ALC 622声卡的前面板，后面板MIC不起作用。请帮助。

emilio

我的声卡是ALC 662,怎么重新编译了ALSA，还是不能用MIC？有谁可以帮帮我？

$ lsmod|grep hda
snd_hda_intel 293920 4
snd_pcm 80772 3 snd_hda_intel,snd_pcm_oss
snd_page_alloc 11784 2 snd_hda_intel,snd_pcm
snd_hwdep 10756 1 snd_hda_intel
snd 57348 15 snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_hwdep,snd_seq_oss,snd_seq,snd_timer,snd_seq_device

$ modinfo soundcore
filename: /lib/modules/2.6.22-14-rt/kernel/sound/soundcore.ko
alias: char-major-14-*
license: GPL
author: Alan Cox
description: Core sound module
srcversion: 548AA54AF08207316C104F8
depends:
vermagic: 2.6.22-14-rt SMP preempt mod_unload 586 REGPARM

/etc/modprobe.d/sound:

# ALSA portion
alias char-major-116 snd
alias snd-card-0 snd-hda-intel
options snd-hda-intel position_fix=1 model=auto
# OSS/Free portion
alias char-major-14 soundcore
alias sound-slot-0 snd-card-0

# card #1
alias sound-service-0-0 snd-mixer-oss
alias sound-service-0-1 snd-seq-oss
alias sound-service-0-3 snd-pcm-oss
alias sound-service-0-8 snd-seq-oss
alias sound-service-0-12 snd-pcm-oss

options snd-hda-intel position_fix=1 model=auto

/etc/modprobe.d/alsa-base 已经改名为 alsa-base~。

请各位帮助啊！想和同事在SKYPE上语音，怎么弄都不成。
:help