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声音问题 - 未检测到输出设备

tag-icon • tag-icon 16.04 sound pulseaudio alsa
声音问题 - 未检测到输出设备

我刚刚安装了 Ubuntu 16.04，但无法让声音正常工作 - 我已经尝试了整整十个小时。我是 Linux 新手，所以任何帮助我都会很感激。这是我的声音设置的样子，没有输出，滑块是灰色的。

扬声器是内置的，耳机通过辅助电缆连接 - 两个扬声器都没有声音。不过耳机没有硬件问题，它们连接到手机时工作正常，而且我认为内置扬声器也不会出现任何硬件问题。

这

我遵循了取消 AlsaMixer 主控静音等建议，但我根本看不到它：

图片

sudo aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 10: HDMI 4 [HDMI 4]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


lspci -v | grep -A7 -i "audio"
00:1f.3 Audio device: Intel Corporation Device 9d71 (rev 21)
  Subsystem: Dell Device 0786
  Flags: bus master, fast devsel, latency 32, IRQ 16
    Memory at d5228000 (64-bit, non-prefetchable) [size=16K]
    Memory at d5200000 (64-bit, non-prefetchable) [size=64K]
    Capabilities: <access denied>
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel, snd_soc_skl

uname -r
    4.13.0-36-generic

这似乎可能是问题所在，但我不知道下一步该怎么做：

dmesg | grep snd_hda_intel
  [    3.286909] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
  [    5.166250] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
  [    8.212134] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to polling mode: last cmd=0x000f0000 
  [    9.220171] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x000f0000
  [   10.224131] snd_hda_intel 0000:00:1f.3: Codec #0 probe error; disabling it...

我的笔记本是戴尔 Vostro 5568。
感谢您的任何建议！

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