升级到 Xubuntu 14.04 后没有声音

升级到 Xubuntu 14.04 后没有声音

升级到 14.04 后,我什么都听不到了。基本故障排除看起来不错,但aplay /usr/share/sounds/alsa/Front_Center.wav什么也听不到。

# lspci -v | grep -A7 -i "audio"
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)

    Subsystem: Lenovo Device 21f6
    Flags: bus master, fast devsel, latency 0, IRQ 48
    Memory at f2630000 (64-bit, non-prefetchable) [size=16K]
    Capabilities: [50] Power Management version 2
    Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
    Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
    Capabilities: [100] Virtual Channel
root@W530:/home/ufriebe# aplay -l
**** Liste der Hardware-Geräte (PLAYBACK) ****
Karte 0: PCH [HDA Intel PCH], Gerät 0: ALC269VC Analog [ALC269VC Analog]
  Sub-Geräte: 1/1
  Sub-Gerät #0: subdevice #0

#aplay -l
**** Liste der Hardware-Geräte (PLAYBACK) ****
Karte 0: PCH [HDA Intel PCH], Gerät 0: ALC269VC Analog [ALC269VC Analog]
  Sub-Geräte: 1/1
  Sub-Gerät #0: subdevice #0

答案1

我在“pavucontrol”的帮助下修复了这个问题。由于某些原因,配置->内部音频被设置为“虚拟设备”。我将配置改回“模拟立体声双工”。现在扬声器和耳机又可以正常工作了。这个链接真的很有帮助: https://help.ubuntu.com/community/SoundTroubleshooting

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