Public bug reported:

After fresh installation even stereo configuration is set. From the menu
can be selected 4.0 configuration making the rear left and right
speakers work, however, front center and LFE (subwoofer) do not emit any
sound in any application. They can be only tested (and they are working
within this command) by `speaker-test -D default -c6 -twav`.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-9-generic 3.0.0-9.15
ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
NonfreeKernelModules: fglrx
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC670 Analog [ALC670 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  lukaschmela   1568 F.... pulseaudio
                      lukaschmela   3169 F.... npviewer.bin
 /dev/snd/pcmC0D0p:   lukaschmela   3169 f...m npviewer.bin
 /dev/snd/timer:      lukaschmela   3169 F.... npviewer.bin
CRDA: Error: [Errno 2] Adresář nebo soubor neexistuje
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf8600000 irq 43'
   Mixer name   : 'Realtek ALC670'
   Components   : 'HDA:10ec0670,1025038b,00100002'
   Controls      : 26
   Simple ctrls  : 15
Card1.Amixer.info:
 Card hw:1 'Generic'/'HD-Audio Generic at 0xf8120000 irq 44'
   Mixer name   : 'ATI R6xx HDMI'
   Components   : 'HDA:1002aa01,00aa0100,00100200'
   Controls      : 4
   Simple ctrls  : 1
Card1.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Fri Sep  2 20:13:29 2011
HibernationDevice: RESUME=UUID=943a0f17-f0f5-4dc8-8690-910e4a5157ff
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
MachineType: Acer Aspire 8943G
ProcEnviron:
 PATH=(custom, no user)
 LANG=cs_CZ.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-9-generic 
root=UUID=5a6c1031-1093-4c45-9e38-abbd07085899 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-3.0.0-9-generic N/A
 linux-backports-modules-3.0.0-9-generic  N/A
 linux-firmware                           1.60
SourcePackage: linux
StagingDrivers: mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/11/2010
dmi.bios.vendor: Phoenix
dmi.bios.version: V1.06
dmi.board.name: SM83-CP
dmi.board.vendor: Acer
dmi.board.version: Not Applicable
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: N/A
dmi.modalias: 
dmi:bvnPhoenix:bvrV1.06:bd08/11/2010:svnAcer:pnAspire8943G:pvrNotApplicable:rvnAcer:rnSM83-CP:rvrNotApplicable:cvnAcer:ct10:cvrN/A:
dmi.product.name: Aspire 8943G
dmi.product.version: Not Applicable
dmi.sys.vendor: Acer

** Affects: alsa-driver
     Importance: Unknown
         Status: Unknown

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Confirmed


** Tags: amd64 apport-bug oneiric running-unity staging

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/839800

Title:
  5.1 built-in surround detected as 4.0 on Acer Aspire 8943G with ALC670

To manage notifications about this bug go to:
https://bugs.launchpad.net/alsa-driver/+bug/839800/+subscriptions

-- 
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to