The Advanced Linux Sound Architecture (ALSA) provides audio and MIDI functionality to the Linux operating system.

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7
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6answers
10k views

Audio stopped working suddenly in 12.04

My audio is no longer working in Xubuntu 12.04 after working fine for about a year. This happened right after visiting the following website and installing an audio browser application to upload ...
0
votes
1answer
244 views

No sound over pulseaudio in 12.04

I today rebooted computer and suddenly had no sound over pulse audio. When I test sound in Sound Settings it works perfectly. But when I run totem, rhythmbox, flash or anything else there is no sound. ...
3
votes
1answer
1k views

How to configure 5.1 Audio system for Realtek ALC861 sound card in UBUNTU 12.04?

I have already installed GNOME ALSA MIXER on Ubuntu. I did set all the parameters correctly. In Hardware settings, in the "choose a device to configure" section, it appeared as "Built in Audio - 1 ...
0
votes
1answer
366 views

What changed with timidity, alsa and jack in 11.10?

I (just) upgraded from 11.4 to 11.10 and noticed some differences in the behavior of timidity. I used to (11.4) exectute >timidity midifile.midi without running jackd, and thus using alsa (or ...
4
votes
2answers
2k views

Ubuntu sound volume is 40% lower than in Windows

I have 2x 2.1 speakers connected to the computer where I have Ubuntu 12.04 installed. On the software side I've set all the volume controls to 100% with the alsamixer program. The speakers have ...
1
vote
3answers
774 views

SUDO and sound, how to make them work together

Basically inside a sudo session, even one emulating another none root user (sudo -u username command) there is no sound available. Inside a sudo session sound appears disabled. I need sound, how do ...
4
votes
3answers
3k 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
1answer
2k views

How to switch between headphones and speakers manually

I have an ASUS G60JX laptop with 12.04 installed. The laptop has the sound jack broken (the jack thinks that there are always headphones plugged in, even though there is nothing. So I can hear the ...
0
votes
2answers
587 views

Low sound issues on HP p7-1227c PC using IDT 92HD73E1X5 chip

Anyone else ever encountered issues with low sound? Installed a fresh new install of ubuntu 12.04 x64 alongside Win7. Everything runs great except for the sound. Computer is a hp pavilion ...
2
votes
0answers
444 views

How to make external microphone default?

My laptop's internal microphone is broken and I use only the external one. However, each time I switch the computer on, I have to change it from internal to external in command-line alsamixer or ...
2
votes
0answers
392 views

Audio glitches occur randomly

Audio in media files randomly glitches and sometimes repeats for 1-2 seconds and then continues playing normally. These glitches seemingly happen at random times and don't recur in the same part of ...
0
votes
1answer
512 views

Alsamixer missing controls after upgrade from 10.04 to 12.04

We previously loaded Ubuntu 10.04 on our Q7 intel platform + custom hardware that uses the Intel HDA sound card. Sound worked well. We changed to 12.04 yesterday and have output (speaker) sound, but ...
2
votes
0answers
29 views

Pulseaudio not responding, every program that tries to access it freezes [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? I recently installed 12.04 (32-bit) on a new PC build (ASUS Sabertooth-Z77 motherboard with Realtek ALC892 audio chipset). I have ...
2
votes
3answers
1k views

ALSA does not see sound cards after restoring previous HOME

I have trouble with sound on a fresh installation of 12.04. I have just installed a new graphics card and with that, I decided to install 12.04 from scratch. Previously, the computer ran 11.04 and I ...
6
votes
2answers
8k views

Sound Settings is missing all output devices [duplicate]

Possible Duplicate: My sound stopped working today, how can I fix it? I'm baffled by this discrepancy: This speaker test is successful: speaker-test -c 6 -D 'surround51:CARD=PCH,DEV=0' ...
1
vote
1answer
931 views

Sound through headphones is crackling/popping

The sound through my speakers is fine, however it cracks/popples when played through my headphones. While looking for a solution, I found this. I tested this by unplugging my headphones, plugging them ...
0
votes
1answer
109 views

Skype voice repetition

I use Skype 4 with ALSA. People tell me that they hear my voice twice (voice and the echo of it). To make it clear, I don't hear my voice from the speakers. It is Skype which sends my voice ...
1
vote
1answer
744 views

