[Dell System XPS L502X, Realtek ALC665, Mic, Internal] No autoswitch

[Thiago Marques Viana]

Não aparecem os dispositiivos de microfone e por isso não posso alterar o volume do microfone, além de alguns programas não o reconhecerem.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: alsa-base 1.0.25+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-23.36-generic 3.2.14
Uname: Linux 3.2.0-23-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu5
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: PCH [HDA Intel PCH], device 0: ALC665 Analog [ALC665 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: thiago 1768 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'PCH'/'HDA Intel PCH at 0xf1c00000 irq 54'
   Mixer name : 'Intel CougarPoint HDMI'
   Components : 'HDA:10ec0665,1028050e,00100003 HDA:80862805,80860101,00100000'
   Controls : 32
   Simple ctrls : 14
Date: Sat Apr 21 11:52:29 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=pt_BR:pt:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=pt_BR.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Áudio embutido - HDA Intel PCH
Symptom_Jack: Mic, Internal
Symptom_Type: No auto-switch between inputs
Title: [Dell System XPS L502X, Realtek ALC665, Mic, Internal] No autoswitch
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/20/2012
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A10
dmi.board.name: 0MY6GN
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnDellInc.:bvrA10:bd02/20/2012:svnDellInc.:pnDellSystemXPSL502X:pvr:rvnDellInc.:rn0MY6GN:rvrA00:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System XPS L502X
dmi.sys.vendor: Dell Inc.