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

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Sound Problems Ubuntu 14.10

I just installed Ubuntu 14.10 and I have sound problems. Currently I have installed both Windows and Ubuntu. Sound is played form a tv combo monitor. Video stream goes from the pc to the monitor with ...
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11 views

Resolution/Compression issues while using HDMI, fine with VGA

This is a rather hard issue to explain, I've not found a solution for it anywhere; I'm using a fresh-built PC, AMD A-series GPU, 4gb 1333mhz Kingston RAM, with an ASUS F2A85-M PRO mobo, and as a ...
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7 views

xrandr crashes X

I want to use an old ASUS EeePC Netbook as an XBMC machine for an old Samsung 40° LCD. I connected it via VGA due to lack of options. I have to use Ubuntu2d in 12.04 LTS. Unfortunately, overscan is ...
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15 views

Sound not staying on HDMI, fresh install

I just downloaded and installed 14.04 to replace a xubuntu 14.10 that has been crashing on every reboot. Now, with nothing else installed...My sound is through the HDMI port, which I have selected and ...
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2answers
76 views

How do I fix Ubuntu 14.04 LTS?

I was uploading an update a few weeks ago and and it required a reboot. When it rebooted the system crashed. and all I got was a blank screen. After playing with it several times I was able to figure ...
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2answers
47 views

Ubuntu 14.04 booting, behaves like a spoiled child

I've unsuccessfully tried to boot again in Ubuntu after 1 week of not using it. It clearly punishes me for that. Joke aside, please know that i'm using "vanilla" Ubuntu. I didn't tinker with it. All ...
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0answers
18 views

Disconnecting hdmi monitor hangs X session - 14.04/i915

I have a media server which I upgraded from 12.04 to 14.04, with XFCE. It's a server, so there normally isn't an active session on it, and the monitor is shared with several other media sources. ...
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1answer
41 views

Sound stopped working on hdmi on 14.04

I have a Dell inspiron 15 3542 and i could never get HDMI working properly and a few days ago I finally got it working after installing intel drivers. All was working fine until today my tv wouldn't ...
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2answers
69 views

Second Monitor does not detect on Ubuntu 14.04.1 LTS but detects on Windows 8.1

I just installed Ubuntu 14.04.01 LTS on my secondary partition on my Solid State Drive. I noticed that when I went into System Settings --> Displays --> Detect Displays, my system is not detecting the ...
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0answers
50 views

Behavior when connecting a laptop to an HDMI screen

I have a three year old Dell Vostro 3750 (Nvidia Optimus) which I am fairly happy with. Since I will use the computer much more in the future, I would like to use it with an external monitor. I have ...
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69 views

No analog sound only HDMI 14.10

Xubuntu 14.10 (64), Slimbook NC11- Intel N2807 (Bay Trail?) , Uefi 32! Aptio Everything seems to work ok, but a sound... no analog option, only HDMI in Pavucontrol or alsamixer card detected, codec ...
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35 views

Ubuntu 14.04 hybrid graphics ati dual display

I can mirror my displays but extending the desktop results in display overlap as well as flickering. The second monitor is a 32" Samsung TV connected via HDMI and I am using ATI proprietary drivers ...
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0answers
42 views

Acer Aspire 5253 crashes when connecting external display

I have recently installed ubuntu 14.04.1 LTS on my step-brother's acer aspire 5253 and when i connect this external display the screen becomes "glitchy" and the computer stops responding. When I ...
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1answer
48 views

Ubuntu detects external hdmi screen and TV says its connected but nothing appears on tv screen

I have a HP G60 and a Sony Bravia KDL-32EX525, its almost unbeliavable that my hdmi isnt working because all the devices detect it but it doesnt show on screen. Im using Ubuntu 14.04.1 LTS and im ...
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10 views

Script switch to Audio and HDMI when clicked

I have a pc with the HDMI cable always connected. I need a script to switch audio from HDMI to Analogic audio and viceversa. Can someone help me? :D Thanks
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1answer
72 views

HDMI Audio output not working on Ubuntu 14.04

When I plug in the HDMI,the video works fine, but the sound does not. I've poked around and I think that the HDMI audio may not be being detected. When I ran aplay -l: **** List of PLAYBACK ...
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1answer
69 views

