![Ubuntu 16.04 dell 扬声器和耳机无声音](https://linux22.com/image/909231/Ubuntu%2016.04%20dell%20%E6%89%AC%E5%A3%B0%E5%99%A8%E5%92%8C%E8%80%B3%E6%9C%BA%E6%97%A0%E5%A3%B0%E9%9F%B3.png)
我无法从扬声器或耳机中听到笔记本电脑的任何声音。
我尝试了网上的很多方法,但都没有成功。当我启动第一个系统时,Ubuntu 的音频播放了,所以我可以确认扬声器正常工作。你能帮我解决这个问题吗?
编辑1:结果pactl info
Server String: unix:/run/user/1001/pulse/native
Library Protocol Version: 30
Server Protocol Version: 30
Is Local: yes
Client Index: 13
Tile Size: 65472
User Name: pradeep
Host Name: pradeep-Vostro-15-3568
Server Name: pulseaudio
Server Version: 8.0
Default Sample Specification: s16le 2ch 44100Hz
Default Channel Map: front-left,front-right
Default Sink: alsa_output.pci-0000_00_1f.3.analog-stereo
Default Source: alsa_input.pci-0000_00_1f.3.analog-stereo
Cookie: 69fe:8c4c
编辑2:结果sudo lsof /dev/snd/*
lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1001/gvfs
Output information may be incomplete.