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

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Xorg CPU usages High

I am facing the issue with Xorg. My application is playing content in chrome browser. After some time some how xorg cpu usages reach to 90% and stop displaying the content. I tried couple of things ...
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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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7 views

no hdmi audio in tv from ubuntu 14 laptop

Hi I am new to ubuntu and installed 14.04 in my laptop. When i tried to connect my TV thru HDMI, i get only video and not audio. please help on this. I tried from ask ubuntu suggestions and dint ...
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6 views

Ubuntu LiveCD won't connect to HDMI

Laptop: Acer Aspire Ubuntu: 15.04 [I think], Live CD. [Don't ask why.] TV: Panasonic TV [Unknown exact specifications.] Please help!
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16 views

Ubuntu 14.04 Freeze Problem with HDMI

I run Ubuntu 14.04 alongside with Windows 7. When i connect my Dell Xps L502X from Windows 7 to the TV with HDMI cable it works perfect but when I try to do exactly the same thing with Ubuntu, it ...
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1answer
16 views

Kubuntu switch to headphone when connected

I have installed Kubuntu 14.04.2 using the 3.19.6 kernel on an Asus Chromebox. When I am in desktop mode, I couldn't hear any sounds. This is a list of the devices: **** List of PLAYBACK Hardware ...
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0answers
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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7 views

touch on NEC monitor with TUIO doesn't work

I have a monitor NEC P553 SST that use TUIO protocol and pc zotac with processor intel i3 with ubuntu 12.04. They are connected with HDMI. To use the touch, the monitor manual tells to turn off ...
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36 views

lubuntu 14.04: HDMI sound not working, fixes on forum won't work either

I'm running Kodibuntu, which is on the basis of Lubuntu 14.04 My HDMI is not feeding sound to my tv, but it is feeding video. The root of this problem must be in Lubuntu so what I am trying to do ...
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2answers
35 views

does not detect my sound card HDMI

Mainly, the sound only heard in the computer and not on TV, I have no problems with the video, it works correctly. Ubuntu never detect my sound card hdmi. commands: aplay -l results: **** Lista ...
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17 views

ubuntu 14.04 HDMI wrong resolution

I recently purchased a NVIDIA GTX960 and having issue with my secondary monitory connected by hdmi cable ( using HDMI to VGA converter ). The monitor in question is Acer X233H and has resolution of ...
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3answers
66 views

Dual monitor problem (only 1 monitor displays)

so I have 2 working monitors, and after installing Linux ChaletOS x64 (based on Ubuntu 14.04) only one of them is displaying. Now at 1st neither would show anything pass the bios, so i changed them ...
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1answer
57 views

Using AMD graphics card with Ubuntu (Sound)

I understand this has been asked few times and I've read through few threads as swell but I didn't understand everything: I've read AMD graphics drivers and fglrx: No matching Device section for ...
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0answers
18 views

no sound from hdmi

I can't manage to have my sound go through my video-projector plugged in through HDMI. I've tried several answers here on the forum and none seem to work. Here is my aplay -l: card 0: HDMI [HDA ...
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0answers
37 views

Can't click mirror display and can't connect laptop to tv with hdmi

I have a laptop Asus N46V and when I try to connect it to my tv with a hdmi cable nothing happens. I tried to click mirror display but it's in grey and UNclickable. When I installed Ubuntu 14.04 I had ...
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0answers
20 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
52 views

Second monitor connected by HDMI stopped receiving signal but Ubuntu 14.04 still shows that a second screen is connected

About 30 minutes ago I was watching something on my TV which is connected by HDMI to the port on my Lenovo Thinkpad Yoga running Ubuntu 14.04. For whatever reason now, the TV is no longer receiving a ...
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1answer
22 views

Hdmi and Laptop

i have following question about HDMI : Is there a way to configure the HDMI port , that it doesnt switch off , when I close the laptop lid or the screen goes sleep and locked ? Background is I want to ...
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1answer
39 views

Ubuntu Popcorn Time TV Stick

I purchased a "PC on a Stick" Intel Atom cpu, 2gb ram, 32gb storage. It currently runs Win 8.1. I want to install Ubuntu, and have it boot straight from "power on" into Popcorn time, not allowing the ...
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0answers
51 views

External display via HDMI not being recognized in Ubuntu 14.04

I am trying to connect my Samsung TV as an extended display via HDMI, but when I hook up the connection, the display is not recognized in Ubuntu. It acts as if there was nothing connected. I have Win7 ...
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0answers
62 views

Thunderbolt Display on non Apple computer

I just got a System76 Galago UltraPro, and I'm trying to hook it up with my Thunderbolt Display A1407. I have tried by using both the Mini DisplayPort from the display to the computer, and a ...
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1answer
36 views

Asus external monitor has pink tint [closed]

One day, my ASUS PB238Q monitor started having a strong pink tint to it. Question: How can I tell if this is a software or hardware problem? If it's a software issue, how can I fix it? ...
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101 views

HDMI problems only in Popcorn Time

I get static and cracking sounds when watching PopCorn Time on my TV connected to my laptop on HDMI. The same doesn't happen when using Popcorn Time through HDMI in Windows in the same computer. ...
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1answer
34 views

Dell M3800 with 14.04 LTS HDMI randomly cuts out

I have a M3800 plugged into a Dell U2913WM via HDMI I'm using the nVidia binary driver (331.113 from nvidia-331), which is the recommended driver I've used multiple HDMI cables, and plugged into ...
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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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0answers
31 views

Sound device missing after ubuntu 15.04 upgrade (HDMI / ALC283) [duplicate]

