Questions related to PulseAudio, the default sound server in Ubuntu, which manages all audio devices like internal and external sound cards (and therefore all speakers, microphones, headsets, etc.) through its ALSA backend.

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Lenovo M90z: No Sound after reloading Alsa (“Dummy Output”)

I have a problem which seems to be rather common, but I have not been able to solve: I recently used the command alsa force-reload (though not quite sure why) on my Lenovo ThinkCentre M90z which is ...
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9 views

Digital audio does not work

I am having problems getting S/PDIF and HDMI audio working on Ubuntu 15.04. The S/PDIF output shows up in "System Settings > Sound", but no sound is outputted. The HDMI output does not show up. I ...
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13 views

Audio through iec958 super quiet

I've tried a lot of things I can find, but nothing helps. Problem in Ubuntu 14.04: Audio plays fine through HDMI, but not through s/pdif. When I unlock and raise the left front or right front ...
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14 views

Ubuntu MATE: If no sound is playing it will automatically mute

Hi iam have Ubuntu MATE 14.04 on my Notebook, which has physical buttons for volume control (+, -, mute). Whenever plays no sound mute indicator turns red and it will play something like beep (not ...
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26 views

How to reset sound and bluetooth settings on Ubuntu 14

When I was using Ubuntu 12.04, sound with a Bluetooth headset worked perfectly. After turning on the headset, it would autoconnect and the sound manager would automatically switch to it in ...
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24 views

How do you make ubuntu play stereo sound as mono into one earbud?

I have a broken set of headphones where only the left earbud works. When listening to stereo sounds/music, I can only hear the left track. How can I make ubuntu output stereo sounds and music as ...
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14 views

HP Laptop No Sound

I have an HP Envy Touchsmart m6 Sleekbook. I am solely running Ubuntu 14.04 LTS and nothing else. I have: Memory : 8 GB Processor : Intel i5-4200U CPU @ 1.60GHz * 4 Graphics : Intel ...
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11 views

NO AUDIO BECAUSE AUDIO JACK CANNOT DETECT ANYTHING [14.10]DeskTop [duplicate]

So one day there was a power outage and it seemed to have disabled everything,my ethernet port and audio jack, i enabled my ethernet port with a command but my audio jack seems unfixable..i know sound ...
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20 views

Setting pulseaudo card for sound spekaer and bluetooth headset

I'm trying to write a script where I change outputs of my sound using shortcut key. I'm using similar for changing between hdmi and analog and also I'd like to do the same for changing between laptop ...
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1answer
33 views

laptop making popping noise

I have ubuntu installed on my laptop, but the speaker makes a popping noise (Capacitor discharge) every 10-30 second.. Im close to de soldering the speaker by now! I have tried: edit ...
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14 views

sound problem. sound setting only shows analog output, but only headphones work

i have ubuntu version 12.04. Recently i have been facing this problem where i can hear sounds only by using headphones. speakers are not working. in the sound setting , it only lists analog output ...
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1answer
13 views

Kubuntu is doing weird sound even after reboot every 15 seconds or so

I rebooted, then closed every program I could think of and I still hear repeating after around 15 seconds: Here's what it sounds like. (Minus the static, that's just the recording) Is there any way ...
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8 views

microsoft lifechat lx-3000 ubuntu microphone not working

First of all, before marking as duplicated, please know that I already tried every related question, but none of them work. I had a microsoft lifechat lx-3000 in Ubuntu and it was working perfectly. ...
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5 views

Trine, Ubuntu 14.04, no audio

I downloaded and installed Trine. The game launches, and everything seems to work, except the audio. I tried playing around with the settings on Pulse Audio Volume Control, but nothing has changed. If ...
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0answers
17 views

Stop Auto volume gain up, down

When i am using Google Chrome web browser, it use audio auto gain control. As a result the default audio volume keep getting changed from 20% to 100% or 50% and it creates a serious annoying problem. ...
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1answer
27 views

No audio jack senses

I plug in headphones and it's not detected at all same with my speakers. I try to use USB headphones and they pop up in the sound options as Logitech headphones. I want to get the green headphone jack ...
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0answers
13 views

Unknown audio device pop up not coming

I installed pulseaudio in my pc and now when i insert my headphone the pop up of "Unknown audio device" is not coming to select the HeadPhone/HeadSet/MicroPhone. How can i enable it back.
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0answers
45 views

