没有耳机声音(Ubuntu 16.04)

没有耳机声音(Ubuntu 16.04)

一切正常。Ubuntu 16.04 可以检测到耳机插入情况,但耳机中却没有声音。

$ aplay- l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CA0132 Analog [CA0132 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: CA0132 Digital [CA0132 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
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

我的笔记本电脑有一个数字输出(光纤)和一个模拟输出(插孔)。我没有测试光纤输出。有什么提示吗?耳机声音在 Ubuntu 14.04 上工作正常,但我记不清我做了什么。

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