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

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Increasing ALSA's buffer size

I'm trying to change ALSA's original buffer size, in order to increase it. Until now, I had no luck. I've tried to execute the commands listed in http://pastebin.com/4FibYN0U, however,I don't have ...
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1answer
56 views

Ubuntu 14.04.1 Fresh Install - No Sound

I have a fresh install of 14.04.1 on a Asus N550J and I have no sound whatsoever. I have googled and found the original culprit was because the HDMI was set to the default output, this was solved (I ...
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18 views

Cannot unmute sound in AlsaMixer

When I first installed Ubuntu I had a problem with the headphone on/off glitch. I believe I fixed that by disabling Auto-Mute in the alsamixer. Now, I have lost sound completely. This happened when I ...
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9 views

External jack microphone auto adjusting the Mic Boost in Alsamixer

I am having some quite weird problems with my external microphone auto adjusting itself to very loud volumes. It stays at the volume I've given it, but when I start speaking it goes straight to 100 at ...
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26 views

ALSA and Mednafen: No Sound

I am getting no sound in Mednafen on Linux MInt 17.1 Mate 64-bit. Relevant part of ~/.mednafen/mednafen.cfg are: ;Disable speed throttling when sound is disabled. nothrottle 0 ;Automatically save ...
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1answer
21 views

Play sound at a given volume bypassing system volume

I want Ubuntu to play an alarm sound at a given volume (say, 100%), regardless of the current master volume setting. For instance, if master volume is at 0%, I still want my alarm to play at 100%. ...
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39 views

Headphone jack gets detected but doesn't work automatically

I have bought DELL inspiron 15 with pre installed ubuntu 12.04 with no problems.But after new updates my headphone jack gets detected but sound is played through speaker.I have to manually change to ...
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48 views

no sound in headphone , ubuntu 14.04 LTS

I am using Asus X450cc. some day ago, every things work fine. To day, when i plug my headphone into computer, it does not sound although speaker work perfectly. Some body give me a solution. Thanks . ...
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17 views

How can ensure that a certain sound card device is being used

I have edited my ~/asoundrc file, after much googling and playing, in order to configure the alsa vdownmix plugin. When I run aplay -L I see my new aliases listed. surround51:CARD=CMI8738,DEV=0 ...
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58 views

No option for 5.1 Surround through HDMI even with successful speaker-test

I recently set up a new HTPC on Ubuntu 14.04 LTS and the only option for audio (that works) is HDMI / DisplayPort but there is no dropdown box for 5.1 surround sound. I did a lot of digging and after ...
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14 views

Audio clips at higher volumes

I am new to ubuntu. General information: chip: Realtek ALC883 card: HDA Nvidia Currently, I am on ubuntu 12.04. I use sennheiser HD435 on it. When I play the audio at low volume, it plays smooth, ...
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30 views

Use new 3.16 kernel alsa firewire with qjackctl

I just upgraded Ubuntu studio to 14.10 with 3.16 kernel on a 2008 MacBook because it should support a lot of new firewire audio devices natively in alsa. I plugged in my Behringer ufx1204 with its ...
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19 views

Problem with audio settings, solvable only after a series of events

I'm using version 14.04.1 LTS through WUBI on an ASUS N550JV. I've just started using it and I've only been able to learn and figure out a few things about how the OS is running and all. My problem ...
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34 views

external usb soundcard doesn't work anymore

i'm running lubuntu 14.04.1, and after an automatic update my external usb soundcard doesn't work anymore! When i run lsusb, i can see that the card as usb-device is listed. When i check the ...
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1answer
23 views

Audigy LS sound card plays static or white noise on Dell 9100 with ubuntu 14.04 LTS

I am upgrading and old Dell 9100 that came with a Dell (OEM) Audigy LS sound card and Windows XP. Everything is working OK except the sound. When you try to play a sound, all you get is static or ...
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76 views

My Sound Card Stopped Working - Message: Dummy Output

I'm using Ubuntu 14.04 LTS, and suddenly my sound stopped working! When I go to sound settings appears that my sound card is a dummy output - just like that! Use a Dell Latitude 3440 without HDMI and ...
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1answer
34 views

