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

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5
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4answers
7k views

Static and crackling in my HDMI audio?

So, I managed to dual boot Windows 8.1 and Ubuntu 13.04. In Ubuntu 13.04, I installed the drivers for my graphics card(AMD HD Radeon 7700 Series, I'm pretty sure it's a 7790 one and Intel HD Graphics ...
0
votes
2answers
155 views

Ubuntu 14.04 booting, behaves like a spoiled child

I've unsuccessfully tried to boot again in Ubuntu after 1 week of not using it. It clearly punishes me for that. Joke aside, please know that i'm using "vanilla" Ubuntu. I didn't tinker with it. All ...
0
votes
0answers
215 views

Ubuntu 14.04 black screen on boot on my PC, when HDMI TV is ON!

My Pc, which is a dual boot Windows 7 & Ubuntu 14.04, is always linked to an LG TV through my HD 7970 HDMI port. I can never boot in Ubuntu while my TV is ON. I get a black screen, and I can't ...
0
votes
0answers
20 views

Ubuntu 14.04 Sound on HDMI output

I have Ubuntu 14.04 LTS. I have an issue with switching audio output to HDMI when external monitor (television) is connected. Here is my setup: I created "udev rule" 10-hdmi_sound.rules in ...
-1
votes
0answers
25 views

Screen glitch: unplugging HDMI 14.04

The issue is that if I unplug the HDMI coming from my external monitor (i have many and it wasn't dependent on the make/model) the screen on my laptop gets essentially cut in half, displaying half of ...
0
votes
0answers
44 views

Why does HDMI output to television not always work?

I have a Toshiba LED TV and Acer laptop (E1-530G) and HDMI cable. The laptop is with Intel HD Graphics as main GPU and nVidia 820M. The cable stays always connected. Sometimes when I start the ...
0
votes
0answers
43 views

Ubuntu 14.04.1 amd64 on HP PAV 500 with HDMI installation problem [duplicate]

I have 14.04 as in title and I am trying to install this OS on HP as in title. What I can do is: Start booting, Choose install than after few minutes the dialogue on monitor disappears, Choose try ...
-1
votes
0answers
39 views

Nvidia GeForce GT 720M + closed drivers + hdmi means crashed

I tried submitting this question on Linux Mint forum but nobody answer me. I understand it's dedicated for Ubuntu but this should be similar. From over a year i'm using my laptop asus X550VC using ...
2
votes
3answers
6k 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 ...
1
vote
1answer
63 views

How to find out the HDMI version supported

How can I find out which HDMI version the laptop supports, in particular if it is HDMI 1.3? Full story: I'm considering acquiring either a Dell U2414H or Dell U2515H/Dell U2715H (or similar) ...
0
votes
0answers
33 views

Help ubuntu sound issuse's (14.4)

I am really new to Ubuntu. I have version 14.04 and I have been having a tonne of problems with sound; my issues are: There are no sound drivers showing up on system menu. When I get sound to work ...
0
votes
0answers
43 views

Lubuntu 14.04 — HDMI audio not starting right away

I currently have a HTPC set up with Ubuntu 14.04. Generally, it works pretty well, except for one small issue. When I go to start playing a movie, or play a video after pausing it, it takes about ...
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
votes
0answers
38 views

2560x1440 HDMI monitor stuck at 1920x1200 resolution

SONY laptop SVS151190X with Intel IGP: 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) Linux 3.13.0-45-generic #74-Ubuntu SMP x86_64 x86_64 ...
0
votes
1answer
26 views

Problem with double screen when turn on the PC

when I turn on the pc the GRUB appear in my VGA screen and I want that GRUB appear in my HDMI screen, any solution?
2
votes
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 ...
0
votes
1answer
126 views

Ubuntu 14.04: Cannot change screen resolution

I know there are many questions with the same topic, but no solution seem to apply to my case... I'm on Ubuntu 14.04 on a Toshiba Satellite L735 laptop. My xrandr output is: Screen 0: minimum 8 x 8, ...
2
votes
4answers
10k views

HDMI connection to external monitor causes laptop screen blackout in 14.04, nvidia graphics

I have had some serious issues with my external monitor and graphics display since installing Ubuntu 14.04, and no one else seems to have had the exact same problem so I figured it best to post here. ...
0
votes
1answer
92 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
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 ...
1
vote
0answers
17 views

Is it possible to update the sound options after boot?