Dual monitors - HDMI Monitor doesn't display top menu bar

I have an Ubuntu 14.04.1 desktop that I recently built and I'm having issues getting my HDMI monitor to display correctly. I also have a DVI monitor that I've been using that I haven't had any trouble ...
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0answers
75 views

Ubuntu 14.04 does not recognise second monitor on HDMI

I'm pretty new to Ubuntu and beginning to get the hang of things, so please consider this in your reply. I've scoured the internet, but was unable to fix this specific problem. Problem: My Dell XPS17 ...
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0answers
21 views

14.04 lts hdmi audio is at full volume after restart

hi I need to have my volume set at 30% to avoid blowing my speakers, but when I boot it has not remembered this and plays full volume and nearly gives me a heart attack. is there anything I can do? I ...
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0answers
54 views

Triple Monitor on 14.04 with nVidia 710M

My laptop (Asus X552CL) has both an HDMI out and a VGA out, as well as the built in display. I'm using the proprietary nVidia driver version 340.58. Pretty quickly I realized that when a VGA cable ...
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0answers
134 views

Ubuntu 14.04 black screen on boot on my PC, when HDMI TV is ON!

My Pc, which is a dual boot Windows 7 & Ubuntu 14.04, is always linked to an LG TV through my HD 7970 HDMI port. I can never boot in Ubuntu while my TV is ON. I get a black screen, and I can't ...
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1answer
141 views

HDMI ports stopped working on 14.04 updates

Situation is that my zotac box only has an hdmi port for the monitor, so this problem is hard to trouble shoot. If I load the original 14.04 LTS on the zotac box I full monitor capabilities through ...
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51 views

External monitor's resolution too small with 14.04 via HDMI

My DELL 27inch monitor should be capable of 2560x1440 resolution. I've confirmed with Ubuntu 12.04 NVIDIA with DVI connection. Now on 14.04 Intel® HD 4600 with HDMI, the maximum resolution I see is ...
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65 views

Sony TV Monitor setup 1360x768 for HDMI

I try to setup 1360x768 monitor definitions for Sony Bravia TV KDL-32U2000. My only option is to use HDMI connection because my Intel NUC backbone computer has no other display port. Ubuntu 14.04 has ...
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72 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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2answers
176 views

Lubuntu 14.04.1 — no audio from HDMI

I recently put together a new computer as an HTPC. I've tried a few different flavors of Linux on it before settling on Lubuntu. The only problem? I can't get any sound out from the system whatsoever. ...
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13 views

How can i use Blackmagic intensity pro as TV tunercard

I have bought a Blackmagic Intensity Pro card for one of my customers. The card is working fine with HDMI but now his requirement is how can he watch some channels from a set-top BOX with Full HD ...
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0answers
31 views

Problems with Sound Ubuntu 14.04

I have this extrange problem: I have sound but it is at 100% all the time, the thing is that I can change it but it doesn't afect it i.e. I put it at 50% and still sounds like it is at 100% ...
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0answers
88 views

HDMI 4K not working with Intel HD

Under Ubuntu 14.04 the maximum resolution provided when my Samsung Series 7 Ultra is connected to a Sony UHD TV, is 1080p. I tried to add various mode lines with different refresh rates and updated to ...
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3answers
79 views

Xubuntu themes look ugly after hdmi cable is unplugged

I sometimes connect my laptop to an external monitor with an hdmi cable, and when I later unplug the cable, it causes a problem with the graphical theme in xubuntu (14.04). The window panes, panel, ...
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22 views

Toshiba 40" tv as a monitor, keep losing antialiasing

I have a toshiba 40" tv that ive been using as a monitor and have a strange issue. Every time I turn the tv off I lose all antialiasing in my session and have to restart compiz and sometimes relog to ...
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0answers
86 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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0answers
65 views

No Sound via HDMI on HP Pavillon dv6 Ubuntu 14.04

I have some trouble setting up the sound output on my old notebook via HDMI. Alsa Mixer is installed and the latest xorg driver for radeon too. HDMI output is shown in settings, can be selected. Alsa ...
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0answers
148 views

