pulseaudio
   /dev/snd/pcmC0D0p:   ncssrtnvnthm   1844 F...m pulseaudio
  CurrentDesktop: Unity
  Date: Tue Jun 17 10:19:47 2014
  InstallationDate: Installed on 2014-05-24 (23 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  PackageArchitecture: all
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_Card: Built-in Audio - HDA Intel PCH
  Symptom_Jack: Speaker, Internal
  Symptom_Type: Sound works for a while, then breaks
  Title: [SATELLITE L750, Conexant CX20585, Speaker, Internal] fails after a 
while
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 06/26/2012
  dmi.bios.vendor: INSYDE
  dmi.bios.version: 3.60
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: Base Board Product Name
  dmi.board.vendor: Intel Corp.
  dmi.board.version: Base Board Version
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: OEM Chassis Manufacturer
  dmi.chassis.version: OEM Chassis Version
  dmi.modalias: 
dmi:bvnINSYDE:bvr3.60:bd06/26/2012:svnTOSHIBA:pnSATELLITEL750:pvrPSK30E-02000JHU:rvnIntelCorp.:rnBaseBoardProductName:rvrBaseBoardVersion:cvnOEMChassisManufacturer:ct10:cvrOEMChassisVersion:
  dmi.product.name: SATELLITE L750
  dmi.product.version: PSK30E-02000JHU
  dmi.sys.vendor: TOSHIBA
  mtime.conffile..etc.modprobe.d.alsa.base.conf: 2014-06-17T09:56:38.909540

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