Public bug reported:
Lost sound on last update
Card is
lspci -nnk | grep -iA5 audio
00:1b.0 Audio device [0403]: Intel Corporation 7 Series/C210 Series Chipset
Family High Definition Audio Controller [8086:1e20] (rev 04)
Subsystem: Lenovo 7 Series/C210 Series Chipset Family High Definition
Audio Controller [17aa:3977]
Kernel modules: snd_hda_intel
system will not see it anymore.
Sends sound to nul
Thanks shanta
ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.8.0-34.36-generic 4.8.11
Uname: Linux 4.8.0-34-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CurrentDesktop: Unity
Date: Thu Jan 26 15:33:38 2017
InstallationDate: Installed on 2016-10-24 (94 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/04/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 5ECN91WW(V8.03)
dmi.board.asset.tag: No Asset Tag
dmi.board.name: INVALID
dmi.board.vendor: LENOVO
dmi.board.version: 31900003WIN8 STD MLT
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo IdeaPad N580
dmi.modalias:
dmi:bvnLENOVO:bvr5ECN91WW(V8.03):bd09/04/2012:svnLENOVO:pn20182:pvrLenovoIdeaPadN580:rvnLENOVO:rnINVALID:rvr31900003WIN8STDMLT:cvnLENOVO:ct10:cvrLenovoIdeaPadN580:
dmi.product.name: 20182
dmi.product.version: Lenovo IdeaPad N580
dmi.sys.vendor: LENOVO
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug yakkety
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https://bugs.launchpad.net/bugs/1659686
Title:
PCI/internal sound card not detected no sound after update
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