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

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73 views

Audio stops working after playing one item on kodi

I have an ubuntu box running with pulseaudio and kodi, playing audio over HDMI. After I play one video my audio stops working for all next video files. If I restart pulse audio with pulseaudio -k ...
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57 views

Radeon HD 3000 drivers for Ubuntu 14.04.3? HDMI overscan problems

Please be patient with me, I haven't used a linux distro since slackware in the late 90's and have since forgotten everything I once knew. Anyways, I've installed Ubuntu 14.04.3 on my main HTPC ...
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31 views

Black screen flash during video

I am watching videos, not in full screen but full window, running from my laptop to tv via hdmi, at random moments the tv goes black for a second and loses sound but video does not stop. Is there ...
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45 views

How do I get HDMI working on AMD FirePro M5100?

Basically what the question says. Linux is not even detecting the display device when I go to adjust settings. The graphics card is a FirePro M5100 w/2GB GDDR5. The laptop is a Dell Precision M4800. ...
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77 views

firefox+html5+hdmi audio = crackling

I'm having problems watching videos, mostly on youtube, using the html5 player. The sound has a lot of crackles and is not easy to listen to at all. This only happens when I'm outputting the audio to ...
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73 views

Ubuntu 14.04, HDMI cable not registering

I have a desktop PC running Ubuntu 14.04. Have been using an HDMI cable to connect to a Philips TV, which has been working for about 4 months. Today, switch on the PC to get a 'No Video Signal' ...
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68 views

Dual monitor problem on Ubuntu 14.04. After monitor switch off and on, application Chrome closes by itself

I have a problem that involves a Ubuntu 14.04.3 LTS that runs on a NUC Mini-PC.The NUC is connected with two external Samsung Smart TVs 1st display connected via HDMI , 2nd display connected via ...
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37 views

HP 650 - HDMI port doesn't work

I have laptop HP 650 (2 core Pentium, 4GB RAM) with 2 display ports: VGA and HDMI. If i connect display on VGA port it's really fine. I have 2 displays. When I want to connect display to HDMI (as ...
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67 views

Ubuntu 14.04 display port or VGA connection with limited resolution on second monitor

i just installed ubunutu 14.04 and have problems getting a second monitor working on my laptop. the display port via HDMI makes no connection at all and the VGA connection has limited resolution on ...
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24 views

No sound over HDMI

I have a Dell Inspiron laptop with the Intel 3000 HD video. I'm running 12.04.5, all updates. In the past, I've had no trouble, other than having to manually tell the sound subsystem to use HDMI ...
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73 views

Cannot make HDMI and hibernation work with GTX920m on Dell laptop 7559

I was given this laptop and trying to make it work with HDMI. I get some app crashes when the laptop resumes from hibernation, but for now I am focusing on making HDMI work. I have tried all drivers ...
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51 views

Mirror Display grayed out when HDMI is connected in Ubuntu 14.04

When I connect my HP-G71 Laptop to my LG TV via HDMI Ubuntu only recognizes the TV as a extended or duel monitor. I noticed the Mirror Display option is Gray-Out. I searched and with results and it ...
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48 views

How to install unbuntu on a laptop with a broken screen

I currently own a ASUS Notebook that I want to install unbuntu on. It currently is running Windows 10. My main problem being that the notebook's screen is broken(,and I have no ability nor money to ...
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25 views

How to connect laptop Ubuntu 14.04 VGA1 to enable TV to work

I have followed guidance on getting laptop with Ubuntu 14.04LTS to connect to plasma TV using an HDMI cable. So far, the sound is working and I can see the Ubuntu desk top on the TV. However, none of ...
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48 views

External display problem from two laptops to two external monitor through HDMI switch

Bascially I want to connect each of my laptop (two in total) to my external monitors. One runs Ubuntu (for my general use) and the other runs Windows (for some engineering softwares that only run on ...
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140 views

Ubuntu 14.04 freezes after connecting HDMI

Just after connecting the HDMI cable, my screen freezes for about 20 seconds, after which it works normally. Doesn't happen when I plug out. The second monitor works fine, recognizes both mirrored and ...
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147 views

No DisplayPort/HDMI in sound setting (Dell XPS L502X, Nvidia), Unable to get audio from HDMI

