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

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19 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 ...
3
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1answer
2k views

How do I output display at 2560x1080? (am trying to add modeline with xrandr)

I'm trying to use xrandr to add a custom resolution for my 2560x1080 AOC monitor. I've been given the VESA timings by the manufacturer (attached), but I'm not sure what I should be doing with them: ...
0
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0answers
7 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 ...
2
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3answers
3k 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
8 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
0
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1answer
26 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 ...
0
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1answer
37 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
40 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
17 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 ...
0
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1answer
115 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 ...
0
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0answers
110 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 ...
2
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1answer
3k views

Dual monitor connected to hdmi port not detecting on Dell Vostro 3750

I am using Dell Vostro 3750 laptop with 2 monitors. OS Kubuntu 13.04 1 monitor I connected with VGA and it is working fine. But another monitor connected to HDMI port is not detected. I connected ...
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0answers
90 views

Intel HD Audio, HDMI/DisplayPort is not working. But Analog Output is working in Ubuntu 14.10 [closed]

Output of command: sudo wget http://www.alsa-project.org/alsa-info.sh -O alsa-info.sh && bash alsa-info.sh ALSA info located at: ...
2
votes
4answers
8k views

HDMI connection to external monitor causes laptop screen blackout in 14.04, nvidia graphics

I have had some serious issues with my external monitor and graphics display since installing Ubuntu 14.04, and no one else seems to have had the exact same problem so I figured it best to post here. ...
0
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2answers
59 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, ...
0
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0answers
47 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 ...
0
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0answers
42 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 ...
2
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3answers
1k 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 ...
1
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1answer
142 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 ...
6
votes
3answers
4k views

Workspace 1 to laptop screen and Workspace 2 on HDMI connected TV?

I have two workspaces, which I need to function as below: Usually they function as usual two workspaces, but... When I connect a HDMI cable to my system I want to have workspace 1 display on laptop ...
0
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2answers
131 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. ...
0
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0answers
49 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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0answers
56 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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0answers
550 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 ...
0
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0answers
11 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 ...
1
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0answers
139 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 ...
0
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1answer
3k views

12.04 precise HDMI not working on ATI Radeon

This is precisely a 12.04 HDMI output problem, because it works for 11.10 - everything else are the same, only the OS version is different. The symptom is that on my HDMI output TV screen, it always ...
2
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2answers
4k views

No HDMI sound on ubuntu 13.10

I have my computer connected to my Sony TV, the HDMI video output works fine but I cant get the audio to work. I can see the HDMI output option in the sound settings but nothing happens. When I plug ...
0
votes
0answers
28 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% ...
0
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4answers
2k 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 ...
3
votes
2answers
6k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
1
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0answers
78 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 ...
2
votes
1answer
4k views

HDMI not detected Ubuntu 12.10 - ATI Radeon HD 6670

Brand new to Linux, so help a young blood out :-) (I'm a novice/hobby programmer, but completely new to Linux command syntax, etc) Brand new everything Rig. Fresh install of Ubuntu 12.10. Ubuntu ...
1
vote
1answer
3k views

Using HDMI to my TV all works fine but XBMC wont open to the TV only to the laptop screen?

Everything else works fine. It loads fine but then the HDMI connection drops and it goes to the Laptop screen. I've looked through settings and can't find alternate display methods other than Display ...
0
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2answers
76 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 ...
1
vote
3answers
111 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 ...
0
votes
0answers
18 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 ...
0
votes
0answers
71 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 ...
0
votes
0answers
58 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 ...
3
votes
1answer
237 views

Ubuntu 13.10 cannot recognizes HDMI

I've a DELL XPS 15 with NVidia Optimus tech, and after Ubuntu upgrade it can't recognize my HDMI/DisplayPort anymore. After connect my HDMI it just doesn't appear in my Display application. I know ...
0
votes
0answers
139 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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votes
0answers
39 views

Panasonic tc p50x1 720p, Intel Bay Trail graphics, overscan. I can't force a lower resolution. Help please

Ok, I've googled, looked about everywhere and I can't find anything to help. I can't turn off overscan with this tv. I see if i had nvidia or ati graphics i could shrink the desktop. I've used the ...
0
votes
1answer
37 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 ...
2
votes
1answer
237 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 ...
1
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1answer
335 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 ...
0
votes
1answer
37 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 ...
1
vote
3answers
955 views

Sound not working after ending HDMI connection

I have an HP Envy 15t-j000 installed with Ubuntu 13.10. When connecting my computer to a monitor via HDMI, I have no problem getting the sound to come from the monitor speakers. My problem is that ...
0
votes
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 ...
0
votes
1answer
45 views

Pandaboard not showing on hdmi display

We formatted our SD card and are tying to boot up the pandaboard. We see the LEDs (status1 and status2) blinking, but nothing shows up on the hdmi display except a greyish screen. It seems as if it ...
0
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0answers
258 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. ...