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

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132 views

Hybrid Graphics / HDMI Screen redraw Wierdness

I have searched extensively on this problem but have not encountered a work solution yet. Please can someone help? I have HP tm2 2050ea laptop. It has hybrid Intel / AMD graphics. It is caught ...
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1answer
305 views

Connected to 1080p TV, Scaling on laptop wrong

im using a Lenovo Thinkpad edge 13, Turion neo x2 L625 1.6ghz, 2gb 5300 ram. I wanted to try connecting it to my LG 42" lcd tv, everything worked good, mouse was sliding between screens and ...
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1answer
60 views

Will Ubuntu support my machine features? [closed]

I'm looking to download and install the latest version of Ubuntu to replace the current version of Windows I had pre-installed on my machine when bought it. I have some really neat features on the ...
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1answer
951 views

What might cause xrandr to not detect my HDMI?

With Ubuntu 14.04 and my new System76 laptop. I shut down after being connected to a monitor at home. Came into work and connected to a monitor. The monitor was not detected in All Settings -> ...
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0answers
305 views

Second screen not disconnecting (HDMI)

I have an HP Pavilion TouchSmart laptop running Ubuntu 14.04.1 I usually connect a second display via HDMI which worked fine until today. I can connect the display fine and everything auto-...
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0answers
257 views

Crackling sound on HDMI ATI HD7790 Ubuntu 14.04

I am new on Linux but I try to start use, however this if my first big problem. On my card I am not able to use HDMI for sound. I have crackling sound. This is info about my hardware: 1) By typing ...
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0answers
447 views

No HDMI video output from GeForce GT 330M - Ubuntu 14.04 LTS

I have a Dell Vostro with an Nvidia graphics card. Although the VGA output works fine, when I connect up a monitor on the HDMI output, Ubuntu (14.04 LTS) recognises it, but the screen is blank (no ...
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1answer
219 views

Ubuntu 14.04 - HDMI connection causes horizontal split

Running Ubuntu 14.04 on a Lenovo Edge 535 laptop. When I connect my HDMI cable in order to connect the laptop to the TV the screen splits horizontally and the OS becomes unresponsive. Screenshot: ...
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1answer
198 views

Laptop Displays on External Monitor by Default

I was running Windows 98 through virtualbox (to play an old game that doesn't work on wine) and had to play with the resolutions a bit to get it to run at 800x600 (or less) on a monitor through HDMI. ...
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2answers
11k views

HDMI with Nvidia propietary drivers on 14.04.1

I use Nvidia propietary drivers on 14.04.1, I want to use HDMI on a TV. I connect the cable, but I see another desktop and can't listen to audio, I would want to hear the pc audio and see the same as ...
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1answer
2k views

Very low mic volume on ubuntu 14.04 LTS

I have tried answers suggested in the earlier similar question and as I am just starting with Ubuntu after a long time , I hope some one will be able to help me There is very very low mic volume on ...
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0answers
320 views

Ubuntu 14.04 Second Monitor Not Detected through DVI, but detected through VGA cable

I used to connect a 24" monitor to my laptop, equipped with GeForce410M, through HDMI cable. It sometimes had problems with detecting the monitor, but after a restart it managed to detect. Today the ...
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0answers
350 views

Ubuntu 14.04 HDMI UDev Rule

I have tried multiple variations to this script but I cannot get it to work. The UDEV Rule fires the script and the script exectutes but simply does not change the audio profile. If I run the script ...
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3answers
3k views

HDMI Video on Ubuntu 14.04

I have a Dell 3750 Vostro laptop running Ubuntu 14.04 LTS with an NVIDIA GT 525M graphics card. I recently purchased an external monitor, which has both HDMI and VGA input. The VGA input works ...
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1answer
182 views

Raspbery PI vid config for use in Ubuntu

This is another post in the numerous questions of "how to connect ubuntu to my TV". However, previous answers did not cover my scenario. SO, to start with, I do not have nVidia / descrete graphics ...
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1answer
966 views

How stop graphics from being slow despite latest NVIDIA drivers?