AspireOne 722, cant use external mic: mic receive sound from output! [closed]

I own an Acer AspireOne722 AMD C-60 APU 2Gb RAM HD6290 Conexant CX20588 sound card. I use Ubuntu 12.04LTS Output is perfect: both speakers and headphones work fine. I have troubles with input: the ...
0
votes
1answer
1k views

Sound Troubles with 12.04 on Dell Latitude D420

When upgrading from 10.04 to 12.04 sound playback with internal speakers stopped working on my Dell Latitude D420 laptop. Before the upgrade I'd had intermittent problems with sound, mostly with ...
1
vote
3answers
6k views

12.04 - How to update ALSA driver to 1.0.25

I have a relatively new Intel "Ultrabook", the HP Envy Spectre XT. It has the IDT 92HD99 sound card. Support for this was added to ALSA 1.0.25 based on this changelog: ...
1
vote
1answer
1k views

Analog stereo out on speakers and headphones

this sounds like a pretty dumb question but how can I get audio output on headphones and speakers? My motherboard is GA-G41M-Combo and doesn't seem to have any digital audio out, but 3 miniplugs ...
1
vote
1answer
2k views

How to switch back and forth between pulseaudio+alsa and alsa only?

I prefer using alsa only while I make screencast and do skype. Other times, I use pulseaudio/alsa. Is there a quick and easy way to switch between these two states on Ubuntu 12.04 desktop?
3
votes
2answers
4k views

How to add microphone audio into avconv's video in x11grab mode?

I want to create some screencast, I am using avconv (recent ffmpeg counterpart) for doing so. This is the reference for command I used. I also referred the avconv manual pages. Due to some reason I ...
3
votes
2answers
8k views

Sound card selection

I'm looking for a way to select sound card in Lubuntu 12.04 without installing any additional packages like xfce4-mixer (with all of its dependencies). Is there a way to interactively select a sound ...
0
votes
1answer
403 views

Only two audio channels work on an Acer 4830T [duplicate]

Possible Duplicate: 2 channel sound when 5.1 is expected I have been trying to get the Surround sound working on my laptop for a couple of hours now. I have the Acter TimelineX 4830T, and I ...
1
vote
1answer
1k views

Intermittent Buzz / HDMI Audio

I have a HTPC with a ASUS P7H57D-V EVO motherboard and an i5 processor/GPU. I am using HDMI audio out to a Panasonic TV. HTPC is running Ubuntu 12.04 LTS with MythTV 0.25. In most applications I get ...
1
vote
1answer
4k views

Hard Resetting alsa Configuration?

I just made mess with alsa mixer this is why i made this mess . is there any way so that i can reset my sound configuration and at least my system speaker and heafones don't work at same time . or ...
0
votes
1answer
226 views

Issues with sound when running program as different user than login-user

I aliased google-chrome and whitelisted myself in sudoers so now when I type sudo chrome it runs sudo -u chromeuser -i google-chrome &. (For reasons outlined below) Since all other users besides ...
1
vote
3answers
803 views

How can I control the volume of the line-in input + normal output at the same time?

I have a sound source connected via line-in to my computer. But when I change the master volume, only the volume of sounds being played on the computer (e.g. media, alerts, etc.) changes; the output ...
1
vote
2answers
581 views

External USB audio interface has weird noises

I have an E-MU tracker pre USB 2.0 connected to a USB hub. It works perfectly in Windows XP on the exact same computer, but has weird noises in Ubuntu 11.10. While being turned on, the system can ...
2
votes
1answer
10k views

How do I install new Intel HDA sound drivers?

In certain cases I might have an older kernel or release of Ubuntu where my sound driver might be too old or buggy, how can I get updated sound drivers for my built in Intel Audio chip?
0
votes
1answer
723 views

Boss GT-100 on Ubuntu 12.04

I wish to use BOSS GT-100 for recording some sound in Ubuntu 12.04. When I connect this device via usb and power it on, I see it in lsusb, but it seems that it is not recognized to be an audio device. ...
0
votes
1answer
1k views

No sound ubuntu 12.04, Tried everything

I've tried to find a solution to this but haven't been able to yet. I'm using ubuntu 12.04 installing using wubi installer. I have no audio. I can see the sound icon on the bar on top and interact ...
9
votes
2answers
18k views

Ubuntu 12.04: Replacing pulseaudio with Alsa?

