linux电脑外放没声音,求助，笔记本没有外放声音

该楼层疑似违规已被系统折叠 隐藏此楼查看此楼

$ aplay -L

null

Discard all samples (playback) or generate zero samples (capture)

pulse

PulseAudio Sound Server

default

Default ALSA Output (currently PulseAudio Sound Server)

hdmi:CARD=HDMI,DEV=0

HDA Intel HDMI, HDMI 0

HDMI Audio Output

hdmi:CARD=HDMI,DEV=1

HDA Intel HDMI, HDMI 1

HDMI Audio Output

hdmi:CARD=HDMI,DEV=2

HDA Intel HDMI, HDMI 2

HDMI Audio Output

sysdefault:CARD=PCH

HDA Intel PCH, ALC282 Analog

Default Audio Device

front:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

Front speakers

surround21:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

2.1 Surround output to Front and Subwoofer speakers

surround40:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

4.0 Surround output to Front and Rear speakers

surround41:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

4.1 Surround output to Front, Rear and Subwoofer speakers

surround50:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

5.0 Surround output to Front, Center and Rear speakers

surround51:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

5.1 Surround output to Front, Center, Rear and Subwoofer speakers

surround71:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Analog

7.1 Surround output to Front, Center, Side, Rear and Woofer speakers

iec958:CARD=PCH,DEV=0

HDA Intel PCH, ALC282 Digital

IEC958 (S/PDIF) Digital Audio Output

[liao@liao-PC ~]$

本文来自互联网用户投稿，文章观点仅代表作者本人，不代表本站立场，不承担相关法律责任。如若转载，请注明出处。 如若内容造成侵权/违法违规/事实不符，请点击【内容举报】进行投诉反馈！