High-Definition Multimedia Interface (HDMI) is a compact audio/video interface for transmitting uncompressed digital data.

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I have a problem with HDMI sound on both Ubuntu 14 and Windows 7, is this hardware?

I have a problem with HDMI sound on both Ubuntu 14 and Windows 7, is this hardware? The problem only occurs when running games (something sound intensive) I get ugly noise through the speakers. This ...
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160 views

Can't change monitor to native resolution

I'm using a laptop running ubuntu 14.04 LTE, and I have secondary monitor LG Flatron M197WD, which according to the lg website can run in a 1366x768 resolution. This mode didn't show up in either the ...
2
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1answer
244 views

Sound lost in Chrome (and only Chrome)

I suddenly lost sound in Ubuntu Chrome (no more YouTube, or Spotify, or SoundCloud sound or any other in Chrome). All other apps such as Firefox or VLC work fine. There are a bunch of nice tips at ...
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0answers
189 views

Recent update in ubuntu 14.04 resulted in my external monitor being unable to go above 1024x768 without being met with a black screen/no signal

This is all through HDMI. I cannot go above 1024x768 or I get a black screen / no signal. This means anywhere between 1152x864 and 1920x1080 (which is what I had been set at before the issue). ...
2
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1answer
123 views

HDMI issue with Macbook pro 8,1 on Ubuntu 14.04

I have a Macbook pro (MBP) 8,1 OSX version 10.7.5, and I'm am running Ubuntu 14.04 I have been trying to connect my MBP to my TV with my HDMI cable but it seems like Ubuntu does not detect anything ...
2
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1answer
309 views

Default sound device different when run as service

I use squeezelite to play audio streams on my laptop. The laptop has a built-in Intel sound card, but I use the HDMI connection to my monitor to play the sound on my monitor speakers. This works well ...
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1answer
79 views

need to know how to program laptop to connect to tv to laptop using hdmi cable or vga cable

i am trying to program my laptop and tv so i can watch my laptop on my tv using a hdmi and vga caable .i also have a s video cable.please help me to hook it up proper.i also need to program them both ...
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1answer
34 views

Acer Revo 3700 display issue

Acer Revo 3700 When connected to a pc moniter i have no issues. i took the unit down to connect to my sony flat via hdmi. when i powered on the machine it booted up, the purple screen, ubuntu logo ...
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1answer
437 views

After adding Amd video card and installing drivers - NO SOUND (in all OS) [closed]

Ubuntu 13.10 x64, Windows 8.1 x64. CPU: Intel i-4771 MB: Asrock B85 Pro Video card: AMD Radeon 7750 Had a computer properly working with Win8, Ubuntu 13.10, Ubuntu 14.01 Live CD. I am using two ...
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0answers
227 views

Dual display detected but not working after startup 14.04

Here's my situation--I've got an HP Envy laptop running 14.04 with an AMD A10 APU. Catalyst display dashboard and the works are installed. As the system boots up, it acknowledges the external display ...
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1answer
1k views

xrandr --addmode doesn't add to the wanted output (DVI-I-0), instead adding to HDMI-0

The monitor I use is a Samsung SyncMaster S24B300, and no matter what the heck I do, Ubuntu refuses to use 1920x1080 at 60hz for the output I want, despite my monitor (which is unrecognized by the ...
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1answer
728 views

Sound problems in Ubuntu 14.04

I am having problems using my audio ports in Ubuntu 14.04. I didnt notice this before, because I use wireless speakers and they use a USB port. But today I tried to use my headphones and I heard ...
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1answer
327 views

Distorted sound unless PAVUCONTROL is open?

Seems as though there ought to be a simple solution to this: My sound comes through a jack in the back of a Samsung HDMI monitor. If pavucontrol (Pulse Audio Volume Control) is running (if the ...
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0answers
18 views

Ubuntu Touch HDMI out support on a Nexus 10 [duplicate]

Does Ubuntu Touch support HDMI out on a Nexus 10?
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0answers
69 views

Multi screen inactivity suspend

I am new at this so please bear with me, My question is: I have two screens on my pc one 22" monitor and one 26" HDTV now the monitor is connected via a VGA port and the TV via a HDMI port both of ...
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0answers
575 views

Xubuntu 14.04 - HDMI Display no longer detected

I have a Sager NP8268, and install Xubuntu 14.04. I have been using an external Asus PB278Q monitor for 3 weeks or so via HDMI. Today, the monitor is no longer detected by xfce4-display-settings. ...
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0answers
171 views

