Public bug reported:
the only way i can get the audio to play without crackling is by turning PCM
way down, at which point the volume is almost unlistenably low, i also have a ?
posted in the questions section on launchpad:
https://answers.launchpad.net/ubuntu/+source/alsa-driver/+question/186845
any help would be greatly appreciated.
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: alsa-base 1.0.24+dfsg-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-15.26-generic 3.0.13
Uname: Linux 3.0.0-15-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC272X Analog [ALC272X Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
ApportVersion: 1.23-0ubuntu4
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC272X Analog [ALC272X Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: dw 1699 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0x58200000 irq 45'
Mixer name : 'Realtek ALC272X'
Components : 'HDA:10ec0272,10250002,00100001'
Controls : 17
Simple ctrls : 10
Date: Mon Feb 6 17:19:18 2012
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
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 successful
Symptom_Card: Internal Audio - HDA Intel
Symptom_Jack: Speaker, Internal
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [AOD255E, Realtek ALC272X, Speaker, Internal] Sound is distorted
UpgradeStatus: Upgraded to oneiric on 2011-11-12 (86 days ago)
dmi.bios.date: 02/15/2011
dmi.bios.vendor: Acer
dmi.bios.version: V3.15(DDR3)
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: JE02_PT_E
dmi.board.vendor: Acer
dmi.board.version: V3.15(DDR3)
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V3.15(DDR3)
dmi.modalias:
dmi:bvnAcer:bvrV3.15(DDR3):bd02/15/2011:svnAcer:pnAOD255E:pvrV3.15(DDR3):rvnAcer:rnJE02_PT_E:rvrV3.15(DDR3):cvnAcer:ct10:cvrV3.15(DDR3):
dmi.product.name: AOD255E
dmi.product.version: V3.15(DDR3)
dmi.sys.vendor: Acer
mtime.conffile..etc.modprobe.d.alsa.base.conf: 2012-02-06T17:15:47.252303
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 oneiric running-unity
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https://bugs.launchpad.net/bugs/927930
Title:
[AOD255E, Realtek ALC272X, Speaker, Internal] Sound is distorted,
crackling, sounds overdriven
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