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

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Could not switch the monitor configuration could not set the configuration for CRTC 64

I have ubuntu 15.04 whenever I connect the HDMI, it just doesnt work, I get the error: Could not switch the monitor configuration could not set the configuration for CRTC 64 Nvidia driver is already ...
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1answer
9 views

HDMI display just stopped working

I am using Ubuntu (Kodibuntu actually, which is a flavor of Trusty) and I connected my display via HDMI. This has been working for years but today the display just stopped working. I can see the ...
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1answer
22 views

Firefox doesn't play audio

To be clear, the audio on my laptop is working just fine. Other applications in Ubuntu play sounds as expected. Firefox, however, won't output any audio through the native speakers or headphones. ...
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0answers
11 views

Audio over HDMI to receiver + 2 DVI monitors (NVIDIA)

It’s difficult to phrase my question succinctly since it I seem to strike new problems at every turn. The above title is what I’m currently trying to achieve, but the overall aim is to get 5.1 audio ...
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0answers
8 views

Ubuntu Mate For Rpi2 default resolution can't be changed

I have installed Ubuntu Mate 15.04 on my brand new RPI2 and the default resolution in the HDMI port is very small and can't be changed using system default display window. But when I play video using ...
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0answers
18 views

No signal on HDMI connected screen, but is detected in xrandr

I recently installed ubuntu 14.04 on my (old) Dell Vostro 3500 laptop. I have been struggling to get my hybrid graphical card working. At the moment I just use my integrated intel gpu, not my nvidia ...
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0answers
11 views

HDMI audio only works when X is started with KeepTty

I have my Ubuntu 15.04 installation setup to boot into the console, and then I manually startx when I need X. My machine has an nvidia card (346.82 drivers from distro) that is connected to a ...
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1answer
25 views

How to correctly detect hdmi port in 14.04 with onboard radeon 1200 to enable hdmi audio?

After upgrading from 12.04, i get no audio device from HDMI. Altough the display itself is working, seems that it doesn't even detect it as HDMI, but as DVI instead: mrguga@mrguga-server:~$ xrandr ...
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20 views

HDMI cable causes extreme video lag in Ubuntu?

I have a 42" Vizio TV hooked up to a Thinkpad E550 (running Ubuntu 14.04). When I hook up these two devices with a VGA chord, everything is perfectly fine; however, when I hook these two devices up ...
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0answers
25 views

ERROR : could not set the configuration for CRTC 64 any idea? 15.04

I have been trying to connect the Hdmi to my laptop so i watch movies on the LED but whenever i connect it, I only get audio but not the video and only the wallpaper appears on the LED,when i ...
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3answers
43 views

HDMI monitor stuck in 800x600 resolution

I turned my computer on and the internet wasn’t working (Ethernet cable) so I restarted and it came back online. after the restart my HDMI screen (my main screen) I am using two screens went to ...
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35 views

second monitor (4k seiki TV) shows “no signal” after going to sleep (Linux only)

I have a Dell Optiplex 9020 with an NVIDIA 750GTX video card. There is a Dell 24" monitor attached to a display port, and a Seiki 39" 4k TV attached as the second monitor. The system works with ...
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0answers
25 views

Why is there no TV sound using DisplayPort/HDMI converter on Latitude E6500 running 14.04?

I converted my Dell E6500 laptop from Win7 to Ubuntu 14.04. Works great except there's no sound from my TV when I connect it to a DisplayPort/HDMI converter. The sound worked under Win7, so hardware ...
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votes
1answer
39 views

Kubuntu 15.04 HDMI to LCD works, HDTV does not

I've been at if for hours with no joy on this one so I'm posting my first question ever tonight. New install of Kubuntu 15.04 on a Dell Precision M6600 with nVidia Quadro 3000M video. Samsung LCD ...
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1answer
67 views

No sound on chrome (Only) after using an HDMI cable

I used a hdmi cable to broadcast some youtube content to my tv (using chrome). I had to change the sound output from "speakers" to "hdmi" to have it on the tv. Now, there is no sound on my computer ...
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0answers
11 views

When playing music through hdmi it stutters

I use Ubuntu 14.04 lts on the laptop. I have connected the laptop to a TV using hdmi and sound through home theater. When I am playing the music, the display turns off for a second along with that the ...
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0answers
27 views

Monitor Causing Ubuntu to Freeze Up

I have an AOC all in one monitor with three operation modes (DSUB, HDMI, and ANDROID). The monitor does work with Ubuntu partially. What I mean is that when I connect the DSUB (I don't have an HDMI ...
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33 views

