Public bug reported:

An external mic works fine. But internal mic is not working. This is a
HP 6710b laptop.

lshw -class multimedia
  *-multimedia
       description: Audio device
       product: 82801H (ICH8 Family) HD Audio Controller
       vendor: Intel Corporation
       physical id: 1b
       bus info: p...@0000:00:1b.0
       version: 03
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list
       configuration: driver=HDA Intel latency=0
       resources: irq:30 memory:e4804000-e4807fff

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: alsa-base 1.0.23+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.34-3.10-generic 2.6.34
Uname: Linux 2.6.34-3-generic i686
NonfreeKernelModules: wl
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.22.1.
AplayDevices:
 **** List of PLAYBACK Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
   Subdevices: 0/1
   Subdevice #0: subdevice #0
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  ila        1464 F.... pulseaudio
 /dev/snd/pcmC0D0p:   ila        1464 F...m pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xe4804000 irq 30'
   Mixer name   : 'Analog Devices AD1981'
   Components   : 'HDA:11d41981,103c30c0,00100200 
HDA:11c11040,103c1378,00100200'
   Controls      : 11
   Simple ctrls  : 9
Date: Sun May 23 23:25:44 2010
PackageArchitecture: all
ProcEnviron:
 LANG=en_IN
 SHELL=/bin/bash
SelectedCard: 0 Intel HDA-Intel - HDA Intel
SourcePackage: alsa-driver
Symptom: audio
Title: [Analog Devices AD1981] Recording problem
dmi.bios.date: 01/15/2009
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68DDU Ver. F.15
dmi.board.name: 30C0
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 71.2E
dmi.chassis.asset.tag: CNU#####K7
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: 
dmi:bvnHewlett-Packard:bvr68DDUVer.F.15:bd01/15/2009:svnHewlett-Packard:pnHPCompaq6710b(FP643PA#ACJ):pvrF.15:rvnHewlett-Packard:rn30C0:rvrKBCVersion71.2E:cvnHewlett-Packard:ct10:cvr:
dmi.product.name: HP Compaq 6710b (FP643PA#ACJ)
dmi.product.version: F.15
dmi.sys.vendor: Hewlett-Packard

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


** Tags: apport-bug i386 maverick

-- 
[Analog Devices AD1981] Recording problem with internal mic
https://bugs.launchpad.net/bugs/584670
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