Enable sound for PXE Boot Client

I'm trying to follow the instruction here https://communities.vmware.com/thread/390022?start=30&tstart=0 to create a PXE boot client over PXE Server I'm able to deploy the server and the client is ...
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74 views

Sound doesn't work, can't detect built in audio card, alsa doesn't detect card

I had this problem with 14.04 but then upgraded to 14.10 hoping to get it solve but it did not. I have tried many suggestions in blogs and here but with no success. I get no sound on my computer. My ...
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1answer
244 views

Apply LADSPA plugin to input (microphone)

Similar to How can I apply a LADSPA plugin to a PulseAudio stream?, but I'm trying to apply the plugins to my source, not a sink. Basically, I want other people to hear my voice with plugins applied ...
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1answer
101 views

Updated audio mixer for 14.04+

Is there any advanced audio mixer where I can have more control of my microphones (audio input)? There's almost no options on alsamixer and the default pulseaudio mixer. Also, I can only see stereo ...
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55 views

Genius SM-Live Value 5.1 no sound in stereo Kubuntu 14.10

With this card I have no sound in stereo mode. In Pavucontrol I can see there is signal, but I can't hear any sound. I need this, because if I'm using 4.0 or higher there is no microphone. I tried all ...
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1answer
44 views

Sound not working 12.04 after update

my sound was working perfectly fine while suddenly it stopped after an update... I tried reinstalling alsamixer and stuff - did not work. When I start alsamixer, here is what i get: Also in the ...
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53 views

Can't change volume in Ubuntu 14.04

This may be a possible dublicate... Everytime I start Ubuntu or change sound settings my volume is put to 100% I can't change my volume anymore using Fn+Left/Right on the Keyboard (MSI GS70) But all ...
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1answer
103 views

startx, gui on tty7 and sound on tty 1

I just installed ubuntu minimal and fluxbox. I have installed no login manager, so after the system boots, I login in the tty1 and use the startx command to run. After that, if I open Firefox and go ...
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1answer
44 views

cant compile audio software

I tried to install an audio software (SO-KL5 synth). My distro is Ubuntu 14.04 LTS. When I try to compile the software, it says it cant find jack and ALSA header files. Where are these files? Edit ...
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29 views

Wha't kind of model I've to add in my alsa-base.conf file

I've several problem with my sound card as : No sound when the HDMI is plugged, External SubWofer and the laptop speaker didn't switch off when I plugged headphone. It's an ASUS N550LF with 14.04 ...
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1answer
49 views

“Could not initialize supporting library” while playing videos through default player in ubuntu 14.04

I have upgraded to Ubuntu 14.04LTS from 13.10. Before upgrade sound was working fine, but after that its not working.Before trying below reference sound was working only through headphone but after ...
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17 views

How to limit maximum volume on Ubuntu 14.04

Is there a way to change what Ubuntu considers to be 100% volume? I want the current 50% volume to be the maximum volume.
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1answer
31 views

Alsa, internal mic on macbook works sometimes

I've had my internal microphone working twice. I'm using simplescreenrecorder, and the internal microphone was working when the input options were set to alsa and [default] default source. So I had it ...
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1answer
59 views

USB MIDI keyboard Akai LPK, jackd

I got Akai LPK25 and I am trying to make it working on my Ubuntu. I tried to follow a tutorial http://terokarvinen.com/2014/usb-midi-keyboard-on-linux-akai-lpk25-professional, but when I run ...
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1answer
162 views

Sound not working in Ubuntu 14.04LTS after upgrading from 13.10

I have upgraded to Ubuntu 14.04LTS from 13.10. Before upgrade sound was working fine, but after that its not working. I tried solving this issue from a reference link Sound not working in Ubuntu ...
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75 views

No sound output device after disconnecting Bluetooth headset

The speakers of my laptop work fine. I can also connect my Bluetooth headset, that works equally fine. However, once I disconnect my Bluetooth headset (by turning it off), everything stops to work ...
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1answer
104 views

Troubleshooting audio for Acer Aspire E 17 (E5-771G-7868)

My system is Lubuntu 14.04.1 AMD64 Desktop: $ uname -a Linux polyphemus 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:28:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -a No LSB modules ...
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2k views

Sound not working Ubuntu 14.10 (Pulseaudio + ALSA?) FIXED!

