Public bug reported:
The Right speaker also does not work on some devices plugged into this
computer through the headphone slot. I believe this is a driver problem,
but I am not certian.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: alsa-base 1.0.25+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic x86_64
NonfreeKernelModules: wl
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC272X Analog [ALC272X Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: gabe 1677 F.... pulseaudio
gabe 5222 F.... alsamixer
/dev/snd/pcmC0D0c: gabe 1677 F...m pulseaudio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xb4400000 irq 43'
Mixer name : 'Intel IbexPeak HDMI'
Components : 'HDA:10ec0272,10250487,00100001
HDA:80862804,80860101,00100000'
Controls : 27
Simple ctrls : 13
Date: Tue May 1 20:58:13 2012
PackageArchitecture: all
ProcEnviron:
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Intel failed
Symptom_Card: Built-in Audio - HDA Intel
Symptom_Jack: Speaker, Internal
Symptom_Type: Only some of outputs are working
Title: [Aspire 5742, Realtek ALC272X, Speaker, Internal] Playback problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/19/2010
dmi.bios.vendor: Acer
dmi.bios.version: V1.01
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Aspire 5742
dmi.board.vendor: Acer
dmi.board.version: V1.01
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.01
dmi.modalias:
dmi:bvnAcer:bvrV1.01:bd07/19/2010:svnAcer:pnAspire5742:pvrV1.01:rvnAcer:rnAspire5742:rvrV1.01:cvnAcer:ct10:cvrV1.01:
dmi.product.name: Aspire 5742
dmi.product.version: V1.01
dmi.sys.vendor: Acer
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise
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https://bugs.launchpad.net/bugs/992987
Title:
[Aspire 5742, Realtek ALC272X, Speaker, Internal] Playback problem...
The Left speaker works, but the right speaker does not play sound.
This computer also runns on Microsoft Windows 7, and there both
speakers work
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