Time for yet another graphics card Q. Sorry in advance, but I have tried what I take to be the 'normal' way already (see below), so here it goes: I have an Intel Atom D525 1.8GHz with a discrete ...
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1answer
212 views

Audio device changes on reboot

I'm using Ubuntu with Rise Vision for digital signage at our company. Its hooked up to a HDMI display with audio coming through the display. Its been working great until the end of summer after ...
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2answers
10k views

Laptop-TV sync problems in ubuntu 14.04

I am using Dell Inspiron N4010 Laptop. Recently I have upgraded from Ubuntu 12.04 to Ubuntu 14.04. When I connect my laptop to my Sony Bravia Television through HDMI cable I can see my desktop ...
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1answer
313 views

Change startup resolution Unbutu server [duplicate]

I'm totally new at Unbutu/Lynux. I've installed the server on an old pentium 4 with 1gb of ram. The problem is that the monitor (Samasung LED 3d TV through HDMI) gives the message this resolution isn'...
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0answers
139 views

Macbook Pro7,1 Ubuntu 14.04 external monitor

I have a macbook pro7,1 and I have just installed ubuntu 14.04. I try to connect it to an external Asus monitor, using a mini-display(thunderbolt) to HDMI wire. I get an error message saying: "...
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0answers
92 views

laptop sees two connections when HD TV is plugged, but no image

With Apple Macbook Air 1,1 (Early 2008) and Ubuntu 12.04 with kernel Linux 3.2.0-68-generic-pae, when I connect it to an HD TV via the micro-DVI to DVI (Apple adapter) --> DVI to HDMI (I tried two ...
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1answer
816 views

Gnome 14.04 64-bit: HDMI Resolution 1920x1080 but displayed as 640x480

I just did a fresh install of ubuntu gnome 14.04 64 bit. During the installation I had my 22" screen attached to it and the image looked good and no problems at all. Problem I connected my tv with ...
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1answer
1k views

Configuring multiple monitors to use Custom EDIDs

A few months ago, I purchased a Korean 1440p monitor - the X-Star DP2710 LED. Out of the box, it does not work correctly with Ubuntu, which detects a corrupted EDID over the DVI cable, and refuses to ...
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1answer
944 views

ubuntu Server asus chromebox won't boot unless I have a hdmi display plugged in

So I installed Ubuntu Server on my Asus Chromebox, all works great except I have a strange issue. Ubuntu won't boot unless I have a hdmi display plugged in I've tested this over and over. If I plug ...
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1answer
2k views

Ubuntu 14.04 Dell XPS15 HDMI Not Detected

After some actualization my HDMI died. Can someone help me ? Ubuntu 14.04 LTS Dell XPS15 l502x Graphic Driver X.org X server - Noveau -- On system config / displays .::. only appears the ...
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8answers
9k views

Nvidia X Server Settings only shows 1 screen (laptop + external monitor connected)

I have recently installed a new copy of Ubuntu 14.04 on my Dell M3800 which has Nvidia Quadro K1100M graphics card. Later I also connected my external monitor via HDMI (HDMI to DVI connector). Then ...
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0answers
483 views

Ubuntu 14.04 64-bit: Resolution reset after reboot / HDMI display wrong colors

Situation I have attached my pc, which has a nvidia geforce GT-610 graphics card, to my samsung led tv with an hdmi cable. I have ubuntu 14.04 installed. Problem The image doesn't seem to be ...
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1answer
139 views

HDMI Output Not Working Properly

Excuse my bad photographs but hopefully they help to illustrate the problems I'm having. The colour is messed up and does not look as it should. In addition to this I also do not have any audio output ...
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0answers
357 views

High pitch sound from tv conected to hdmi

Audio does work but there is a high pitched sound coming from the tv when it is connected and selected as sound output via hdmi in ubuntu 14.04. I have not tinkered with any drivers or sound configs. ...
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3answers
439 views

HDMI sound out only sends left speaker

I have my 14.04 machine hooked up to my Sony Bravia TV via HDMI. When I tests the left and right speaker I only get a sound when I click on the left speaker. My TV has stereo output to my amp so sound ...
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4answers
19k views

Unable to get audio through HDMI connection to TV with Ubuntu 14.04

I'm having trouble getting audio through my TV which is connected via HDMI. The item is available (HDMI / DisplayPort 2) via sound settings, but it doesn't play any sound. I'm able to get the volume ...
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0answers
250 views

