manjaro 揚聲器有聲，耳機無聲的解決方案

manjaro 揚聲器有聲，耳機無聲的解決方案

出現問題的機器的相關參數

聲卡和數字音頻設備

[who@xxx-pc ~]$  aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC269VC Analog [ALC269VC Analog]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC269VC Digital [ALC269VC 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
card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

上面的顯示的信息只有一塊聲卡card0,以及兩個輸出的音頻設備 device 0是耳機孔，device1是外放

alsa版本

[who@xxx-pc ~]$  alsactl -v
alsactl version 1.1.7

內核版本

Linux xxx 4.19.2-1-MANJARO #1 SMP PREEMPT Tue Nov 13 22:35:25 UTC 2018 x86_64 GNU/Linux

加載的模塊

[who@xxx ~]$ cat /proc/asound/modules 
 0 snd_hda_intel

加載的內核模塊

[who@xxx ~]$ lsmod | grep snd
snd_hda_codec_hdmi     57344  1
snd_hda_codec_realtek   110592  1
snd_hda_codec_generic    86016  1 snd_hda_codec_realtek
snd_hda_intel          45056  8
snd_hda_codec         151552  4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek
snd_hda_core           94208  5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hwdep              16384  1 snd_hda_codec
snd_pcm               131072  5 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_timer              36864  1 snd_pcm
snd                    98304  23 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_pcm
soundcore              16384  1 snd

最終問題的解決方案：

在文件/etc/modprobe.d/alsa-base.conf中加入options snd-hda-intel model=auto解決。

參考資料

1. https://wiki.archlinux.org/index.php/Advanced_Linux_Sound_Architecture_(簡體中文)#Intel_板載聲卡耳機無聲
2. http://forum.ubuntu.org.cn/viewtopic.php?t=334193
3. https://blog.csdn.net/ldl22847/article/details/8616921

希望我遇到的問題以及解決方案對你有幫助