这肯定是软件问题(可能与内核有关)。因为我曾尝试在同一台机器上运行实时 USB 操作系统,而且声音播放正常。
其次,它可以检测内置声卡。
$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC3220 Analog [ALC3220 Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
可以通过 lspci 找到它
$ lspci | grep -i audio
00:1b.0 Audio device: Intel Corporation C610/X99 series chipset HD Audio Controller (rev 05)
03:00.1 Audio device: NVIDIA Corporation Device 0fbc (rev a1)
$ lspci -vv -s 00:1b.0
00:1b.0 Audio device: Intel Corporation C610/X99 series chipset HD Audio Controller (rev 05)
Subsystem: Dell C610/X99 series chipset HD Audio Controller
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 32
Region 0: Memory at f7130000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
我还检查了 pavucontrol 并且它输出 帕武控制 和声音控制 声音
我尝试重新安装 alsa、pulseaudio、内核,甚至更新到另一个内核,但仍然没有任何成功。
答案1
我在 acer aspire e15 笔记本电脑上使用 Ubuntu 16.04 时也遇到了同样的问题。有人建议我升级到 18.04,结果成功了!