HDMI Monitor: Cable not connected, but “visible” in the PC (Ubuntu 14.04)

I have a Monitor connected via HMDI to my laptop. Then I connected it with a TV via HDMI to watch a Movie. When I connected it back to the Monitor the Monitor shows only: Cable not connected The ...
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1answer
162 views

Audio issues, cutting out and random loud noises the more things it has to process

I'm stuggling with audio problems with Ubuntu on my desktop PC, when audio skips and paused and sometimes dies completely and produces loud static. If all I'm doing it watching youtube things are ...
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0answers
168 views

Volume Buttons Not Working Ubuntu 14.04

Every time I hit my hotkeys for sound(and I rechecked the system settings, they are properly assigned), I don't get any action from them. Matter of fact, even when I manually go to mute my audio ...
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0answers
112 views

HDMI output stopped working 12.04 Precise

Seen this question quite a bit, but not none answered my problem. Suddenly - one day - HDMI stops working. When I connect to my Philips monitor, I get "No video input" - and then it enters sleep ...
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0answers
278 views

HDMI is not working after installing AMD Catalyst Control Center

I am running Ubuntu precise (12.04), 3.5.0 kernel with a dual monitor setu-up on AMD 6970 HD Cayman video card. My HDMI video output was working fine until I installed a dual monitor set-up and ...
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1answer
89 views

HDMI port has stopped working on 12.04 LTS

I have been using 12.04 LTS with an HDMI monitor for quite some time now and everything has been working wonderfully. However, recently my HDMI port has stopped working, and I have been all over these ...
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1answer
381 views

Intel Graphics Control Panel alternative for Ubuntu?

Coming from a Windows 7 on a laptop with an integrated graphics card (Intel HD 3000 I think) as well as an Nvidia GT540M, I was accustomed to being able to change things like saturation and gamma of ...
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179 views

Where can I find vgaswitcheroo

I know its dupe and may seem dumb but Im a bit noob with linux. Basically my problem is that I can not locate the /sys/kernel/debug/vgaswitcheroo/switch folder. (And therefore can't use my HDMI ...
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0answers
106 views

TV as monitor overscans

My SHARP TV overscans. Every edge are out of the screen :-( I use Xubuntu 14.04. I have tried to solve the issue, but I wasn't able to do it. pc@roland:~$ xrandr -q Screen 0: minimum 320 x 200, ...
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2answers
56 views

What is HDMI audio?

I see "Juniper HDMI Audio" under my sound devices list. My question is, what is it and what does it do? Currently, adjusting the volume level does nothing. Google searches don't give a very clear ...
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0answers
1k views

HDMI video output not working for external monitor

I have installed from scratch ubuntu GNOME 14.04 with gnome-flashback on my old HP HDX 16 laptop (core 2 duo p8600 + nvidia GT9600M + 4GB of ram) and I have problems with the HDMI output (I use it to ...
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0answers
114 views

Set global / persistent display resolution

I am trying to set resolution to 1024x768@60hz from boot -> login menu -> default desktop settings for user accounts. My system is connected via HDMI to the display, video card details (from lspci): ...
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1answer
275 views

Connecting Ubuntu 13.10 box to a VIZIO E601i-A3 TV

First, a briefe background on myself. I'm in IT. I've done both hardware and software tech support so I'm not an idiot when it comes to technology. However, I am totally new to linux boxes and hooking ...
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3answers
183 views

Commands to run when Connecting HDMI

Everytime I connect my pc to my tv using my HDMI cable (to watch my movies), I have to manually go to: 1- Monitors, to select "mirror" screen to HDMI 2- Sound, to select the HDMI as default sound ...
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1answer
54 views

Bluetooth Audio and SoftPhone Audio Input/Output

I have a Voip Softphone software that I would like to start using on my Ubuntu 14.04 box. Here's the thing. My system sound right now goes through my HDMI to my speaker system so I can play music ...
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1answer
98 views

Wrong display diagonal size

Absolutely new to Ubuntu and Linux in general, but the side menu and top menu do not appear on the screen. I have tried finding a way to fixcitcwith xrandr, but no luck so far. The displays menu shows ...
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0answers
199 views

Sound is not working in ubuntu 14.04 via headphones

I tried everything that I could to get it back, since I am very new to linux I couldn't help myself. When I am trying to connect external microphone it seems that system detects it but connecting ...
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0answers
225 views

external laptop monitor stays black after screensaver powers it off

I have a Dell XPS 14 with two HDMI outputs and two external monitors. I'm running 12.04, fully updated as of 2014-05-26. Here's what xrandr -q reports: xps% xrandr -q Screen 0: minimum 320 x 200, ...
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3answers
6k views