HDMI works with LIVE USB but not installed Ubuntu

I have a bootable LIVE usb stick with Ubuntu Mate on it. When I boot up my machine with the Live USB, my hdmi output to my 32 inch Samsung TV works perfectly with default settings. After installing ...
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2answers
28 views

when i close my laptop lid my secund screen requiers password when set to do nothing

I'm new to Linux using Ubuntu 14.04.2 LTS 64-bit and using a Fujitsu lifebook a series. When I close my laptop lid while trying to watch a movie on my TV with the HDMI cable. the screen requires my ...
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0answers
45 views

Using both HDMI and VGA on ubuntu

I have two external displays that I wish to connect to my laptop using xubuntu 14. One connected to my HDMI port and one to my vga. The monitors are identical (Benq G2220HD). When I try to connect a ...
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2answers
136 views

Not available native resolution 2560x1440 (Display: DELL U2515H, GPU: nVidia GF550Ti, Ubuntu 15.04)

My display is a DELL U2515H. I have a nVidia GF550Ti GPU, and both should support the native resolution of 2560 x 1440 over HDMI. But highest resolution ubuntu detected automatically is 2048 x 1152. ...
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0answers
23 views

HDMI Input not outputting sound

Using an Alienware M17xR5 with Ubuntu 14.04 installed. I have connected my PS3 to the laptop using HDMI Input slot on the laptop. After pressing the HDMI IN key on the laptop the typical PS3 desktop ...
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1answer
26 views

How to change cmdline variables on boot or first boot

Not sure if this is the correct place to ask this question. I am running Ubuntu 12.10 on an EMB-3500 board. Its is an I.MX6Q. So my U-Boot saves the evn variable for my video as a development ...
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0answers
79 views

No correct resolution after installing nvidia drivers

I recently installed the relevant nvidia drivers via the edgers ppa, and it definitely worked because my frame rate in minecraft went from 10 to over 200. But the problem now is that the resolution is ...
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0answers
36 views

SAA7130 based hdmi video capture linux

I need to experiment with HD video capture to provide to the open source world a decent video switching software (like the old and glorious DVSwitch). There are cards with HDMI inputs from black ...
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0answers
22 views

Is there a fix for Corsair Link

been trying to create new resolution output mode using: sudo xrandr --newmode "1368x768_60.00" 84.75 1360 1432 1568 1776 768 771 781 798 -hsync+vsync This is what I get: xrandr: Failed to ...
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0answers
54 views

Ubuntu not using external monitor by default

Okay, because I couldn't think of a better way to title this question, I'm going to try and describe my issue in detail here. I like to use my laptop as a desktop; I have an external keyboard and ...
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0answers
22 views

Default sound not working

I have two nearly identical Ubuntu (Mythbuntu 14.04.2) home theater machines. After setting up the first one, sound worked in MythTV, but not in other programs. I created the .asoundrc file and set ...
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0answers
93 views

Ubuntu not displaying with HDMI output and Nvidia GTX970

I'm trying to install Ubuntu 15.04 in my new computer. I'm using the HDMI output of a Nvidia GTX970 to display it but, after the GRUB menu, nothing else is displayed, so I can't even install the OS or ...
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0answers
45 views

Xubuntu 14.04 disables video output when disconneting / reconnecting a HDMI monitor

On Xubuntu 13.10 when I disconnect a screen connected on the HDMI output of my computer and then reconnect it, the signal directly comes back to the screen and I can continue to work. On Xubuntu ...
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0answers
36 views

My cursor is changing it's size when it's over Ubuntu UI

I have two displays: One on my laptop: 15 inch 4K One connected by HDMI: 27 inch Full HD I keep my laptop cover closed, and I'm using only HDMI connected monitor, Full HD. My problem is, no matter ...
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0answers
22 views

Display attached via mini-HDMI only found when it's on at start up

I have a TV attached via mini-HDMI to my NVIDIA graphics card. Everything works fine except that nvidia-settings only shows that display if it is turned on while Ubuntu is starting. If it is off and I ...
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2answers
41 views

HDMI: TV crops 16:9 from graphics card, 1-2 cm of image borders missing

The graphics card (Intel Iris graphics 6100) sends 16:9 video to the TV. 1-2 cm of its borders are cropped. How can I correct this?
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1answer
110 views