Problem on using multiple displays on Ubuntu 14.04.1 LTS

I have a laptop with an Intel integrated graphic card, i.e. id: display description: VGA compatible controller product: Haswell-ULT Integrated Graphics Controller vendor: Intel Corporation ...
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1answer
40 views

When connect with HDMI the speed of video is faster then usual

My nb is ASUS K450J, when connect with HDMI the speed of video is faster then usual. How to fix it. aplay -l **** List of PLAYBACK Hardware Devices **** card 0: HDMI [HDA Intel HDMI], device 3: HDMI ...
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1answer
175 views

Ubuntu 14.04 stopped detecting my HDMI montor

One normal day I started up my Acer Aspire (NVIDIA GEFORCE 720m) running Ubuntu 14.04 and the HDMI screen had stopped working. This has worked fine for ages and there is no reason I can see that it ...
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0answers
27 views

Saving Nvidia resolution settings

before I begin, I want to say that until now I have only used Windows OS and have no experience with linux at all. I have decided to make the switch to Ubuntu and installed 14.04.1. I am using a ...
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1answer
38 views

Grub: preferred video interface at boottime

My HDTV is connected through HDMI. My desktop through DVI. At boottime grub displays the bootmenu ( where I can choose for Windows or Linux) only on the HDMI interface. Since my TV is off during most ...
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0answers
308 views

LUBUNTU 14.10: HDMI not working Intel 4400, Lenovo u330p

I'm trying to use the HDMI port on my Lenovo U330p. It doesn't work at all, nothing happens when i plug the contact in. It seems as driver i915 is used and I'm not entirely sure that's the right one. ...
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2answers
77 views

Does HDMI require X in order to display?

I'm working with a user on a different question and I am beginning to wonder if I might be barking up the wrong tree. The original question deals with setting a script to run XMBC when the HDMI cable ...
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0answers
143 views

How to: External Monitor (HDMI)

I'm on a Dell xps l502x 64 dual boot machine. It worked on both, but I had a accident: the screen cracked, so after that I tried to use an external HDMI display as primary display. Now it only works ...
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1answer
251 views

14.04 - Nvidia HDMI problems

I'm running Gnome-shell 3.10 on Ubuntu 14.04 When I connect the monitor to the HDMI port, video is displayed, but mouse movement, and opening windows, causes some weird clipping effect. Connecting the ...
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0answers
33 views

See if motherboard has HDMI with CEC

is it possible to see if the motherboard has CEC support through HDMI? Running Ubuntu 14.04 Server I have a Asrock Q1900DC-ITX
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1answer
68 views

Run process when HDMI port active CEC

I got my HTPC/Server connected to my Denon receiver. I was wondering if it's possible to get a signal from the receiver when the HDMI channel is active so I can run XBMC when I change the source ...
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0answers
73 views

Why does Ubuntu freeze when connecting HDMI? [closed]

I've experienced this problem on three versions of Ubuntu. When I attach an HDMI connection to my laptop it freezes the entire system. (It does the same when detaching) Am I doing something ...
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1answer
33 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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0answers
76 views

configure Intel integrated graphics in thinkpad to drive external 4k display only, via HDMI, using xorg.conf

Using the interactive displays configuration tool from the Ubuntu desktop, I have successfully configured this Thinkpad X1 Carbon (2014) with its integrated Intel video to drive an external display at ...
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1answer
73 views

Can anybody explain me clearly that how to get ubuntu TV working..?

I have Samsung Smart TV 40 inch.. Smart HUB doesn't feel as good as Ubuntu TV, and I was wondering to install Ubuntu on my TV..But now I am not understanding the concept of Ubuntu TV clearly..I mean ...
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0answers
62 views

Dual monitor problem: desktops slide around when mouse is moved to bottom of screen or far right hand side

My desktop moves around on me. I have an HDTV connected to my laptop via HDMI, and after some initial hiccups with NVIDIA X Server Settings, I was able to get my two displays to display correctly. ...
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0answers
47 views

Ubuntu won't start when hdmi is plugged in

I have an issue with my 46" samsung touch screen. My computer is configured to start up and launch an app in full screen, everything is working well on my old screen but with the new one, ubuntu won't ...