HDMI is not displayed in the “Sound” settings on Ubuntu 14.04 LTS

I need some assistance, I have 2 laptops, a Toshiba and a DELL XPS M1330, the problem is using my DELL laptop, when I use the HDMI cable to use the TV as monitor the display works fine however the ...
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0answers
25 views

Automatically set volume to 100% on HDMI plug in

I have recently used the script from this post to switch automatically between laptop speakers and HDMI audio output: http://askubuntu.com/a/395746/284902 . It works perfect, however, does anyone know ...
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0answers
446 views

Nvidia HDMI sound and Logitech Headphones not working in 14.04

There is no sound going from the HDMI port on my Nvidia card to my tv that I am using as a monitor. When I use my Logitech Headphones, I hear no sound either. Does anyone know how to rectify the ...
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0answers
108 views

Dual External Monitor Bumblebee/Nvidia (or withoout Bumblebee)

I have installed and configured Bumblebee on my Dell XPS 17 with an Nvidia GT555m. I would like to use my two external monitors with the laptop closed, but it's giving me all sorts of difficulty. Is ...
2
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0answers
419 views

Asus pa279q 2560x1440 resolution nvidia hdmi

This thread is covered in many posts here, but in the end none of them were useful to solve my issue. As the title says i d like to reach the full resolution on my 27inch monitor using an nvidia ...
2
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1answer
323 views

Purple line on left side of screen when I use graphics card's hdmi port

My graphics card is a nVidia GeForce GTX 660 2GB. When I plug HDMI into mobo it works fine. When I plug it into the graphics card (with 2nd monitor too) it shows a purple vertical line on the left ...
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0answers
120 views

HDMI output problem, some of the top and left space of screen has been eat off

My environment list below Machine: gigabyte brix pro GB-BXi7-4770R OS: Ubuntu 14.04 x86_64 (upgrade from a brand new Ubuntu 12.04) Display: a Chinese made TV screen with the supporting of ...
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0answers
298 views

Can't set HDMI audio as default device

I've got a new laptop with an Nvidia GT750M graphics chip, and can't seem to get HDMI audio output working. An option for 'HDMI/DisplayPort' audio output is in my sound menu, but no test sounds will ...
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1answer
3k views

lubuntu 14.04 hdmi no sound on tv

I plugged in the hdmi-emphasized text cable from my TV and plugged it in my desktop and when I restarted the computer it has clear picture but no sound at all. I have looked for the solution but ...
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0answers
344 views

High pitched sound by HDMI on Kubuntu 14.04

This is the result of ALSA Information Script. http://paste.debian.net/plainh/4cc082fc I have the same issue as seen in the following thread: http://ubuntuforums.org/showthread.php?t=2185474 Does ...
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1answer
3k views

Ubuntu 14.04 & Lenovo Yoga 2 pro screen resolution

I've recently installed 14.04 on my yoga and it is running great so far! Since this laptop has a 3200x1800 resolution and a lot of apps i use do not scale well i am using 1920x1080 resolution with 1x ...
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0answers
114 views

Can't get sound out of speakers and computer

I have ubuntu 14.04 LTS, it was udated from 12.04 LTS on saturday. I use two monitors, my computer monitor and my TV using HDMI 3. I used to be able to have my computer on without the tv monitor on ...
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0answers
655 views

HDMI / DisplayPort audio at wrong bitrate (audio too high and fast

I am trying to play audio from an Ubuntu 14.04 Dell Precision M3800 through a Dell U2414H monitor; the monitor has HDMI and DisplayPort connectivity and has an audio out feature; it can supply ...
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4answers
4k views

Switching to HDMI Audio when HDMI is plugged into a laptop (14.04)

I'm trying to get my laptop to switch the audio to HDMI when it's plugged in, and back to standard analog when it's removed. I set up a udev rule to trigger a script to perform the switching, however ...
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1answer
703 views

Sound settings not work on 14.04 but I have sound

Fresh 14.04 install. Everything was fine in 13.10. lspci -v | grep -A7 -i "audio" 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Subsystem: Gigabyte ...
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1answer
9k views

HDMI audio to Samsung TV not working Ubuntu 14.04

I have seen many people have had problems with this topic and have tried pretty much every solution I can find (google is an ubuntu users friend) but still have not been able to get audio working ...