0
votes
1answer
352 views

Ubuntu 12.04 - No sound - HELP!

I'm panicking... my sound stopped working after I tried to set-up my notebook speakers, plus two headphone jacks... My idea was to multichannel the sound to 3 channels, built-in speakers, and ...
0
votes
0answers
235 views

Input device of combined audio jack not recognized anymore

I'm running Ubuntu 12.04 on a Lenovo T420. This laptop has a combined audio jack for sound in/output. Connecting my headset via a splitter adapter to the laptop results in the sound being played ...
1
vote
0answers
218 views

Missing `dev/audio`

I recently installed ubuntu 12.04, and while trying to use a program (dsd if anyone is curious) it became apparent that dev/audio does not exist. I do have a sound device installed as seen by lscpi ...
4
votes
3answers
2k views

Lots of static/crackling noises after ALSA HDA DKMS installation

I am using a Samsung Chronos 7 laptop with the following sound setup: $ head -n 1 /proc/asound/card0/codec* ==> /proc/asound/card0/codec#0 <== Codec: Realtek ALC269VC ==> ...
1
vote
0answers
738 views

No audio duplex option in sound options in 12.04 on Vaio VPCS131FD [closed]

I recently did a clean install of Ubuntu 12.04 on a Sony Vaio VPCS131FD. Yet the audio duplex option is missing on my sound option and the computer no longer does jack detection. And I think the sound ...
3
votes
1answer
509 views

My headphone jack stopped working when I upgraded to 12.04 [closed]

I usually run sound from my laptop through my headphone jack into a mixer so I can listen to music through my big PA speakers. The moment I upgraded the OS, however, it stopped working when plugged ...
2
votes
1answer
4k views

Headphone and built in speaker working together in Ubuntu 12.04 [duplicate]

Possible Duplicate: Sound comes out of my speakers even when headphones are plugged in If I connect my head phone to my laptop it doesn't stop my laptop built in speaker. Headphone works ...