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

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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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406 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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106 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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184 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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193 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
55 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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1answer
166 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
172 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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98 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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102 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 ...
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29 views

How do I completely update my ubuntu software?

This is a dual fold question. May someone guide me to the right source? When m Ubuntu was instailled, it overwrote Windows 8, but partially. I wanted Windows 8 completely gone. I can tell that Ubuntu ...
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1answer
259 views

HDMI Audio output in FGLRX

Just made the transition to Ubuntu 14.04 LTS. I use my laptop as a gaming machine on the rare occasion and as a media streamer therefore I use it via HDMI on my TV. After the transition to Linux, i ...
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1answer
280 views

HDMI stops working with my new Acer aspire E3-112

I bourght a new Acer Aspire E3-112. I use external screens both at home and at work. After installing Ubuntu everyting worked. I used it at home and at work. The second day when I got home the ...
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1answer
2k views

Why is there no sound through HDMI in Lubuntu 14.04 on an Intel NUC DN2820FYKH?

I cannot get sound via HDMI from my NUC DN2820FYKH. tried this but settings are not accessible from the Lububnu menu: lubuntu 14.04 hdmi no sound on tv tried this but doesn't work: Intel NUC No ...
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110 views

2nd external monitor ubuntu14.04 acer aspire e1-571g

I've plugged in second external monitor to my laptop (so I've got 3 monitors in total). I've plugged one to HDMI, and other to vga port. The OS does see both monitors, but one of them is disabled in ...
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69 views

Ubuntu showing problems in connecting two external monitor

I am working with Ubuntu 14.04 on Dell E7240. I have connected two external Dell monitors E2211Hb but they both are not working simultaneously. Yesterday both were working fine and after some time one ...
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296 views

Ubuntu 14.04 no HDMI Sound (AMD Radeon R9 M265X)

I have a toshiba laptop featuring an AMD R9 M265X Hybrid graphics. At the moment I'm using AMD proprietary drivers but I did also tried to get it to work with the open source driver. On the sound ...
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1answer
294 views

GT 630 Nvidia card HDMI sound stops working on 14.04

Ok I've read all the other post similar to mine and is not the same case so I will present the one I have. My video card is a Nvidia 630GT configured with the .xorg drivers it was working properly ...
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1answer
290 views

Micro-HDMI to VGA adapter does not work with Ubuntu on Lenovo Yoga 2 Pro

I installed Ubuntu 14.10 on my new Lenovo Yoga 2 Pro (following the receipt from Ubuntu on Lenovo Yoga 2 Pro) and all works fine except the micro-HDMI to VGA adapter, to conect to external displays. ...
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107 views

HDMI Monitor Signal Lost after login screen

I am using KDE Desktop, everything up to date. I just installed a Geforce 210 1Gb memory with HDMI output in order to connect to my Asus monitor. I also installed Nvidia propietary drivers (331.38). ...
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96 views

HDMI Issue - Can't disconnect from TV/External Display

So here is the situation.. When I first came back to ubuntu (14.04) I experienced a fail at wake from suspention. My Hp Pavilion G4 would turn on as expected but screen would be off (not blank, ...
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55 views

hdmi makes screen black ubuntu 12.04

my HDMI port is connecting to the tv. But every time I press a button on the keyboard the screen on both the tv and the computer go black and have to restart my computer. things that might be ...
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1answer
485 views

How can I change audio output to HDMI from command line?

Backstory This thread suggests pacmd list-sinks and switching to a different sink with pacmd set-default-sink "SINKNAME", but my laptop only appears to have 1 sink, so that didn't help me. This ...
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90 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
172 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
50 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
278 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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69 views

Setting pulseaudio's default device to analog out

I'm having problems with setting default audio out to analog output. basically i have two devices. Internal mobo sound card and graphics card with HDMI output, which have their own sound system. I ...
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0answers
162 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 ...
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166 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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62 views

Mini DP -> HDMI no sound

I am a newby with Ubuntu (14.04). I have a Lenovo T440s and I try to connect it with my TV with a HDMI cable (Display Port Adapter to HDMI). I get video on TV but no sound. Also in the sound ...
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90 views

Ubuntu 14.04 external monitor always reconnect

I just updated my Ubuntu 13.04-x64 to the new one 14.04.-x64. The installer asked me if I wanted to keep home-path / programs/ configs. So I did. Now my external HDMI output seems to cause trouble. I ...
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46 views

Screen stops working after running the install-css.sh script to enable DVD support

I've done some research on this, but so far I've found little that seems relevant to my problem. The closest is at https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=711237, but the workaround that ...
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57 views

Screen Adjustment (height and weight)

I hate windows and i have been using Ubuntu for about 3 months. I only have one problem. When I connect to a TV and select only secondary screen (via super+p) it just doesn't fit properly. I mean i ...
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1answer
93 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 ...
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252 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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0answers
50 views

after disconnecting HDMI cable, the screen flashes

I have 12.10 Ubuntu installed on DELL XPS17 laptop. I have problem that after disconnecting HDMI cable, the screen flashes each time I press any key on the keyboard. I tried to do unity restart, but ...
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0answers
159 views

TV won't display proper resolution correctly

I have looked around on here for a solution to my problem, but I can find none. I'm currently using Ubuntu 14.04 LTS with all of the latest package updates on my laptop. I'm trying to connect the ...
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37 views

PulseAudio configuration: Option to have two output drivers

I recently installed Ubuntu in my computer, old 'n slow, and decided to install skype to talk with my friends and family. Unfortunately, I want to Skype give me options about what audio output should ...
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1answer
139 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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0answers
90 views

How to change default monitor

I have an Asus laptop with intergrated intel graphics and a nvidia GEFORCE GTX 760m. Im using the intergrated monitor aswell as a monitor hooked up with HDMI. They're both working fine i just can't ...
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1answer
99 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, not because I'm into that kind of thing) and had to play with the resolutions a bit to get it to run at ...
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2answers
1k 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
387 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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14 views

Monitor identifier won't disappear after updgrade to Ubuntu Studio 14.04

I have my TV plugged into the HDMI port of my laptop, and have them both displaying the same thing. There's a tab at the bottom, in the middle (saying display: HDMI1 and the resolution). I'm not sure ...
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159 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
76 views

Can I use an additional HDMI monitor with Lubuntu 12.04?

I have a PC with Lubuntu 12.04 with an Intel GMA 4500 graphics card connected via HDMI to a TV. The TV is detected, but when I try to activate it from the management interface nothing happens. The TV ...
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190 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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0answers
90 views

HDMI TV doesn't receive signal while using a Nvidia 9600M GT

I'm attempting to have my TV be my sole display through HDMI. I have a HP DV7 with a Nvidia 9600M Gt GPU. After navigating to System Setting and Displays, I'm still unable to get a signal to my TV. ...
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3answers
1k 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 ...