[Realtek ALC269] Recording problem, internal mic dead, use to work, works on windoze

in Sound Preferences:Input, there is no internal mic input level. Toshiba Satellite A665. Used to work, not sure what happened.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: alsa-base 1.0.22.1+dfsg-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.32-27.49-generic 2.6.32.26+drm33.12
Uname: Linux 2.6.32-27-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: kelly 1545 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xd5700000 irq 22'
   Mixer name : 'Intel G45 DEVIBX'
   Components : 'HDA:10ec0269,1179fd38,00100100 HDA:80862804,1179ff00,00100000'
   Controls : 17
   Simple ctrls : 9
Date: Tue Jan 25 20:11:56 2011
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
PackageArchitecture: all
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SelectedCard: 0 Intel HDA-Intel - HDA Intel
SourcePackage: alsa-driver
Symptom: audio
Title: [Realtek ALC269] Recording problem
dmi.bios.date: 07/23/10
dmi.bios.vendor: TOSHIBA
dmi.bios.version: 1.60
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: NWQAA
dmi.board.vendor: TOSHIBA
dmi.board.version: 1.00
dmi.chassis.asset.tag: *
dmi.chassis.type: 9
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnTOSHIBA:bvr1.60:bd07/23/10:svnTOSHIBA:pnSatelliteA665:pvrPSAW0U-01100GB:rvnTOSHIBA:rnNWQAA:rvr1.00:cvnTOSHIBA:ct9:cvrN/A:
dmi.product.name: Satellite A665
dmi.product.version: PSAW0U-01100GB
dmi.sys.vendor: TOSHIBA