Public bug reported:

Since upgrading to Oneiric, I have no audio at all from the internal
speakers on my Thinkpad x201. The headphone socket works fine, but
unplugging the headphones simply leads back to silence.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: alsa-base 1.0.24+dfsg-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  directhex   2760 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf2520000 irq 44'
   Mixer name   : 'Intel IbexPeak HDMI'
   Components   : 'HDA:14f15069,17aa2155,00100302 
HDA:80862804,17aa21b5,00100000'
   Controls      : 12
   Simple ctrls  : 6
Card29.Amixer.info:
 Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw 
6QHT31WW-1.12'
   Mixer name   : 'ThinkPad EC 6QHT31WW-1.12'
   Components   : ''
   Controls      : 1
   Simple ctrls  : 1
Card29.Amixer.values:
 Simple mixer control 'Console',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [off]
Date: Fri Oct 14 10:23:21 2011
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Intel failed
Symptom_Card: Internal Audio - HDA Intel
Symptom_DevicesInUse:
 2760  directhex  F.... pulseaudio
    PID ACCESS COMMAND
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [3323A3G, Conexant CX20585, Speaker, Internal] No sound at all
UpgradeStatus: Upgraded to oneiric on 2011-10-12 (1 days ago)
dmi.bios.date: 10/26/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6QET61WW (1.31 )
dmi.board.name: 3323A3G
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: 
dmi:bvnLENOVO:bvr6QET61WW(1.31):bd10/26/2010:svnLENOVO:pn3323A3G:pvrThinkPadX201:rvnLENOVO:rn3323A3G:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 3323A3G
dmi.product.version: ThinkPad X201
dmi.sys.vendor: LENOVO

** Affects: alsa-driver (Ubuntu)
     Importance: Undecided
         Status: New


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

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https://bugs.launchpad.net/bugs/873990

Title:
  [3323A3G, Conexant CX20585, Speaker, Internal] No sound at all
  (headphones are fine)

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