Multiple Monitors Detect Add Remove Laptop Auto Change Nvidia X Server Settings

Physical Setup; 4 monitors, 1 laptop, 1 hdmi switch box, 1 graphics card used for all 4 displays. Monitors listed in nvidia x server settings as; CRT-0, DFP-1, DFP-3, DFP-4. Short description of ...
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1answer
3k views

Error installing oem-audio-hda-daily-dkms while getting HDMI audio to work on TV

I am trying to connect my 64 bit Ubuntu 14.04 Dell Inspiron laptop to my Sony LCD TV with HDMI. The video works, but the audio does not. It continues to give audio from the laptop, not from the TV. ...
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2answers
1k views

Turn Monitor Back On after xrandr

I keep my Laptop PC always connected to my HDMI tv. When I am watching a movie on the tv, i use the command xrandr --output LVDS1 --off to turn my laptop screen Off (it is annoying to see the movie on ...
2
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0answers
1k views

No sound on any web browser [closed]

I was using my laptop to play Youtube on my TV. I had no problems. It was going through my HDMI and I was using the cable to play sound through the TV. I disconnected the cable and since then there ...
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votes
5answers
17k views

Overscanning picture problem using HDMI with Intel Graphics

When I use my laptops HDMI on a TV the TV overscales the picture (~5-10% is missing at the edges). There is no option on the TV (sporting a 720p resolution btw). The comp is running Intel HD Graphics ...
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0answers
523 views

Problems with HDMI output resolution using Xubuntu 14.04

I got a problem using Xubuntu 14.04 LTS while connecting it to the HDMI port from a Samsung LN40R81. Straight to the point, the resolution is lower than the required (1366 x 768). This resolution ...
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1answer
877 views

How to choose default output port (boot screen) in a nvidia card?

I have a NVida card and binary drivers. I have my monitor connected at the vga port and the TV at the HDMI port. When the computer boots, the grub menu and sometimes the login screen goes to the TV (...
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votes
1answer
753 views

external HDMI monitor turns off after a few minutes

When connecting my 14.04 ubuntu laptop with HDMI to my TV, the image is turned off after a few minutes, even when connected to the power. I then move the mouse and the image returns. How can I prevent ...
2
votes
0answers
560 views

Second monitor no longer working on Ubuntu 14.04 [Intel]

My laptop is an Acer Aspire M and I used to connect a second monitor through hdmi regularly. About a month ago, it simply stopped working. I don't really know anything I can do, so any help would be ...
0
votes
1answer
192 views

HDMI TV Issues with Acer V3-571 laptop

Im a complete Linux novice. Iv installed Mint today on my laptop. So far so good. However Im having a few teething issues with regards to my HDMI connection. When I connect to my TV via HDMI the TV ...
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0answers
196 views

External Display HDMI out not working

I know this may be a stupid question but are Samsung monitors supported in Ubuntu? I ask because I've recently switched over from windows to Ubuntu 14.04 on my laptop. I have a Samsung monitor I user ...
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0answers
894 views

Why is XBMC failing to play audio from my HDMI port?

I have the following setup: Ubuntu 14.04 Server Latest Nvidia video drivers ALSA installed PulseAudio NOT installed XBMC 13.1 Gotham installed The problem: running speaker-test -c2 -D plughw:1,7 ...
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0answers
1k views

HDMI connection between TV and a laptop with Ubuntu (14.04) + NVIDIA Optimus possible?

Question briefly: Is it possible to connect a Ubuntu laptop with NVIDIA Optimus to a TV via HDMI connection? The connection should also have sounds included, because otherwise it would be easier just ...
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3answers
5k views

Ubuntu 14.04 Pulseaudio in HDMI sound crackling

I've recently change my PC OS from MS to Ubuntu. Ubuntu 14.04 can correctly find my HDMI audio but with terrible echo and crackling sound. I fix the echo issue by following the guide here: Sound ...
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1answer
366 views

How do I use multiple laptops as external display over network?

I have a relatively powerful computer (8gb ram, 64bit, quad core) and I can easily drive three monitors, my tv over hdmi, my 17 inch hd internal laptop display, and an external hd display. I have (...
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votes
1answer
118 views

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 ...
2
votes
0answers
297 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
votes
1answer
535 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
236 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). ...