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

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5
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1answer
767 views

Ubuntu doesn't detect hdmi connection

Whenever I try to connect my laptop on my TV through HDMI connection, it doesn't work (VGA does). Here is the output for xrandr: Screen 0: minimum 320 x 200, current 1366 x 768, maximum 32767 x ...
4
votes
1answer
1k views

No audio through HDMI - nvidia gfx

I have read a lot of posts about this, mainly it is people with ATI cards or people that havnt got the option to choose HDMI audio. But it just ain't my problem, afaik. I have installed my Graphics ...
4
votes
1answer
2k views

Help Getting HDMI Output with Bumblebee

Running Ubuntu 12.04 64 bit. Gnome Shell as interface. Graphics card of nVidia GT555M. Drivers - Bumblebee and not nVidia's. Can get great VGA support (which is also on card) and optimal screen ...
3
votes
1answer
255 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 ...
3
votes
1answer
866 views

HDMI audio fails speaker-test

EDIT: This is not a duplicate of No sound on HDMI with Radeon driver. I have followed those instructions to update grub, and the problem persists. I'm having no luck getting HDMI audio to work. I've ...
3
votes
1answer
3k 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: ...
3
votes
1answer
479 views

GeForce 9300M GS hdmi audio not working

my laptop seems to no longer support audio over hdmi after upgrade from 10.04 to 12.04. lspci output: 00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07) ...
3
votes
1answer
701 views

HDMI sound without overscan on open-source drivers?

Is there a way to have a regular scanned display with audio via an HDMI connection on open-source drivers? Possibly a way to force DVI video output over HDMI instead of 1080p? Machine: Dell Studio ...
3
votes
1answer
560 views

Lenovo X1 - HDMI Output

I'm facing problems with HDMI output to my TV (Ölevia HD-TV). When I connect HDMI cable computer / tv I can see the detect each other, and on display configuration I can see the other display, but for ...
3
votes
1answer
151 views

TV Screen disconnect when playing sound over hdmi

I just spent hours to configure the sound to work with HDMI. My last problem is, when I start playing sound the TV screen goes on and off, like when you change the resolution. When I stop playing ...
2
votes
1answer
633 views

(Ubuntu 14.10) 3 Monitors on laptop with Intel HD Graphics 4000

I have an HP Touchsmart laptop that has a 3rd-gen Intel Core i3-3120M with integrated Intel HD Graphics 4000. I'd like to be able to use my internal display, an HDMI display, and a VGA display (I have ...
2
votes
1answer
134 views

HDMI issue with Macbook pro 8,1 on Ubuntu 14.04

I have a Macbook pro (MBP) 8,1 OSX version 10.7.5, and I'm am running Ubuntu 14.04 I have been trying to connect my MBP to my TV with my HDMI cable but it seems like Ubuntu does not detect anything ...
2
votes
1answer
348 views

Purple line on left side of screen when I use graphics card's hdmi port

My graphics card is a nVidia GeForce GTX 660 2GB. When I plug HDMI into mobo it works fine. When I plug it into the graphics card (with 2nd monitor too) it shows a purple vertical line on the left ...
2
votes
1answer
404 views

Bumblebee HDMI not detected

I try to use my TV connecting on my PC using HDMI cable. I installed bumblebee. I launch "lspci -v", and this is the ouput for my card : 01:00.0 VGA compatible controller: NVIDIA Corporation GF108M ...
2
votes
1answer
682 views

5.1 HDMI Mixed Channels, Stuttering/Choppy Audio

I've bought an Intel Core i3 4130 with a Gigabyte H87N-WIFI motherboard with the intention of creating an HTPC. I'm trying out Ubuntu 13.10 on a live USB and everything works except for 5.1 Surround ...
2
votes
1answer
479 views

HDMI automatically clones when connected, does not appear in “Displays”

I've been looking for days to figure out what is going on but I am completely lost. I am unable to control the screen settings on my external monitor (HDMI). The external display is not detected at ...
2
votes
1answer
698 views

Why is my HDMI audio not recognized?

