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

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11 views

No sound from internal speakers after using HDMI output

I still have the issue with Ubuntu 14.04 as I had on Mint 17.3: My laptop is connected to the TV via HDMI. Everything works fine. If I shut down the computer and plug off the HDMI no sound is coming ...
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4 views

Sound output device is not automatically switched when pluging/unplugging headphones

I have a monitor with speakers connected to my Intel NUC via HDMI. I also sometimes plug in my headphones with the 3.5mm jack. I want to set it up such that the sound output device is switched to the ...
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0answers
15 views

Two external monitor on Dell XPS 9350 (2016 model)

On Dell XPS 9350 (2016 model) you need to use the USB-C port if you want to enjoy a external monitor. One of the USB-C adaptors is Dell Adapter - USB-C to HDMI/VGA/Ethernet/USB 3.0 (DA200). When I ...
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0answers
15 views

Sound via HDMI sometimes pitched too low

Sometimes it happens that sound that I play via HDMI is pitched too low. It sounds a bit like everything would be played back with half the tempo. I tried Youtube videos via Firefox and VLC for ...
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0answers
29 views

udevadm monitor --property does not detect HDMI event with nVidia-364

I am running Xubuntu 16.04 and I have a dual Intel/nVidia graphics card. Before the installation of the nVidia drivers, the following command: udevadm monitor --property would show / detect ...
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0answers
9 views

HDMI connection [on hold]

My LG tv has 2 HDMI connection HDMI (1)for cable and HDMI (2) for Roku. The cable picture become deemed but when I switch it to Roku it goes back to bright picture then I try to switch the connection ...
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0answers
11 views

Using dual monitor with STLab U-1200 usb 3-c to hdmi

I just migrated from Windows to Ubuntu. On windows, I was using dual 27" dell monitors, one connected through an HDMI and the second with a mini docking station usb 3-c to hdmi (stlab u-1200). On ...
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6 views

16.04 - HDMI sound output would not revert back to laptop out until reconnected to TV

Bit strange this one. Had been watching some stuff on my TV with both sound and output over HDMI. On disconnecting I wasn't able to get any sound back until I reconnected to the TV, switched sound ...
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41 views

no output from hdmi

a couple of weeks ago i bought a new laptop, an acer aspire v15 nitro black edition, which has a nvidia geforce gtx 960m, i have installed gnome ubuntu 16.04. I have troubles with the hdmi port, ...
2
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1answer
23 views

Sound (tray and audio) problem made worse

I had a "dummy output" problem and started messing with the terminal. After trying multiple users' solutions I decided to uninstall pulseaudio and use alsamixer instead. That didn't fix my issue, ...
-1
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0answers
12 views

Why is it that when I select 7. sound…everything is now in surround?

In my experience in the past when i used Kodi you set it up for 7.1, and stereo sources would be stereo, but with Ubuntu/Kodi now everything is 7.1. How do i get stereo when stereo is played instead ...
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10 views

surrounds on 7.1 setup with HDMI are wrong

I have a i3NUC that i just installed with the latest version of Ubuntu, and everything is fine except it maps all my surround channels to the right rear, and right side surround speakers. I know the ...
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1answer
43 views

16.04 no HDMI audio out option

I have read every other thread on this and I can't find a fix. I have an Asus Zenbook UX51V - built in Nvidia 650m graphics (where the HDMI comes from). I have selected the Nvidia drivers in the "...
-1
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0answers
15 views

Blinking/Disappearing cursor in Ubuntu 15.04

I know there are a lot of similar problems, but none of them are applicable to my problem, that's why I opened a new question. I own a Lenovo Y50-70 with a Dual Screen setup; one screen is connected ...
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2answers
47 views

How TV can show ORIGINAL laptops screen using HDMI?

I connected my TV and laptop using HDMI cable. In the terminal I typed xrandr command. The Ubuntu Desktop GUI appeared on the TV screen. Based on my understanding, the screen shown on the TV is the ...
0
votes
1answer
17 views

Ubuntu-Studio 14.04.3 LTS “Trusty Tahr” on an Acer Aspire V5 laptop and won't display anything through HDMI

jah@jah-Aspire-V5-571G:~$ xrandr Screen 0: minimum 8 x 8, current 1366 x 768, maximum 32767 x 32767 LVDS1 connected 1366x768+0+0 (normal left inverted right x axis y axis) 345mm x 194mm 1366x768 ...
2
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0answers
52 views

HDMI1 is disconnected

I'm trying to get a secondary monitor working with my laptop. I'm running Ubuntu 16.04 LTS. I have Windows 10 installed on the same laptop and it works in Windows 10. Currently xrandr -q outputs: ...
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0answers
27 views