Microphone refuses to work (Kubuntu 15.04)

I have a headset that has a built in microphone (these), with a single line that is supposed to connect to the computer via the headphone jack. I've tested ti on my android phone, and it can record my ...
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19 views

No audio devices in audio settings Ubuntu 14.04

I have Ubuntu 14.04. I recently connected my laptop to my TV via HDMI. After that my sound through speakers stopped working. It was working via audio jack for some time. The audio devices in audio ...
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0answers
22 views

HDMI tone output not working with PC audio but with test audio

just at the beginning: I'm not good in using Ubuntu (i've been using it for app. one moth) so please do not give me any unexplained instructions. Please do give me detailed information what i have do ...
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1answer
29 views

Analog sound output does not appear in “Sound settings”

I recently moved my computer, and after I set my speakers up again, I've had problems with outputting sound on them. It just doesn't work. The sound card is a Asus Xonar DX. I'm running Ubuntu 15.04 ...
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34 views

15.04 Boot Freeze due to pulseaudio

Since upgrading to 15.04 it always takes me 2 or 3 tries to get through the boot process. When I examine the syslog file, it always stops at: Jun 12 14:03:24 laptop2 pulseaudio[1786]: [pulseaudio] ...
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11 views

sound static if disconnected from power on startup

Im using ubuntu 14.04 and there is a loud static (sounds like tv fuzz) which is audible in my headphones (but not in the built in laptop sound) when the sound driver is idle. So if I were to listen to ...
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3answers
31 views

PulseAudio volume control switch widget for XFCE

Is there a xfce desktop switch widget for pulseaudio volume control? I have a wireless speaker and I hate having to open pulseaudio and change the output setting everytime I turn it on or off
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7 views

Media audios stopped-vUbuntu 14.04

When I was watching a film in VLC, I paused it to check my mail. When i played it, I could not hear any sound. I tried to play the movie with the in package video player "Videos"; but had the ...
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30 views

Pulseaudio Redirection

Hi i am new to linux and was wondering if anyone can help me with a step-by-step instruction set for pulseaudio redirection. Any help would be appreciated. P.S. I tried doing it on my own but Ubuntu ...
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48 views

Getting airplay to work with airport express

I'm running Ubuntu 15.04, and I would like to stream audio to an apple airport express. To do this, I've installed the following packages: sudo apt-get install pulseaudio-module-raop ...
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1answer
30 views

Bose USB speakers fail to load driver

I've followed several guides to get my speakers working. Primarily the need to modify /etc/modprobe.d/alsa-base.conf for the proper index. The speakers were working with my current config. However, ...
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1answer
16 views

No output from amixer and pulseaudio

After upgrading to 15.04 I lost the ability to control my audio with my media keys which I set up in my awesome wm config file (~/.config/awesome/rc.lua) The script called amixer to change or toggle ...
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44 views

How to fix low volume with headphones in Ubuntu 15.04

I've made a clean install of Ubuntu 15.04 but I'm having this issue when using headphones. Volume is very low, even when turning it to maximum. Everything worked fine under Ubuntu 14.04 that I was ...
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0answers
58 views

Creative Soundblaster Z “almost” works on (K)Ubuntu 15.04

So, since some time back I've had a dedicated sound card. A Creative Soundblaster Z, but after installing Ubuntu 14.04.2 some time back I noticed that the sound card was either found or working. So, ...
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31 views

Bluetooth headsed + Pulseaudio Equalizer

My primary sound output device is a bluetooth headset and every time I boot, I have to click through Blueman to connect the Audio Sink and switch to high-fidelity playback. With that done, its then ...
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0answers
17 views

High pitched voice in Skype when using external USB microphone

I am using Skype for Linux (v. 4.3.0.37) on Kubuntu 14.04.2 LTS. When making a Skype test call and using an external USB connected microphone, I noticed that my own voice is very high pitched ...
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11 views

How to check music file for distortion?

