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

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disable Ubuntu from thinking that there is a secondary monitor

I know that sound & video are naturally bundled together with HDMI, but I need to figure out a way to disable Ubuntu from thinking that there is a secondary monitor when I plug in the HDMI out of ...
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1answer
51 views
+50

Screens turn black after plugging in external screen (vga and hdmi)

I have a dell xp13 with the latest Kubuntu. I used to work fine when I plugged in my external screen or a projector (I give presentations all the time). Now all of a sudden (I think I might have ...
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0answers
5 views

Sound lost from HDMI out when no screen connected

My Intel Computestick (with Ubuntu 14.04) is connected to my Marantz AV Surround Receiver SR7009, which in turn is connected to my projector. If I start the computestick with the projector is off, the ...
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0answers
20 views

Ubuntu doesn't recognize a screen connected to HDMI port

I'm using Ubuntu 15.10 on a laptop. My laptop is connected to an external computer screen in HDMI port. However, nothing is presented on this screen, and when I go into System Settings -> Displays, I ...
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1answer
5k 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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0answers
12 views

Xubuntu - No video signal

I recently switched from Unity to Xfce on my HTPC with a clean install of Xubuntu. Now whenever I turn off my TV and let it sit for a while, when I turn the TV back on there is no video signal, even ...
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0answers
21 views

sound from speakers & headset at the same time

My build in audio plays sounds for both headset and speakers, the automute control does not do anything, even so is there. I have try changing the alsa and some other stuff like gnome-alsamixer.
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1answer
1k views

Digital Surround (HDMI) Output

I recently built a HTPC and installed Ubuntu 12.10 on it. It's a Shuttle XH61V with an onboard HDMI connection that I'm using to connect to the TV, which in turn connects to the speaker system (5.1). ...
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6answers
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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
18 views

Secondary Screen & Mouse Click snafu

I think both my problems are related. When I connect my laptop (Dell Latitude E6410) to my TV, after some overscan tweaking’s, it looks good on the TV but when I move my mouse to any of the edges of ...
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0answers
14 views

Audio stops working after playing one item on kodi

I have an ubuntu box running with pulseaudio and kodi, playing audio over HDMI. After I play one video my audio stops working for all next video files. If I restart pulse audio with pulseaudio -k ...
0
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1answer
428 views

is there any Ubuntu 15.10 USB 3 or USB-C to HDMI adapter that works

Hi I bought the latest Dell XPS 13 2015 and installed Ubuntu 15.10 on it. The laptop has two USB 3 ports and one USB-C port (no thunderbolt port or anything) I'm looking for for an adapter to HDMI ...
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0answers
28 views

Radeon HD 3000 drivers for Ubuntu 14.04.3? HDMI overscan problems

Please be patient with me, I haven't used a linux distro since slackware in the late 90's and have since forgotten everything I once knew. Anyways, I've installed Ubuntu 14.04.3 on my main HTPC ...
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0answers
15 views

Black screen flash during video

I am watching videos, not in full screen but full window, running from my laptop to tv via hdmi, at random moments the tv goes black for a second and loses sound but video does not stop. Is there ...
0
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0answers
81 views

Ubuntu 14.04 Audio pitched over HDMI

The audio output from the speakers of my laptop is fine, but when I attempt to play audio and video on an LG tv using an HDMI cable, I do get a picture and sound, but the sound and picture are both ...
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0answers
19 views

Is it possible to use HDMI port as audio input port?

I have a device connected to my Dell Inspiron N5110 laptop through the HDMI port. this device plays sounds and I want to use my laptop as speakers for it. is it possible to do that? if yes, any ...
0
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1answer
37 views

Why does HDMI sound fail?

On the following machines, my HDMI sound doesn't work: 1> Raspberry Pi 2 with Raspbian (Debian Jessie based GNU-Linux) tested with the following monitors: a) Sharp Big Screen TV b) ViewSonic 1080p ...
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votes
2answers
7k 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
12 views

How do I get HDMI working on AMD FirePro M5100?

Basically what the question says. Linux is not even detecting the display device when I go to adjust settings. The graphics card is a FirePro M5100 w/2GB GDDR5. The laptop is a Dell Precision M4800. ...
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0answers
21 views

firefox+html5+hdmi audio = crackling

I'm having problems watching videos, mostly on youtube, using the html5 player. The sound has a lot of crackles and is not easy to listen to at all. This only happens when I'm outputting the audio to ...
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0answers
17 views

Multiple monitors - set all apps to secondary monitor

like the title says, I want to simply make sure all apps launch on one particular monitor. The reason for this is that I am using two HMDI connections, one for sound, the other for video. The reason ...
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0answers
51 views

Ubuntu 15.10 - HDMI connection to Samsung HDTV no longer working

I use a HP Pavilion dv5 laptop. I have been connecting it to a Samsung HDTV for over 6 months now via a HDMI outlet and everything worked seamlessly. I was new to Ubuntu then, and surprised that it ...
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4answers
12k views

Unable to get audio through HDMI connection to TV with Ubuntu 14.04

I'm having trouble getting audio through my TV which is connected via HDMI. The item is available (HDMI / DisplayPort 2) via sound settings, but it doesn't play any sound. I'm able to get the volume ...
0
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1answer
22 views

Unsupported resolution when connected with HDMI

So here's the situation. One day my Acer Aspire One 725 fell and its display isn't working anymore. However, I got a display workaround by the means of HDMI cable connected to my TV(max supported ...
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0answers
26 views