On a previous installation my audio for HDMI did work, but on a fresh new install of Ubuntu desktop 13.04 my HDMI is not detected. My goal is to get HDMI + analog audio simultaneously. I am using ...
2
votes
1answer
4k 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 ...
2
votes
1answer
2k views

How do I disable dual screen after connect HDMI cable?

I plugged the HDMI connector and turned on the computer, but when the log in screen appears the laptop screen appears split in 2, one top and one bottom. The external monitor connected via HDMI works ...
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 ...
2
votes
1answer
1k views

Nvidia GTS 450 HDMI problem

Problem: I have a Nvidia GeForce GTS 450 video card and a Samsung TV Series 4 43 and I have it connected to my computer via a Mini HDMI cable and all the hardware works perfectly. I installed 12.04 ...
2
votes
1answer
1k views

Dell Inspiron HDMI not working

My Machine is a Dell make and the model is Inspiron-N5110 It has a Nvidia 540M graphics card in it. I cannot connect my laptop to the TV via HDMI and i tried installing bumblebee, nvidia-current, but ...
2
votes
1answer
2k views

No options for sound output

Newbie here. Trying out Ubuntu for kicks. I have a 10.04 Ubuntu system dual booting on my Windows 7 laptop, fully updated, an Asus A53S. I have an external Samsung monitor/tv hooked up via HDMI. ...
1
vote
1answer
27 views

Delayed system sounds

My SYSTEM audio is delayed, when I get a notification there is no sound, but there is a background buzzing that tells me the sound has become active. When testing sound I click Front Right all I hear ...
1
vote
1answer
67 views

Display unknown after nvidia driver update, resolution stuck at 800x600

I am currently running Ubuntu Gnome 15.04 I just installed the proprietary nvidia driver version 346 to resolve issues with another application and restarted my desktop to find that my main monitor is ...
1
vote
1answer
144 views

Ubuntu 14.04 Sound on HDMI output

I have Ubuntu 14.04 LTS. I have an issue with switching audio output to HDMI when an external monitor (TV) is connected. Here is my setup: I created "udev rule" 10-hdmi_sound.rules in ...
1
vote
1answer
314 views

How to find out the HDMI version supported

How can I find out which HDMI version the laptop supports, in particular if it is HDMI 1.3? Full story: I'm considering acquiring either a Dell U2414H or Dell U2515H/Dell U2715H (or similar) ...
1
vote
1answer
85 views

Latest Solution for Aspire D270

I was just given an Acer Aspire D270 (Atom N2600 and 1GB of RAM) netbook with a broken screen and would like to turn it into a streaming (and occasional USB thumb drive) video player for my projector ...
1
vote
1answer
1k 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 ...
1
vote
1answer
1k views

xrandr --addmode doesn't add to the wanted output (DVI-I-0), instead adding to HDMI-0

The monitor I use is a Samsung SyncMaster S24B300, and no matter what the heck I do, Ubuntu refuses to use 1920x1080 at 60hz for the output I want, despite my monitor (which is unrecognized by the ...
1
vote
1answer
808 views

Sound problems in Ubuntu 14.04

I am having problems using my audio ports in Ubuntu 14.04. I didnt notice this before, because I use wireless speakers and they use a USB port. But today I tried to use my headphones and I heard ...
0
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0answers
125 views

how to automatically initialize HDMI audio output

Every time i connect my 64 bit Ubuntu 14.04 laptop to the TV via HDMI, i have to run a bash command to make the HDMI audio output option visible in System Settings -> Sound : speaker-test -c 2 -r ...
0
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0answers
53 views

How to get HDMI sound devices inside LXC?