Because of skype sound issues I was told to replace pulseaudio with alsa. I only found a solution for Ubuntu 10.10. Does this still work for Ubuntu 12.04 Precise Pangolin? Or does it still not make ...
0
votes
1answer
304 views

Fresh install of Ubuntu 12.04 via Wubi, no sound. Any help?

As the title says, I just installed Ubuntu 12.04 on my laptop using wubi, and I have no sound. $ pavucontrol shows sound playing, but nothing is coming out through speakers or headphones. You can ...
0
votes
1answer
1k views

Why can't I get sound through HDMI with nVidia GTX580

I've just installed the newest version of ALSA and my NVIDIA device showed up in the gnome-volume-control. I can't actually get any sound on the TV though. When searching around it seems the solution ...
2
votes
0answers
762 views

No sound on new gaming PC

Well, as you can probably tell by the title, I have no sound. I recently built a new gaming PC, and installed 12.04 onto it. Obviously, I have ALSA and PulseAudio installed, but I don't have ...
0
votes
1answer
1k views

Ubuntu 12.04 microphone Acer Aspire One 150

The microphone was set to 0db according to alsamixer. I had trouble seeing how to set to a sensible level. Then I found how to set it but, but the microphone is still not working.
0
votes
1answer
722 views

ubuntu 12.04 usb audio card roland duo-capture not recognized

I need high quality usb audio card for ubuntu 12.04 PCs so I bought Roland Duo-Capture which is very promising. the problem is that with: cat /proc/asound/cards I can see only the integrated audio ...
3
votes
2answers
5k views

How do I select a default sound card with alsa?

I wish to select a default sound card, or disable all others, in order to have the correct one selected after suspend.
4
votes
1answer
375 views

What is the differences between Ubuntu existing kernel vs rt kernel?

What is the differences between Ubuntu existing general kernel of 11.10 vs so called linux rt kernel? does audio delay depends on general kernel vs rt kernel? Where some audio capture looks like it ...
0
votes
1answer
4k views

Multiple Audio Issues

I am having issues with my audio on Ubuntu 12.04, I will try and give as much detail as possible so sorry if there's too much detail. The Problem Audio plays from both speakers and headphone ...
1
vote
1answer
175 views

How can I have sound output before logging in?

I have a machine (Ubuntu 11.10) that I would like to have it play audio (typically through an amplifier), but the machine should be headless (where its final placement will be). I will control what is ...
0
votes
1answer
363 views

QJackCtl - Alsa Unknown driver

Here's my problem : I just have installed QJackCtl on my Ubuntu 12.04 and when I start Jack I got this issue : 12:01:22.769 /usr/local/bin/jackd -dalsa -dhw:0 -r44100 -p1024 -n3 -i1 -o2 Cannot ...
2
votes
1answer
1k views

No sound from headphones on Samsung Series 7 Chronos ( NP700Z5a )

I know it's an old question, but I've gone through the FAQs on Ubuntu.com and can't find the solution. Speakers work fine - ie if I go to System Settings > Sound, the tests sound. As soon as I plug ...
4
votes
2answers
4k views

How do you use both Pulse Audio and Alsa?

Can someone explain the relationship between the different sound components and if they all need to be installed in order to get sound? For example, I have one called "Playback: ... (PulseAudio ...
2
votes
3answers
3k views

No soundcard found 12.04 after kernel update

After newest kernel update I have lost my sound card. There is only sound via USB adapter. My headphones or speakers are working only through this device. The sound setting widget doesn't show any ...
0
votes
1answer
233 views

Alsamixer is not loaded

How do I load alsamixer? How do I know if I am added to audio group? I am really new to the whole command line so be as specific as possible please.
3
votes
3answers
1k views

Amnesia doesn't start due to audio problems

I have a problem with amnesia game. After Intro and clicking continue button few times, when game is supposed to start it crashes. Here is console output: ALSA lib pcm_dmix.c:1018:(snd_pcm_dmix_open) ...
1
vote
1answer
462 views

Intermittent sound on an Medion Akoya S5610

The sound on my machine (Medion Akoya S5610) works intermittently. If I reboot enough times I do get sound. This happened before I upgraded, when running Oneiric too. I have fiddled around with ...