[Dell XPS420, SigmaTel STAC9227, Green Line Out, Rear] No sound at all

[dbozec]

No sound since using volume key on keyboard

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: alsa-base 1.0.25+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-26.41-generic-pae 3.2.19
Uname: Linux 3.2.0-26-generic-pae i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu11
Architecture: i386
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: dbozec 2435 F.... pulseaudio
 /dev/snd/controlC0: dbozec 2299 F.... volumeicon
                      dbozec 2435 F.... pulseaudio
 /dev/snd/pcmC0D0p: dbozec 2435 F...m pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xfebdc000 irq 46'
   Mixer name : 'SigmaTel STAC9227'
   Components : 'HDA:83847618,10280215,00100201'
   Controls : 35
   Simple ctrls : 22
Card1.Amixer.info:
 Card hw:1 'HDMI'/'HDA ATI HDMI at 0xfe9ec000 irq 47'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100000'
   Controls : 6
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Fri Jul 20 11:17:25 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
PackageArchitecture: all
ProcEnviron:
 SHELL=/bin/bash
 TERM=xterm
 PATH=(custom, user)
 LANG=fr_FR.UTF-8
 LANGUAGE=
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Intel failed
Symptom_Card: Audio intégré - HDA Intel
Symptom_DevicesInUse:
 2435 2299 2435 2435/dev/snd/controlC1: dbozec F.... pulseaudio
 /dev/snd/controlC0: dbozec F.... volumeicon
                      dbozec F.... pulseaudio
 /dev/snd/pcmC0D0p: dbozec F...m pulseaudio
Symptom_Jack: Green Line Out, Rear
Symptom_Type: No sound at all
Title: [Dell XPS420, SigmaTel STAC9227, Green Line Out, Rear] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/27/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A04
dmi.board.name: 0TP406
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 7
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA04:bd03/27/2008:svnDellInc.:pnDellXPS420:pvr:rvnDellInc.:rn0TP406:rvr:cvnDellInc.:ct7:cvr:
dmi.product.name: Dell XPS420
dmi.sys.vendor: Dell Inc.
mtime.conffile..etc.modprobe.d.alsa.base.conf: 2012-05-30T15:03:08.656144

[Raymond (superquad-vortex2)]

how many analog audio jacks at the rear panel ?

does it support 7.1 channels ?

post the output of alsa-info.sh

[Marcus Tomlinson (marcustomlinson)]

This release of Ubuntu is no longer receiving maintenance updates. If this is still an issue on a maintained version of Ubuntu please let us know.

[Launchpad Janitor (janitor)]

[Expired for alsa-driver (Ubuntu) because there has been no activity for 60 days.]