I need some help with my audio set up: I installed 14.10 few days ago and also dicsovered eq for pulseaudio (link: http://www.webupd8.org/2013/03/install-pulseaudio-with-built-in-system.html) I ...
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1answer
122 views

Is there any way to save alsamixer settings other than alsactl store?

The root problem: for some reason, on boot, Ubuntu 14.04 disables (mutes) the S/PDIF output on my sound card. This question and its answers indicate that sudo alsactl store will store the alsamixer ...
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1answer
57 views

No sound in headphones (weird case)?

I recently switched from 14.04 to Zorin, which is based on 14.04, so any answers that you have for 14.04 would be helpful. I am experiencing a problem I also had on 14.04 - I downloaded and opened ...
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1answer
160 views

Using ALSA instead Pulseaudio and “logout” issue (14.04.1)

I have a usb dac and I would like to use ALSA instead of Pulseaudio. First, I stopped the pulseaudio permanently: echo autospawn=no > ~/.pulse/client.conf pulseaudio -k Alsamixer gets cannot ...
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28 views

Audio not working. Alsa-info attached

Out of the blue yesterday my speakers stopped working. Headphones work fine. Noone was touching the computer, so I don't suspect hardware failure (although it is possible...) I've pasted my ...
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2answers
55 views

How _else_ to debug sound problems caused by a messed up application to the entire system?

The cause I run up to date Ubuntu GNOME. From time to time (and it happened on previous versions too) I experience the problem when the sound works properly and suddenly an app (last time Audacity, ...
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1answer
35 views

“Analog Output” to DAC?

I just connected my new Rega DAC to the computer via USB, it popped up in the sound settings, and choosing it there directs sound to it just fine. What confuses me, however, is that it says "Analog ...
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1answer
151 views

How to switch between audio outputs when both headphones and speakers are connected?

I have the M5A97 motherboard, with the audio ports displayed on this picture: As you can see on the part labelled "Audio", there are 6 jacks. By default, the pink one is configured to be the ...
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1answer
37 views

Sound card vanished from sound settings

For no apparent reason the sound card is no longer visible in sound settings. Even dummy device is gone. Unsurprisingly flash produces no sound. The sound card is working as the system sounds are ...
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0answers
51 views

Setting pulseaudio's default device to analog out

I'm having problems with setting default audio out to analog output. basically i have two devices. Internal mobo sound card and graphics card with HDMI output, which have their own sound system. I ...
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1answer
232 views

Ubuntu 14.04 Sound Issue: Both Audio Channels Playing Over Only One Speaker

Looking for some help as I have already posted in numerous help forums and was still unable to resolve an issue. System Info: HP Probook 6470b (Ubuntu 14.04 LTS and Win7) Intel Corporation 7 ...
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3answers
146 views

Lubuntu USB sound card managing

I've been trying to use an old Asus EeePC901 to record and play music along with an USB M-Audio M-track-plus. I use Audacity 2.0.5. Already tried lots of Linux distros, and Lubuntu looks to be the one ...
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0answers
37 views

pulseaudio recording feedback

When I rebuild pulseaudio (need to create a plugin) I have a bad speaker.monitor. It added null samples after each stop of a aplay command? Then the microphone are not anymore synchonous. I did not ...
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0answers
44 views

Pulseaudio switching to the wrong output after plugging out headphones

I have ElementaryOS (I know, not supported by you, but the issue has nothing to do with that) running on a late 2006 MacBook. For some reason, I can see two audio channels ("Speaker" and "Speaker 1") ...
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82 views

Ubuntu Sound Problems Asus K52F

I have been trying to solve this problem for many years. I just did a clean install of Ubuntu 14.04 hoping that the problem would be fixed. Unfortunately most of the information on the Ubuntu ...
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1answer
200 views

No sound after kernel update / ubuntu 14.04 x64

I upgraded a couple of days ago to the latest kernel: uname -a Linux tirith 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:28:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Hadn't use the box much, but ...
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2answers
85 views

Sound no longer recognized after latest kernel upgrade (14.04)

This morning Software Updater showed notification of new updates. The kernel was part of the update which then required a reboot. Once I rebooted, my sound was gone and no longer recognized buy the ...