无声音，求救！

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安装了两次都没有声音。硬件检测时没声音，声音图标上也没有小红叉。
lspci -v | less后：

Audio device: Intel Corporation 82801JI (ICH10 Family) HD Audio Controller
Subsystem: ASUSTeK Computer Inc. Device 8346
Flags: bus master, fast devsel, latency 0, IRQ 22
Memory at f9ff8000 (64-bit, non-prefetchable)
Capabilities: <access denied>
Kernel driver in use: HDA Intel
Kernel modules: snd-hda-intel

怎末回事呀？高手指点下

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