Belkin HDMI to VGA adapter not displaying / not detected

I purchased a Belkin HDMI to VGA adapter (also carries Audio). I'm running Ubuntu 16.04 (Gnome) on a 15" Macbook Pro Late 2013 Model (DMI: Apple Inc. MacBookPro11,3/Mac-2BD1B31983FE1663, BIOS MBP112....
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0answers
41 views

External display on usb-c doesn't work above 1024px resoultion

I bought Asus Zenbook Pro ux501vw and DELL DA200 device. I installed Ubuntu 16.04 LTS on my asus and connect external monitor via HDMI and it works good. When I tried to connect 2nd external Monitor ...
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0answers
4 views

How to prevent loosing wifi connection when connecting external screen?

I'm using Ubuntu 14.04 on Lenovo E540. Today I have switched from cable connection to wifi and noticed strange behavior: wifi connection gets lost when I connect external screen using hdmi-dvi cable. ...
2
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0answers
70 views

no hdmi video after suspend on intel NUC6i7KYK

I have the latest Intel NUC, NUC6i7KYK (specs here), running close to stock Ubuntu 16.04. Its monitor is hooked up via HDMI. When it wakes up from suspend (S3), it never wakes up the display. The ...
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0answers
43 views

How do I get a USB 3.0 to HDMI Converter to work under Ubuntu 15.04? [closed]

As the title suggests I am trying to figure out how to get this converter thingy to work. I am new to Linux so my knowledge is quite restricted. I have been crawling this forum for a few hours now, ...
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0answers
63 views

Kubuntu 16.04 lock screen issue

I have installed Kbuntu 16.04 LTS On Intel® Desktop Board DH55TC With Intel® Core™ i3 CPU 540 @ 3.07GHz 500 GB SATA hard drive Connected to 42" LG TV with HDMI cable TP-Link 300 MB USB wireless LAN ...
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1answer
32 views

Display is on 42" TV on Kbuntu

I have installed Kbuntu 16.04 LTS On Intel® Desktop Board DH55TC With Intel® Core™ i3 CPU 540 @ 3.07GHz 500 GB SATA hard drive Connected to 42" LG TV with HDMI cable TP-Link 300 MB USB wireless LAN ...
0
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0answers
45 views

How to make ALSA default to HDMI and use internal speakers if it's not available?

First of all, I have problems with pulseaudio, after some time it becomes very choppy and loads one core to 100%. From the fact that if I open systemsettings5 at this time the active sound output is ...
3
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0answers
48 views

No HDMI sound on Nvidia card on Ubuntu but no problem winth windows

Tested Mint 17,ubuntu 14LTS,kubuntu 16LTS,currently on ubuntu 16LTS. Nvidia driver installed. Checked alsamixer for muted device & unmuted them. pavucontrol shows all HDMI output unplugged. In ...
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0answers
31 views

No audio after unlocking screen on Intel Graphics HD 520 (NUC6i3syk)

I just installed 16.04 on my NUC 6i3SYK. It has integrated Intel Graphics HD 520 with an HDMI output, which I've plugged into my TV. After locking the screen and letting the TV turn off, then ...
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0answers
29 views

Problem with audio over HDMI

I am running Ubuntu 16.04 and I am having issues with audio over HDMI. At first most applications worked fine but Google Chrome didn't output any audio. This was annoying but I could always use ...
0
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0answers
41 views

Sound will not default to s/pdif (DVI-to-HDMI) without unplugging headphone jack

I have recently installed Lubuntu 16.04 on my HTPC and it has an Asus M3A78-EM motherboard and a nVidia 9500 GT videocard. I have a 3.5mm audio cable running from the motherboard audio out to the TV, ...
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69 views

Nvidia GT 710 overscan issue w/ Ubuntu 16.04

I bought an Nvidia GT 710 for a computer I'm essentially using as an HTPC, so I could have HDMI out and 1080 resolution. However, once this machine is hooked up via HDMI, I experience an over scan ...
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0answers
20 views

Kubuntu KDE crash on unplugged monitor

I got a medion laptop computer running on Kubuntu 16.04. I was working on an essay, so I plugged my TV in as secondary screen. Now I wanted to simply take the laptop to my bed to watch a movie and as ...
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0answers
70 views

connecting external display renders both screen blank

after connecting an external display via HDMI to my laptop it worked fine, except that the display of the laptop was the primary , so if i wanted to play a game it would start on the laptops display . ...
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0answers
34 views

No HDMI audio device

I'm a newbie using Lubuntu 14.04. I can't get audio out through the HDMI although the HDMI video is fine. Tried Pulseaudio volume control but the hdmi doesn't appear as a hardware option, neither ...
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0answers
57 views

Ubuntu 14.04 - How to enable HDMI video output?