I have connected my DELL XPS L502X to Yamaha Receiver. The setup works perfectly in Windows but in Ubuntu 15.10 / Mint 17.3, I am not getting Audio from HDMI (laptop speaker works fine). This problem ...
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140 views

Mini Displayport not carrying audio using an HDMI adapter on a Thinkpad X250

My new Lenovo Thinkpad X250 has a Mini-Displayport as a digital audio-video output: I use to connect it to a TV using a Lenovo HDMI adapter. Although, audio is not shared. With respect to other ...
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101 views

No audio on HDMI Alienware 15r2

I have audio coming from my internal speakers, and video coming from HDMI, but no audio out HDMI, nor out the 3.5mm jack. Here is the output of aplay -l: **** List of PLAYBACK Hardware Devices **** ...
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88 views

How to reset HDMI audio settings?

I recently was reviewing my HDMI settings and thought it would be a good idea to change from HDMI to HDMI 5.1 (at the time also had the option to choose 7.1). After changing to HDMI 5.1, selecting ...
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53 views

Dual sound card, AMD/ATI HDMI not working

I am trying to get the sound on the TV working through HDMI. It used to work with no problems at all, until now. The PC didn't have any upgrades, so I don't know what might have caused it. I did ...
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93 views

Lenovo Y580 4k monitor

I have a Lenovo Y580 which has an Intel HD 4000 and a Nvidia GeForce GTX660M graphic card. This laptop has a HDMI, but it's connected to the Intel Graphic, and after lots of search I found that ...
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94 views

Problems with Dell 13 7000 external scrceen on Ubuntu 14.04 LTS

I am trying to get my Dell 13 7000 working with an external screen on Ubuntu 14.04, and I'm having no luck. In order to get WIFI working I've installed the following kernel: 4.2.3-040203-generic ...
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40 views

HDMI not reinitializing after disconnecting in 14.04LTS

When receiver switches HDMI inputs from the Ubuntu 14.04 LTS system to something else and back the HDMI output goes blank/off and won't reinitialize. The only way to get video back is to reboot the ...
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55 views

Cannot restore HDMI input after switching sources HDMI switch

I have a 5 port Kinivo HDMI switch that connects several devices. One of the devices is an HTPC running Kodibuntu (Ubuntu 14.04 at the core). When I start it up with the switch selected on its port, ...
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90 views

A Magewell USB Capture HDMI alternative, just for screenshots?

I am the owner of a website that posts how-to guides on technology. I am looking for an HDMI Capture USB Dongle, so I can take screenshots from other devices, such as the Raspberry Pi, or for ...
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73 views

Unable to detect connected display

I have connected a Samsung monitor using a VGA to HDMI converter to my Dell Laptop (has only HDMI). How ever I am unable to see any new screens on Settings > Display. I have tried setting the monitor ...
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23 views

How can I use logstalgia with ubuntu server, and two monitors?

I have an ubuntu 14.04 server with a VGA integrated graphics port, and an Nvidia graphics card with three outputs (hdmi mini, and 2x dvi). I just got this machine, and set up 14.04, and it has its ...
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86 views

Ubuntu 15.04 - HDMI setup

So I try hooking up my HDMI cord to my older Vizio LCD TV. I got video output, albeit with the desktop image being too big (and no motion from anything, mouse, programs.. just the desktop screen), but ...
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226 views

Kubuntu 15.10 - Manage Multiple Audio Outputs

I have been unsuccessful finding a solution to this, but if this is already answered somewhere I apologize for creating a duplicate post. I am currently using Kubuntu 15.10 and have been able to use ...
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85 views

Kubuntu HDMI Switch

So I have an HDMI switch. The thing is brilliant. Anyways. I have a computer with Kubuntu and when I switch to it on the switch it works great and dandy... but when I switch out it doesn't switch ...
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99 views

No audio using hdmi on 14.04 on N3050

No audio using hdmi on 14.04 on N3050 processor: Intel NUC5CPYH computer. The wifi was not working (Intel 3165), so I looked at AskUbuntu and found an answer (I forget the question number), which was ...
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129 views

Screen randomly disappear after connecting to projector

I have Dell Inspiron 15R (5537, Mid 2013) laptop with HDMI port and without VGA port. I use Ubuntu 15.04 with proprietriary graphics driver (fglrx). I use (cheap, passive) adapter to connect to ...
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106 views