I created LXC container in 12.04.3 Server and installed Gnome Display Manager to it. Now GDM works well, but I don't have HDMI sound. ubuntu@quintilis:~$ aplay -l aplay: device_list:252: no ...
0
votes
0answers
178 views

Second screen not working with Kubuntu 14.4 or any other Ubuntu OS

I have an Nvidia Geforce graphics card and have been searching for weeks for a fix to get both screens working and have no idea how to fix this issue. Both screens are hooked up with HDMI cables. I am ...
0
votes
0answers
69 views

Occasional HDMI hiccups for a few seconds on NUC with Ubuntu 14.04

I have an Intel NUC system with Ubuntu 14.4 installed. Occasionally, the screen (a Philips TV connected using a HDMI cable) will go black and mute, then come back to life a few seconds after. I ...
0
votes
0answers
109 views

HDMI not recognized

I'm running Trusty on my G500 Lenovo laptop, with inter graphics. I just bought a DELL P2214H screen, but my computer recognizes only the VGA, trying to use the HDMI port (with a HDMI 2 Display Port ...
0
votes
0answers
48 views

WQHD HDMI GeForce 460M

I have the proprietary nvidia driver installed in Ubuntu 13.04. I have a toshiba qosmio laptop with the GeForce 460M GPU. In windows, I was able to use the configuration utility to successfully get it ...
0
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0answers
373 views

Installing NVIDIA drivers for GeForce GT 525M on 14.04

I've been trying to install NVIDIA drivers for 14.04 so I can use a HDMI output on my laptop. However each time that I have tried to install nvidia drivers my screen is blank after logging in. I've ...
0
votes
0answers
87 views

Problem with MBO that does not support HDMI sound

Processor is Intel G2010, but motherboard does not support sound through HDMI. Ubuntu 12.04 64bit. Problem arises when HDMI TV is connected; sound is still output through analog channel (and can be ...
0
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0answers
76 views

Multi screen inactivity suspend

I am new at this so please bear with me, My question is: I have two screens on my pc one 22" monitor and one 26" HDTV now the monitor is connected via a VGA port and the TV via a HDMI port both of ...
0
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0answers
177 views

Volume Buttons Not Working Ubuntu 14.04

Every time I hit my hotkeys for sound(and I rechecked the system settings, they are properly assigned), I don't get any action from them. Matter of fact, even when I manually go to mute my audio ...
0
votes
0answers
126 views

HDMI output stopped working 12.04 Precise

Seen this question quite a bit, but not none answered my problem. Suddenly - one day - HDMI stops working. When I connect to my Philips monitor, I get "No video input" - and then it enters sleep ...
0
votes
0answers
289 views

HDMI is not working after installing AMD Catalyst Control Center

I am running Ubuntu precise (12.04), 3.5.0 kernel with a dual monitor setu-up on AMD 6970 HD Cayman video card. My HDMI video output was working fine until I installed a dual monitor set-up and ...
0
votes
0answers
195 views

Where can I find vgaswitcheroo

I know its dupe and may seem dumb but Im a bit noob with linux. Basically my problem is that I can not locate the /sys/kernel/debug/vgaswitcheroo/switch folder. (And therefore can't use my HDMI ...
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0answers
111 views

TV as monitor overscans

My SHARP TV overscans. Every edge are out of the screen :-( I use Xubuntu 14.04. I have tried to solve the issue, but I wasn't able to do it. pc@roland:~$ xrandr -q Screen 0: minimum 320 x 200, ...
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0answers
123 views

Set global / persistent display resolution

I am trying to set resolution to 1024x768@60hz from boot -> login menu -> default desktop settings for user accounts. My system is connected via HDMI to the display, video card details (from lspci): ...
0
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0answers
201 views

Sound is not working in ubuntu 14.04 via headphones

I tried everything that I could to get it back, since I am very new to linux I couldn't help myself. When I am trying to connect external microphone it seems that system detects it but connecting ...
0
votes
0answers
26 views

Automatically set volume to 100% on HDMI plug in

I have recently used the script from this post to switch automatically between laptop speakers and HDMI audio output: http://askubuntu.com/a/395746/284902 . It works perfect, however, does anyone know ...
0
votes
0answers
306 views

Can't set HDMI audio as default device

I've got a new laptop with an Nvidia GT750M graphics chip, and can't seem to get HDMI audio output working. An option for 'HDMI/DisplayPort' audio output is in my sound menu, but no test sounds will ...
0
votes
0answers
2k views

Dell Inspiron HDMI not working Inspiron-N5110

I`m now install ubuntu 12.10 the problem cannot connect my laptop to the TV via HDMI i read the this post problem to find setep one /etc/bumblebee/bumblebee.conf This folder ("bumblebee") does not ...