How to Connecting laptop to LCD TV using HDMI

I have a TV and I would like to connect my Ubuntu 14.04 laptop to it via HDMI. When I connect HDMI cables between both devices I see am able to detect both devices in my display settings in Ubuntu. ...
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0answers
66 views

Linux Ubuntu HDMI screen detected but not showing (GT 525M

After searching every solution possible nothing seems to work for me. WHen i do nvidia-settings it shows the screen detected but i receive no output from the screen. In addition following this HDMI ...
0
votes
1answer
70 views

Thinkpad W520 DisplayPort/HDMI sound

On my Thinkpad w520 with Nvidia Optimus (using Nvidia properietary drivers) I connected an external monitor via DisplayPort, using a Displayport -> HDMI adapter cable. The monitor has integrated ...
2
votes
1answer
50 views

Edit files on written SD Card (on Ubuntu laptop, edit boot files for Raspberry Pi)

I have just set up my Raspberry Pi and get a no signal when it is attached through a HDMI cable. I've seen that this is not uncommon and requires you to enter hdmi_force_hotplug=1 and hdmi_safe=1 in ...
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0answers
33 views

Xorg CPU usages High

I am facing the issue with Xorg. My application is playing content in chrome browser. After some time some how xorg cpu usages reach to 90% and stop displaying the content. I tried couple of things ...
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0answers
63 views

Digital audio does not work

I am having problems getting S/PDIF and HDMI audio working on Ubuntu 15.04. The S/PDIF output shows up in "System Settings > Sound", but no sound is outputted. The HDMI output does not show up. I ...
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0answers
17 views

Ubuntu LiveCD won't connect to HDMI

Laptop: Acer Aspire Ubuntu: 15.04 [I think], Live CD. [Don't ask why.] TV: Panasonic TV [Unknown exact specifications.] Please help!
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0answers
50 views

Ubuntu 14.04 Freeze Problem with HDMI

I run Ubuntu 14.04 alongside with Windows 7. When i connect my Dell Xps L502X from Windows 7 to the TV with HDMI cable it works perfect but when I try to do exactly the same thing with Ubuntu, it ...
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1answer
50 views

Kubuntu switch to headphone when connected

I have installed Kubuntu 14.04.2 using the 3.19.6 kernel on an Asus Chromebox. When I am in desktop mode, I couldn't hear any sounds. This is a list of the devices: **** List of PLAYBACK Hardware ...
2
votes
0answers
23 views

Audio through iec958 super quiet

I've tried a lot of things I can find, but nothing helps. Problem in Ubuntu 14.04: Audio plays fine through HDMI, but not through s/pdif. When I unlock and raise the left front or right front ...
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0answers
17 views

touch on NEC monitor with TUIO doesn't work

I have a monitor NEC P553 SST that use TUIO protocol and pc zotac with processor intel i3 with ubuntu 12.04. They are connected with HDMI. To use the touch, the monitor manual tells to turn off ...
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0answers
107 views

lubuntu 14.04: HDMI sound not working, fixes on forum won't work either

I'm running Kodibuntu, which is on the basis of Lubuntu 14.04 My HDMI is not feeding sound to my tv, but it is feeding video. The root of this problem must be in Lubuntu so what I am trying to do ...
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3answers
106 views

does not detect my sound card HDMI

Mainly, the sound only heard in the computer and not on TV, I have no problems with the video, it works correctly. Ubuntu never detect my sound card hdmi. commands: aplay -l results: **** Lista ...
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0answers
61 views

ubuntu 14.04 HDMI wrong resolution

I recently purchased a NVIDIA GTX960 and having issue with my secondary monitory connected by hdmi cable ( using HDMI to VGA converter ). The monitor in question is Acer X233H and has resolution of ...
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3answers
220 views

Dual monitor problem (only 1 monitor displays) [closed]

so I have 2 working monitors, and after installing Linux ChaletOS x64 (based on Ubuntu 14.04) only one of them is displaying. Now at 1st neither would show anything pass the bios, so i changed them ...
3
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1answer
76 views

Using AMD graphics card with Ubuntu (Sound)

I understand this has been asked few times and I've read through few threads as swell but I didn't understand everything: I've read AMD graphics drivers and fglrx: No matching Device section for ...
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0answers
25 views

no sound from hdmi

I can't manage to have my sound go through my video-projector plugged in through HDMI. I've tried several answers here on the forum and none seem to work. Here is my aplay -l: card 0: HDMI [HDA ...