Monitor detection 15.10

I have a Lenovo Z510 laptop running Ubuntu 15.10. It has a HDMI port that is connected to a HP 2311x 1920x1080 monitor. It is mirroring the monitor as shown in the attachment. It also does not appear ...
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77 views

No 5.1 sound over HDMI on HD7750 Ubuntu 14.04

In PulseAudio in my HDMI audio card profile the only option available is Digital Stereo (HDMI) Output. My video card supports 5.1 sound, but I can't select it on the pulse audio settings. Then I've ...
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213 views

HDMI No Signal with Ubuntu 15.4

I've been tearing my hair out trying to get my dual screen configuration back and working. I've upgraded from Ubuntu 14.4 to 15.4 and noticed recently that on my monitor I get a 'No Signal' popup. ...
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23 views

Can't keep 3 displays connected at the same time?

I'm using ubuntu 14.04. I have both DVI and HDMI input screens and they are both detected and working when paired with each other or with the native built-in display of my laptop. However, when I try ...
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54 views

Video very buggy over HDMI for the first 20 seconds when running Plex Home Theater in Lubuntu 15.04

I'm running Lubuntu 15.04 on a Lenovo Q190. The graphics is listed as: "Intel® HD Graphics (integrated)". I am not using a proprietary driver (just the default xserver-xorg-video-intel package.) I ...
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25 views

Audio issue and no recording audio device defined

I have recently stumbled across a problem with my audio output. This seems to be a bit unusual, but I will try to explain anyway. Usually, when I watch a video and wish to lower or increase the sound ...
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210 views

Monitor connected via HDMI to displayport is detected but has no display

I connected 2 BenQ BL2405 monitor using VGA on one and one on an HDMI to Displayport cable to my HP DeskPro workstation running Ubuntu 12.04 LTS. The good thing is that the both monitors are detected ...
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88 views

Black screen on hdmi second screen and java (Radeon HD 8330 ubuntu 15.10)

when i open i.e. netbeans 8.0.2 with java 8, in full screen in my second screen in hdmi port, after a few seconds, only that screen become blink black, and after a 1 minute screen goes black. If i ...
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59 views

HDMI not working on Lenovo Yoga Pro 2 - Ubuntu 14.04

I used to have windows on it and HDMI was working I erased windows and installed Ubuntu 14.04 when I plug in my HDMI Adapter, the Displays settings and workspaces recognize the other display but the ...
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103 views

HDMI overscan on Mac Mini with Intel graphics

I have a Mac Mini running a thunderbolt -> hdmi converter, then running an hdmi cable to my TCL 55" HDTV; but I'm getting the not-so-uncommon overscan issue when using the Intel graphics driver. The ...
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30 views

Ubuntu (included all derivative) resolution problem on TV

I know that the subject has been raised several times, but nothing worked for me! Last chance before changing to windows xp black edition for my HTPC (What would really be a disaster and very ...
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27 views

After projector gets restarted the picture has less colors

Running on an AMD A8 machine I use the fglrx driver in Xubuntu to fire Xorg on my rooms wall through a projector. After the projector gets shut off (to standby) and switched on again the picture ...
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260 views

How to get 5.1 surround with Ubuntu + GTX 950 + Logitech Z906?

I am running Ubuntu 14.04 with a EVGA GeForce GTX 950 and the official drivers installed from nVidia (version 352.41 for Linux x64). I run one HDMI cable to this box which outputs video (via another ...
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158 views

My HDMI tv can't use audio Ubuntu 14.04 LTS

I have an Asus Laptop which is connected to a HDMI tv. I use this tv to mirror my laptop screen but it won't use my audio settings. I looked around and I saw multiple answers but they often mentioned ...
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180 views

Update 1 : Trying to fix hdmi audio, result = No more HDMI audio devices, alsamixer not working anymore

Hello friendly ubuntu users ! I tried (a lot) to work around with this guide to find a solution about my no sound issue in desktop environment resulting in a worst case scenario ...
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30 views

Audio over HDMI not working

I am running ubuntu 15.04 and plugged in my HDMI cable. The picture works fine but the audio is not transmitted to the TV only playing on the notebook. When opening settings->sound I can only see ...
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148 views

HDMI ubuntu to Sony TV unsupported signal

I have a Toshiba Netbook NB510, I used to connect it via HDMI to my Sony Screen to watch movies and such on Windows 7, no problems whatsoever. And then I changed it for Linux mint, and it had some ...