Following an upgrade to Ubuntu 14.04 on a HTPC I'm stuck on the "Mythbuntu" splash screen. It is positioned incorrectly on the screen (starts half way across). # xrandr Can't open display # lspci ...
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0answers
32 views

xenial screen freezes after hdmi switch

I'm having a problem with audio, and video over hdmi. I'm connected to my tv through a pioneer surround sound receiver. If I turn my tv off for an extended period of time(sometimes as little as 2 ...
2
votes
1answer
119 views

Problems add a new resolution to monitor(2nd monitor) (16.04 desktop)

I am having trouble adding the correct resolution for my second monitor. Both of my monitors worked fine in windows and I'm not going back :) I am running a single GTX980 with one monitor connected ...
4
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1answer
173 views

Xubuntu 16.04 monitor display no signal after turned off

So I'm using my motherboard's (ASUS Z170-A) HDMI display to out put to my VIZIO 40" 4k TV. Every time I turn my TV off and turn it back on, regardless of time period I get "No Signal." I've done ...
1
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1answer
181 views

Laptop mini DisplayPort issue - external monitor does not detect on 16.04

I want to achieve 2560x1440 resolution output from my laptop. I have a Dell XPS 15 (L521X) laptop on Ubuntu 16.04 and I want to output my screen to an external monitor from mini DisplayPort (laptop) ...
0
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0answers
38 views

No HDMI option in sound settings

When I connect my TV via HDMI to my laptop, sound is outputted from laptop instead of TV. When I go to sound settings, I don't see HDMI option. There are only two options (see image): I tried ...
1
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0answers
206 views

16.04, Nvidia GTX 950, HDMI: Unknown Display

I just freshly installed 16.04 including all updates. I installed the nvidia-367 drivers which work. Unfortunately, my Asus display that is connected to the Nvidia GTX 950 via HDMI, is not properly ...
1
vote
1answer
59 views

Display is on 42" TV

I have installed Ubuntu 16.04 LTS On Intel® Desktop Board DH55TC With Intel® Core™ i3 CPU 540 @ 3.07GHz 500 GB SATA hard drive Connected to 42" LG TV with HDMI cable TP-Link 300 MB USB wireless ...
2
votes
0answers
37 views

Ubuntu stuck when load with connected external monitor

I have Dell XPS 15, and when I load the system with connected external monitor by HDMI, the system gets stuck on the login screen. I use Nvidia-361 driver with Bumblebee. The laptop has a 4k screen ...
0
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0answers
88 views

No sound in Chrome or Spotify with HDMI output

I have no sound in Chrome or Spotify, while Firefox or VLC are working fine. The problem only appears when I select the HDMI output which is my desired config. It's working fine when I select the ...
0
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0answers
37 views

Disable screensaver during video playback in XFCE?

I have my laptop connected to a TV via HDMI. I use the XFCE window manager. If I start a video with the application "videos" on the TV then the screensaver will go on after some time. Is it possible ...
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2answers
162 views

HDMI recognized as “unplugged”, after installing drivers

So I'll start by explaining my situation. I actually have had my current installation for some time now (Though I upgraded from 14.04 to 16.04), and the computer I used is an inexpensive one I bought ...
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0answers
77 views

Hdmi does't work after upgrade from 15 to 16 version

I have two monitors and both worked before i'm upgrade my ubuntu from 15 to 16.04 version. Now works only one monitor. Second monitor (who doesnt't work) plugged through hdmi and when i look in ...
0
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0answers
69 views

No HDMI sound. Asus HDMI monitor and Asus A78M-A motherboard

Ok. I've got a Asus A78M-A motherboard with a AMD A8-6600K processor. I just got a new monitor Asus HDMI VS238 monitor. I'd figure I would use the HDMI cable when I got it all hooked up the video is ...
0
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0answers
503 views

Ubuntu 16.04 dual monitor resolution problem with dell precision 5510

i was installed ubuntu 16.04, my laptop is dell precision 5510 graphics are intel 530 and nvidia quadro m1000m and using dual monitor that resolution 1920x1080 kernel version 4.4.11 xenial, '...
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0answers
51 views

Ubuntu 15.10 all HDMI options show “unplugged”

I tried the answer shown in Ubuntu thinks HDMI audio is unplugged, but all the options show as "unplugged." How can I get an option that's not "unplugged"? The video works fine, but not the audio.
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2answers
122 views

No hdmi audio after suspend

My problem is that when I wake up the computer after suspend I don't have audio with HDMI. Well, there is "audio" but it's like playing a song and hearing 1 second every 10 minutes and very distorted. ...