Distorted audio Sometimes, when palying some music file, it just does not sound right - for example it sounds like it's distorted by overmodulating - but it's not so strong that it is obvious how it ...
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1answer
30 views

Change Audio Output via Speaker Symbol

Is there a way to change the Audio Output (and for the sake of completeness the Audio Input) conveniently via the Speaker Symbol of the Top-Bar of Ubuntu? Just like I can change between Wifi ...
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0answers
27 views

Sound not working in Ubuntu 14.04LTS

i have installed ubuntu 14.04 LTS with windows 8 in different partitions. Sound is not working in ubuntu. I checked all answers for all similar questions but nothing helped. I have an asus n-550jk ...
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37 views

No “Hdmi” option in my Sound Settings. How to fix it? [duplicate]

My laptop is a Dell 5748 (Ubuntu 12.04 pre-installed). After formatting the hard drive I installed Ubuntu 15.04 and Windows 8.1 Pro. My problem is that there's no Hdmi option in the sound settings. I ...
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41 views

Sound issues. ubuntu thinks my headphones are always plugged in

Alright regardless of the fact that my headphones are plugged in or not ubuntu seems to claim that my headphones are plugged in. I checked under sounds settings in the main settings and the only ...
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0answers
35 views

Ubuntu 15.04, 6 channel suround sound on 3 ports audio

My motherboard have 6 channel capability chipset, but it only have 3 ports audio jack: line in(stereo), line out(stereo), and mic. My question is : how to configure / swap line in(stereo) port and mic ...
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1answer
69 views

Can't redirect stdout of `alsactl monitor`

When I run alsactl monitor, I see output as such when I adjust the volume: card 0, #24 (2,0,0,PCM Playback Volume,0) VALUE card 0, #24 (2,0,0,PCM Playback Volume,0) VALUE However, when I try to ...
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0answers
88 views

Lenovo G50-70 Microphone Doesn't work with Skype/Hangouts on Ubuntu 15.04

I have not tried this on other versions of Ubuntu, I tried calling through Skype and Hangouts, but the problem persisted- No Sound was emmited. I increased the values of the input device tab and the ...
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0answers
17 views

Auxiliary port not working (Ubuntu 14.04)

I recently installed Ubuntu 14.04 on my Alienware m14x laptop; it is my first experience with Ubuntu so I might be missing something simple here. All sound works fine coming through the internal ...
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1answer
90 views

after reinstall Alsa and Pulse Audio, system setting missing

I followed: HDMI is not displayed in the "Sound" settings on Ubuntu 14.04 LTS this article to reinstall alsa and pulse audio, because when using hdmi, the sound not work. I did: sudo ...
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0answers
37 views

gstreamer + pulseaudio network sink: Playback stops after each song

I have a pulseaudio sink set up to send audio to another PC as described here: Network: Using a tunnel. It works, but in multiple music players - which all use gstreamer - playback stops after every ...
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1answer
207 views

No sound over HDMI running 15.04 on NUC D54250WYK

After upgrading to 15.04, and maybe another update round, I can't hear any sound over HDMI. A sound device seems to exist: $ aplay -l **** List of PLAYBACK Hardware Devices **** card 1: PCH [HDA ...
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0answers
35 views

How to disable HFP support of pulseaudio on Ubuntu 14.04 LTS

I am a Ubuntu and audio newbie and I am trying to fix an audio problem on Ubuntu 14.04 LTS that affects some tests I am working on. I would like to know how to disable the HFP support of pulseaudio. ...
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0answers
200 views

Only analog sound device in 15.04, HDMI device was accessible before

as the title suggests I can't choose HDMI audio output anymore, the only available sound device is analog. I could choose HDMI audio output before, but now it is missing.
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1answer
926 views

Xubuntu 15.04, no sound through HDMI

I've just installed Xubuntu 15.04 in my Dell laptop after using Ubuntu for over 2 years. I can't get the sound to work in my Samsung monitor, which is connected to the laptop through its HDMI port. It ...
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2answers
134 views

pulseaudio-dlna not working with mpd and ROCKI devices

Note: I rewrote this question because the signal-to-noise ratio was approaching 0. Just installed pulseaudio-dnla on my Ubuntu 14.04.2 system to create pulse sinks for my ROCKIs so I can stream audio ...
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1answer
34 views

Lost HDMI sound somehow

A few days ago, everything with my HDMI was working fine - sound and video. Yesterday, PulseAudio Volume Control no longer detects HDMI output as an audio output - video still works fine. I don't ...