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

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12 views

Only analog sound device in 15.04, HDMI device was accessible before

as the title suggests I can't choose HDMI audio output anymore, the only available sound device is analog. I could choose HDMI audio output before, but now it is missing.
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9 views

ubuntu 14.04 no sound using hdmi (C210 Series Chipset Family High)

I'm not original in my question and nevertheless, I couldnt find a solution in the internet. Ubuntu 14.04 wont make any sound when connected via hdmi to my tv. could someone help me? I think I tried ...
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0answers
22 views

Xubuntu 15.04, no sound through HDMI

I've just installed Xubuntu 15.04 in my Dell laptop after using Ubuntu for over 2 years. I can't get the sound to work in my Samsung monitor, which is connected to the laptop through its HDMI port. It ...
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0answers
8 views

Lost HDMI sound somehow

A few days ago, everything with my HDMI was working fine - sound and video. Yesterday, PulseAudio Volume Control no longer detects HDMI output as an audio output - video still works fine. I don't ...
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0answers
7 views

How to change right/left speakers through HDMI?

I connected my laptop to TV with HDMI cable. There are 2.0 speakers. In sound preferences "Test sound" utility two test button "right" and "left", but they play left" and right speaker respectively. ...
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1answer
99 views

HDMI sound option disappears when I install the latest updates to Ubuntu Vivid 15

After install of Ubuntu Vidid 15 I can select sound options and then see the HDMI option for output. All is well. I then run software 'Upgrade' and as soon as this completes the HDMI option is no ...
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62 views

HDMI output device not listed

i have an ubuntu gnome 15.04 usb thumb drive for trying ubuntu. when i try ubuntu using that stick on my hardware, my HDMI output device is listed in the sound settings as well as in the aplay -l ...
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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 ...
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3answers
4k 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
158 views

14.10, 15.04 - HDMI audio not working on Dell Vostro 3750 - nVidia card not detected by aplay -l

Summary: Sound card on nVidia is not detected by ALSA so even though video works on HDMI, no audio plays. It is detected in pci. How can I get ALSA to detect the nVidia card? Output of aplay -l ...
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1answer
2k views

How to capture from HDMI with Ubuntu?

There seem to be some HDMI PCIe video capture cards around, but only some of them are stated to support Linux, and those are often stated to not support Video4Linux. So how to capture then? Does ...
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1answer
122 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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0answers
10 views

Laptop monitor loses connection and cannot reconnect

I have bought a Lenovo Y40, and it seems to be having a problem with the flex in the lid hinges. The issue is that sometimes when I move the lid in some direction, it shows wired black and white ...
2
votes
0answers
30 views

Multiple problems after connecting and disconnecting to external display via HDMI

I'm running Ubuntu 14.04 on an ASUS A53S laptop. I connected to a tv via HDMI and everything worked fine. Then I disconnected the HDMI cable and shut off the computer. When I restarted the computer, I ...
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1answer
63 views

HDMI Audio on 64-bit Ubuntu 14.04 [duplicate]

I am running 64-bit Ubuntu 14.04 on an Intel NUC box that has a built in audio card with HDMI connection. I had the audio working previously following an answer in the thread listed below (download ...
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3answers
8k 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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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 ...
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0answers
75 views

Ubuntu 15.04 with Gnome 3 does not automatically change display layout

When I used Ubuntu 13.04 with Gnome 3 and connected an external monitor using HDMI, it automatically detected it and changed the layout (turned off the laptop screen, set the external monitor as the ...
0
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1answer
43 views

HDMI no audio on headphones

I'm on Ubuntu 14.04 and my laptop is connected to a TV via HDMI. The sound comes out of the tv just fine, but if I want to plug my headphones into the PC, nothing happens. The sound keeps coming out ...
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0answers
63 views

Switching displays causes hangs in Ubuntu 15.04 and Lenovo Yoga 3

I have a Lenovo Yoga 3 11 with Ubuntu 15.04. I connect the laptop to a monitor via its HDMI output. When I plug the HDMI cable in, it will normally switch to multimonitor mode but sometimes it will ...
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2answers
1k views

HDMI output sound

I have no sound going to my TV via the HDMI output. Running 14.04. I have pulse audio and when I plug it into the TV, I get full video but no sound. The sound bar is moving (in pulse audio) like it ...
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20 views

hdmi powered computer stick [closed]

I'm looking for an HDMI stick computer that doesn't require an additional power source (A.K.A. powered through the hdmi port you're attaching it to). It doesn't need to be a really powerful HDMI ...
2
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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 ...
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1answer
32 views

Error when connecting HDMI Monitor

Yesterday I got a new monitor which I connected with HDMI to my laptop. Everything worked just fine. When I plug in my HDMI cable today, the laptop screen shuts off and displays the attached photo ...
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2answers
71 views

3 monitors (vga, dvi, hdmi) recognized, but no image on HDMI

So far, I have used VGA and DVI monitors on NVidia GeForce 650 card and all worked flawlessly. Today I purchased BenQ 2460 HDMI monitor, connected it, NVidia Xserver Conf tool recognized it but the ...
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1answer
120 views

Is it possible to use two external monitors for my Thinkpad T440p using a Lenovo Ultra Dock?