Xrandr Fix: I need help with HDMI resolution

I need some help. I have my Ubuntu 14.04 computer connected to my 40" Samsung HDTV with a resolution of 1920x1080 and every time I start up my computer the top and bottom keep getting cut off. I've ...
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0answers
41 views

Ubuntu 14.04, HDMI cable not registering

I have a desktop PC running Ubuntu 14.04. Have been using an HDMI cable to connect to a Philips TV, which has been working for about 4 months. Today, switch on the PC to get a 'No Video Signal' ...
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0answers
68 views

No DisplayPort/HDMI in sound setting (Dell XPS L502X, Nvidia), Unable to get audio from HDMI

I have connected my DELL XPS L502X to Yamaha Receiver. The setup works perfectly in Windows but in Ubuntu 15.10 / Mint 17.3, I am not getting Audio from HDMI (laptop speaker works fine). This problem ...
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0answers
28 views

Dual monitor problem on Ubuntu 14.04. After monitor switch off and on, application Chrome closes by itself

I have a problem that involves a Ubuntu 14.04.3 LTS that runs on a NUC Mini-PC.The NUC is connected with two external Samsung Smart TVs 1st display connected via HDMI , 2nd display connected via ...
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0answers
24 views

HP 650 - HDMI port doesn't work

I have laptop HP 650 (2 core Pentium, 4GB RAM) with 2 display ports: VGA and HDMI. If i connect display on VGA port it's really fine. I have 2 displays. When I want to connect display to HDMI (as ...
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0answers
150 views

Ubuntu 15.10 2nd hdmi monitor blacks out

I attach my Gigabyte P34Wv4-BW1T laptop to a 2nd monitor via HDMI. This monitor blacks out randomly. I think it's random, at least. I'm not sure if it's going into sleep mode or not. I went into my ...
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0answers
9 views

Loss of sound with HDMI television for screen

I'm using 14.04 with a Philips TV connected through HDMI as a screen with loudspeakers. Most of the time, everything works fine, but occasionally, the sound just disappears, while everything appears ...
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votes
1answer
5k 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: ...
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0answers
49 views

Ubuntu 14.04 display port or VGA connection with limited resolution on second monitor

i just installed ubunutu 14.04 and have problems getting a second monitor working on my laptop. the display port via HDMI makes no connection at all and the VGA connection has limited resolution on ...
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2answers
627 views

Turn Monitor Back On after xrandr

I keep my Laptop PC always connected to my HDMI tv. When I am watching a movie on the tv, i use the command xrandr --output LVDS1 --off to turn my laptop screen Off (it is annoying to see the movie on ...
1
vote
1answer
45 views

LG monitor is detected but doesn't function

I just bought a new LG monitor to use as a second monitor with my HP laptop (Intel Integrated graphics) running Ubuntu. In my Settings > Display I can see my monitor detected in the GUI but on the ...
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1answer
5k 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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0answers
17 views

No sound over HDMI

I have a Dell Inspiron laptop with the Intel 3000 HD video. I'm running 12.04.5, all updates. In the past, I've had no trouble, other than having to manually tell the sound subsystem to use HDMI ...
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0answers
11 views

Raspberry Pi 2 + Hyundai W220d = red tint or blue is missing

this is my first post here and I'm kind of new on linux. I have a Raspberry Pi 2 on ubuntu mate with a Hyundai W220d screen. The exact config (Raspberry Pi 2 on ubuntu mate with the same HDMI wire) ...
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2answers
5k views

No HDMI audio in 13.04

I have just upgraded from 12.10 to 13.04 and now everything works perfectly, except the fact that I have no audio via HDMI. I am using a Samsung tv-monitor connected via HDMI to my video card Asus ...
0
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1answer
45 views

Ubuntu 15.10: Set HDMI sound automatically on connect/disconnect

I've read on this SO question: Set HDMI sound output automatically on connect/disconnect But it does not work. Using pactl set-card-profile 0 output:hdmi-stereo does not work on terminal even though ...
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0answers
29 views

Cannot make HDMI and hibernation work with GTX920m on Dell laptop 7559

I was given this laptop and trying to make it work with HDMI. I get some app crashes when the laptop resumes from hibernation, but for now I am focusing on making HDMI work. I have tried all drivers ...
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2answers
384 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. ...
5
votes
1answer
2k 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 ...
0
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0answers
24 views

Mirror Display grayed out when HDMI is connected in Ubuntu 14.04

When I connect my HP-G71 Laptop to my LG TV via HDMI Ubuntu only recognizes the TV as a extended or duel monitor. I noticed the Mirror Display option is Gray-Out. I searched and with results and it ...
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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0answers
18 views

No sound icon in top panel in Ubuntu 14.04

Yesterday I bought an HDMI cable to connect my laptop to the computer, I changed the sound interface to HDMI and everything worked, when I tried to watch a movie with VLC I had to change the sound ...
2
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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
7k views

Laptop-TV sync problems in ubuntu 14.04

I am using Dell Inspiron N4010 Laptop. Recently I have upgraded from Ubuntu 12.04 to Ubuntu 14.04. When I connect my laptop to my Sony Bravia Television through HDMI cable I can see my desktop ...
2
votes
1answer
5k 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 ...
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0answers
23 views

How to install unbuntu on a laptop with a broken screen

I currently own a ASUS Notebook that I want to install unbuntu on. It currently is running Windows 10. My main problem being that the notebook's screen is broken(,and I have no ability nor money to ...