安装hd audio问题，求救～！！！！装了 fc9，没声音，声卡是集成的 realtek ALC888。Ich8内建的那种。
下面是一些命令结果：
[root@host]# lsmod|grep snd
snd_hda_intel 328828 2
snd_seq_oss 31388 0
snd_seq_midi_event 9728 1 snd_seq_oss
snd_seq 46248 4 snd_seq_oss,snd_seq_midi_event
snd_seq_device 10252 2 snd_seq_oss,snd_seq
snd_pcm_oss 36640 0
snd_mixer_oss 16768 1 snd_pcm_oss
snd_pcm 62852 2 snd_hda_intel,snd_pcm_oss
snd_timer 21128 2 snd_seq,snd_pcm
snd_page_alloc 11272 2 snd_hda_intel,snd_pcm
snd_hwdep 10500 1 snd_hda_intel
snd 47160 13 snd_hda_intel,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_hwdep
soundcore 9416 1 snd
======================================================================================
[root@host]# cat /etc/modprobe.d/sound
alias snd-card-0 snd-hda-intel
alias sound-slot-0 snd-hda-intel
======================================================================================
X下声音控制哪个小喇叭没有划叉，是好的.
======================================================================================
[root@host]# uname -a
Linux heguolin 2.6.25.4 #1 SMP Wed Jun 18 20:48:00 CST 2008 i686 i686 i386 GNU/Linux
====================================================================================
[root@host]# modinfo snd
filename: /lib/modules/2.6.25.4/kernel/sound/acore/snd.ko
alias: char-major-116-*
license: GPL
description: Advanced Linux Sound Architecture driver for soundcards.
author: Jaroslav Kysela <perex@perex.cz>
srcversion: AECEDF590C0C1C874A7AC89
depends: soundcore
vermagic: 2.6.25.4 SMP mod_unload 686 4KSTACKS
parm: slots:Module names assigned to the slots. (array of charp)
parm: major:Major # for sound driver. (int)
parm: cards_limit:Count of auto-loadable soundcards. (int)
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反正死活没声音，清大侠帮忙