Public bug reported:
I have no idea why the sound went out (assuming because I installed an
update), and no idea where the problem is. I tried a number of things
from the internet, but nothing worked. Forced a reload of alsa - no
luck. Re-installed alsa pulseaudio - no luck.
Please help! Thanks.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.19.0-43.49~14.04.1-generic 3.19.8-ckt10
Uname: Linux 3.19.0-43-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC1D0p: ben 2320 F...m pulseaudio
/dev/snd/controlC1: ben 2320 F.... pulseaudio
CurrentDesktop: Unity
Date: Thu Jan 14 14:10:05 2016
InstallationDate: Installed on 2015-09-29 (107 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [Latitude E7450, Realtek ALC3235, Speaker, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/06/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A05
dmi.board.name: 06HN6G
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA05:bd08/06/2015:svnDellInc.:pnLatitudeE7450:pvr:rvnDellInc.:rn06HN6G:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E7450
dmi.sys.vendor: Dell Inc.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug trusty
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https://bugs.launchpad.net/bugs/1534270
Title:
[Latitude E7450, Realtek ALC3235, Speaker, Internal] No sound at all.
Installed update to software, then no more sound (through headphones
or laptop)
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