I just upgraded to ubuntu 15.04 and noticed that my HDMI audio device is totally missing from the sound menu / application in settings. It looks like there is a device, but it's number 1 instead of 0? ...
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0answers
62 views

Help Driver (ATI HD 4650) for grafic card Ubuntu 14.04

hello i need some help to solve this issue i'm new in using linux systems the problem is the following i use a desktop computer and is conected with HDMI so i tried to install ubuntu 14.04 LTS using ...
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63 views

HDMI1 Disconnected Plasma TV xrandr Ubuntu 14.04lts

My Machine: HP Pavilion g6 Processor: 4x Intel(R) Core(TM) i5-3210M CPU @ 2.50GHz Memory: 3937MB (1217MB used) OS: Ubuntu 14.04.2 LTS Resolution: 1366x768 pixels Audio Adapter: HDA-Intel - ...
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0answers
51 views

Managing external monitor resolution on TTY

I have a Lenovo E540 laptop running Ubuntu 14.04 with Kubuntu-Desktop installed. A second monitor is almost always plugged into the HDMI slot and I can set up the resolution just fine to be 1360x768 ...
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0answers
117 views

no HDMI audio on Intel NUC (NUC5i5RYH)?

As the subject suggests, I'm having a bit of trouble getting audio over HDMI with an Intel NUC. I'm running 15.04 Vivid. To be honest, I've heard before that the kernel is considered to be monolithic ...
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0answers
14 views

Cannot adjust S/PDIF in alsamixer

I experience that no audio comes out of the HDMI port on my graphics card. I suspect that it simply does not support audio via HDMI, but I have not been able to tell from Googling. When I first ...
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0answers
37 views

No signal when connected to projector

I have an Acer Aspire V5 573g with two graphic cards: the internal Intel card and a NVidia GeForce GTX 850m. Whenever I try to connect my notebook to a projector via the displayport (with a ...
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0answers
21 views

Cannot Mirror Display to HDTV

I am not able to mirror my laptops display to the HDTV, I am using a HDMI cable, Initially i tried connecting the HDMI cable after ubuntu had loaded. It didnt work. Then i tried connecting the HDMI ...
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1answer
208 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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203 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
932 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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1answer
28 views

ubuntu 14.04 no sound using hdmi (C210 Series Chipset Family High)

I'm not original in my question and nevertheless, I couldnt find a solution in the internet. Ubuntu 14.04 wont make any sound when connected via hdmi to my tv. could someone help me? I think I tried ...
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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 ...
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0answers
9 views

How to change right/left speakers through HDMI?

I connected my laptop to TV with HDMI cable. There are 2.0 speakers. In sound preferences "Test sound" utility two test button "right" and "left", but they play left" and right speaker respectively. ...
2
votes
1answer
885 views

HDMI sound option disappears when I install the latest updates to Ubuntu Vivid 15

After install of Ubuntu Vidid 15 I can select sound options and then see the HDMI option for output. All is well. I then run software 'Upgrade' and as soon as this completes the HDMI option is no ...
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1answer
104 views

HDMI output device not listed

i have an ubuntu gnome 15.04 usb thumb drive for trying ubuntu. when i try ubuntu using that stick on my hardware, my HDMI output device is listed in the sound settings as well as in the aplay -l ...
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0answers
16 views

Laptop monitor loses connection and cannot reconnect

I have bought a Lenovo Y40, and it seems to be having a problem with the flex in the lid hinges. The issue is that sometimes when I move the lid in some direction, it shows wired black and white ...
1
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1answer
102 views

HDMI Audio on 64-bit Ubuntu 14.04 [duplicate]

I am running 64-bit Ubuntu 14.04 on an Intel NUC box that has a built in audio card with HDMI connection. I had the audio working previously following an answer in the thread listed below (download ...
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0answers
224 views

Ubuntu 15.04 with Gnome 3 does not automatically change display layout

When I used Ubuntu 13.04 with Gnome 3 and connected an external monitor using HDMI, it automatically detected it and changed the layout (turned off the laptop screen, set the external monitor as the ...
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0answers
147 views

Switching displays causes hangs in Ubuntu 15.04 and Lenovo Yoga 3

I have a Lenovo Yoga 3 11 with Ubuntu 15.04. I connect the laptop to a monitor via its HDMI output. When I plug the HDMI cable in, it will normally switch to multimonitor mode but sometimes it will ...
2
votes
0answers
54 views

Multiple problems after connecting and disconnecting to external display via HDMI

I'm running Ubuntu 14.04 on an ASUS A53S laptop. I connected to a tv via HDMI and everything worked fine. Then I disconnected the HDMI cable and shut off the computer. When I restarted the computer, I ...
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votes
1answer
47 views

Error when connecting HDMI Monitor

Yesterday I got a new monitor which I connected with HDMI to my laptop. Everything worked just fine. When I plug in my HDMI cable today, the laptop screen shuts off and displays the attached photo ...
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2answers
121 views

3 monitors (vga, dvi, hdmi) recognized, but no image on HDMI

So far, I have used VGA and DVI monitors on NVidia GeForce 650 card and all worked flawlessly. Today I purchased BenQ 2460 HDMI monitor, connected it, NVidia Xserver Conf tool recognized it but the ...
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0answers
63 views

Screen Connected with HDMI glitches all the time

I have a Lenovo Z500 laptop with Ubuntu 15.04 and Windows 8.1 installed. Time to time I'm using my LED tv to watch movies from my laptop but sadly whenever I wanted to do this on Ubuntu, HDMI connects ...