I have a T440p and using it with two external monitors connected through VGA and Mini-Displayport (one vertical, the other horizontal, both 1920*1080) and not using the laptop display itself. I also ...
3
votes
1answer
246 views

Can't select supported max. resolution with HDMI Ubuntu 13.10 AMD card

I've got an AMD graphics card (6900 series) and just installed the beta driver (after fighting with the stable one). I'm also using a screen with 2560x1440 resolution connected via HDMI which works ...
0
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0answers
36 views

Screen Connected with HDMI glitches all the time

I have a Lenovo Z500 laptop with Ubuntu 15.04 and Windows 8.1 installed. Time to time I'm using my LED tv to watch movies from my laptop but sadly whenever I wanted to do this on Ubuntu, HDMI connects ...
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: ...
0
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2answers
79 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
4k 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 ...
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1answer
46 views

I have no console output on boot ASROCK IMB-150

No video on boot I have a small industrial computer with an ASROCK IMB-150 Motherboard in it, running Ubuntu 14.04 server. Ubuntu boots up fine, but if there isn’t a screen attached at boot time ...
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0answers
52 views

Second screen blinking after upgrading to 15.04

I have upgraded 14.04 to 14.10 then to 15.04. I'm using a Dell laptop without dedicated video card (Intel i5 integrated graphics), lid is closed, I have one monitor plugged into VGA, the other into ...
0
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1answer
84 views

External HDMI Monitor not working with vmlinuz-3.13.0-51-generic

My colleagues and I (four of us) have been using Ubuntu 14.04 LTS since it was released. We are using HP ENVY 17 Laptops with the HDMI port running an external monitor. Since upgrading to 3.13.0-51 ...
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1answer
28 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 ...
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0answers
11 views

hdmi intermittent projector problems

I am connecting an Ubuntu 14.04 machine running xfce4 to a projector via the HDMI output (using a Belkin adapter), and I find that, initially, it detects the projector output, allows me to mirror ...
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0answers
47 views

TV started reporting no signal from HDMI Port

After 6 months of using my LG5500 as an external monitor for my Acer Aspire E1-472g laptop connected via the HDMI port, two days ago the TV started responding "No Signal". It is possible that what ...
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0answers
32 views

Ubuntu 14.04 on Asus A46CB HDMI not working

This is the result of xrandr with hdmi port connected (yes, I've tried it in Windows and it works just fine) : Screen 0: minimum 320 x 200, current 1366 x 768, maximum 32767 x 32767 LVDS1 connected ...
1
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1answer
76 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
3k views

Enable HDMI Port Xubuntu 12.04

I have an HP Pavillion dm4 with intel core i5. I'm trying to get my second screen going but whenever I plug it in, nothing happens. The display settings don't recognize the second output either. I ...
0
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0answers
76 views

HDMI Monitor Detected but no output

I am unable to get dual display working with Ubuntu 14.04 on Dell XPS 8700 with Nvidia GeForce GT 635. I have two monitors (40" TVs actually) connected via DVI-HDMI and HDMI-HDMI cables. The DVI-HDMI ...
0
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0answers
33 views

Missing vidio on samsung TV

Complete novice (72yrs) trying to play vidio from Kodi on Samsung laptop (NP350) (using Ubuntu 14.04) to Samsung Smart tv using HDMI cable Vidio plays on laptop OK but TV only shows startup screen ...
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0answers
60 views

Audio via NVIDIA HDMI skipping

Everything else regarding audio, HDMI (video) ja the video card works, except seemingly not randomly the audio skips if I direct it over HDMI to my TV. And by seemingly not randomly it is very ...
2
votes
0answers
147 views

Random Missing Characters on Unbuntu + Unity + External Display

Every time I try to use an external display with my HDMI port I'm having random missing characters on the applications and menus like this: Video card on my system: 00:02.0 VGA compatible ...
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0answers
11 views

Cannot set up dual monitor on TweinView model

I want to connect an external monitor to my laptop via HDMI, external and built-in monitor are both 1920x1080. However, if I chose to expand screen, the total resolution will be 1920x1080 instead of ...
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0answers
63 views

No audio when DVI to HDMI cable is plugged. How to fix this?

I have been using LG TV as monitor with Audio Cable and DVI to HDMI cable I am getting audio when VGA cable is plugged. But when the DVI to HDMI cable is plugged I couldn't get audio (Probably ...
0
votes
2answers
6k views

No audio when plugging external monitor through HDMI

If I plug my external monitor through HDMI, I lose audio in my laptop. My external monitor doesn't have audio, so I want to keep the audio in the laptop's speakers. How can I do that?
0
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0answers
53 views

HDMI not working with Ubuntu 14.10 on Asus K93SV

I have an Asus K93SV laptop and Ubuntu 14.10 installed. I'm trying to use it along with a brand new LG 27MS53S-PZQ TV Set via HDMI. The cable is tested and it works. Both HDMI ports of the TV are ...
2
votes
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 ...
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2answers
109 views

HDMI connection problem — Dell Inspiron 3531 on ubuntu 14.04

I am using Ubuntu 14.04 (Unity Desktop) on a Dell Inspiron 3531 laptop. I tried connecting to an external monitor from my laptop's HDMI port. My laptop cannot connect. I ran xrandr. The xrandr says ...