Public bug reported:

My internal mic is not working with ubuntu 9.10 Karmic.
In the sound preferences, Input tab it shows device name for sound input 
"Internal Audio Analog Stereo" and in the connector drop down menu i have Mic 
1, Mic 2 and line 3. None of them are working.

ProblemType: Bug
AplayDevices:
 **** List of PLAYBACK Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  kiran      3539 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0x96800000 irq 22'
   Mixer name   : 'Realtek ALC262'
   Components   : 'HDA:10ec0262,104d3200,00100302 
HDA:14f12c06,104d1700,00100000'
   Controls      : 18
   Simple ctrls  : 11
CheckboxCommand: alsa_record_playback
CheckboxData: My internal mic is not working, i cannot hear anything. I changed 
the default devices and tried it with all 3 of them Mic 1, Mic 2 and line in.
CheckboxDescription:
 Open the volume control application by right-clicking on the speaker icon in 
the panel and selecting "Sound Preferences".  Select the "Input" tab and choose 
any alternate (non-default) device(s).  Select the "Output" tab and choose any 
alternate (non-default) device(s).  When you are done, click the Test button, 
then speak into the microphone. After a few seconds, your speech will be played 
back to you.
 
 Did you hear your speech played back?
CheckboxTest: alsa_record_playback_alternates
Date: Wed Nov  4 21:41:59 2009
DistroRelease: Ubuntu 9.10
Package: alsa-base 1.0.20+dfsg-1ubuntu5
PackageArchitecture: all
ProcEnviron:
 SHELL=/bin/bash
 LANG=en_IN
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
SourcePackage: alsa-driver
Tags: checkbox-bug
Uname: Linux 2.6.31-14-generic i686

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


** Tags: apport-bug checkbox-bug i386

-- 
Internal microphone not working in Sony Vaio VGN-CS14G
https://bugs.launchpad.net/bugs/474786
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