I run my computers display via HDMI into an AV Receiver which then goes to the screen. I've noticed that if the AV Receiver isn't selected to the computers channel when booting the computer, Ubuntu ...
1
vote
1answer
96 views

Ubuntu thinks HDMI audio is unplugged

I am running Xubuntu 14.10 on a brand new machine. Fresh install and everything. I have a GeForce 610 video card with an HDMI out, and the PC is hooked up to a TV. The video transmits fine - but ...
0
votes
1answer
80 views

Screen problems - Ubuntu 14.04, Radeon HD 4850, Gallium drivers and 50 inch TV

I have installed Ubuntu 14.04, Radeon HD 4850, using Gallium drivers and a 50" Panasonic TV for display attached to graphic cards HDMI output, but I can not get the desktop 100% inside the display ...
-1
votes
0answers
70 views

Flickering Mouse Cursor in Ubuntu 14.04 LTS

I'm a newbie on Ubuntu. I've installed Ubuntu 14.04 LTS on Dell XPS 17-L702x and I have two Samsung syncmaster s24b350 connected. Now my problem is that the mouse cursor is flickering very often and ...
2
votes
2answers
518 views

Dual Monitor Setup : Grub loader goes to HDTV even if it is turned off

I'm sorry if this is a repeat but I can't find the answer to this anywhere. I have a dual boot system with Windows 7 and Ubuntu 12.04. I recently bought an HDTV and connected it to my computer by ...
0
votes
0answers
32 views

No sound when Ubuntu start up

I already set up sound output to HDMI, but when Ubuntu starts up no "drum beats" (startup sound)... It have sound output normally elsewhere, but no startup sound... I tried connect headphones to the ...
2
votes
0answers
94 views

Can't select 2560x1440 resolution even though I know it's possible (I have proof!)

I have a new monitor, (the Dell U2515H) which I'm trying to drive at 2560x1440 resolution (just 30hz) over HDMI using only the onboard graphics on my machine (Intel HD4000 found in the ivy bridge ...
0
votes
0answers
110 views

Ubuntu 12.04 Thinkpad 430 Mini Displayport Weird Effects

I'm running 12.04 on my Thinkpad 430, and I'm connecting that to a Samsung 32 inch 720p TV through a Mini Displayport to HDMI cable. I've had no trouble with this cable when connecting from Windows ...
0
votes
1answer
44 views

Ubuntu conected at VGA port adds a red tint to HDMI ports

I connected one of my computers with an Intel onboard video card to my LCD TV via VGA port, since it is the only video output that the computer has. After installing Ubuntu when I got back to the HDMI ...
3
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 ...
0
votes
1answer
3k views

12.04 precise HDMI not working on ATI Radeon

This is precisely a 12.04 HDMI output problem, because it works for 11.10 - everything else are the same, only the OS version is different. The symptom is that on my HDMI output TV screen, it always ...
2
votes
0answers
62 views

xrandr lists audio (over HDMI) but aplay doesn't

I'm on 14.04 and trying to get sound over displayport -> HDMI -> TV on my Dell Optiplex 780 with Intel GMA4500 graphics. The issue is not (yet) displayport -> HDMI which seems to be adapter dependent ...
0
votes
0answers
224 views

No analog sound only HDMI 14.10

Xubuntu 14.10 (64), Slimbook NC11- Intel N2807 (Bay Trail?) , Uefi 32! Aptio Everything seems to work ok, but a sound... no analog option, only HDMI in Pavucontrol or alsamixer card detected, codec ...
0
votes
0answers
20 views

Xrandr: Serial number of failed request: 39

I am currently attempting to connect my NEC brand TV to my Ubuntu 14.04 laptop via HDMI, however am of course getting overscanned. My TV does not have an option to disable this, so of course I tried ...
-2
votes
0answers
19 views

Flatscreen flickering in a purple color [duplicate]

I recently changed my resolution. I am using a small Polaroid flat screen. The screen started flickering in a purple color, and now I cannot get into my account. So, I am in safe mode. Any way I can ...
0
votes
1answer
31 views

HDMI TV turns on shortly, then goes black, turns on shortly, goes black and so on

My new TV device is here with only HDMI inputs. But when connecting my Mythbuntu 12.04 box, the screen turns on for a second only. Then it is black for a while, then it displays "no signal" and after ...
-1
votes
0answers
17 views

Monitor problems, I need help [duplicate]

I recently changed my resolution. I'm using a small Polaroid flat screen. The screen started flickering in a purple color, and now I can't get on my account. So, I'm in safe mode. Any way I can ...
0
votes
0answers
89 views

No audio in Firefox, Chrome, Spotify, etc. on Ubuntu 14.04

I recently installed Ubuntu 14.04 LTS 64-bit and I'm having some issues with my audio. I have an Intel H61 Express chipset and I'm using the HDMI out to my home theatre system. When I select the ...
0
votes
4answers
4k views

Overscanning picture problem using HDMI with Intel Graphics

When I use my laptops HDMI on a TV the TV overscales the picture (~5-10% is missing at the edges). There is no option on the TV (sporting a 720p resolution btw). The comp is running Intel HD Graphics ...
0
votes
1answer
258 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. ...
-1
votes
0answers
13 views

Screen cut off on right in fullscreen apps

i just installed the latest amd drivers and i noticed that in some fullscreen apps (dota2), the screen is cut off on the right and the cursor is slightly moved to the left my resolution is ...
0
votes
1answer
61 views

ATI HD5450 not playing sound over HDMI om Ubuntu 12.04.5

I have been battling with a major problem with my ATI card and getting sound to come out of the HDMI port to my TV. The card is a HD5450 by MSI and im using it in a HP Proliant Microserver. I ...
0
votes
0answers
84 views

Why is my external monitor not detected and how can I troubleshoot? [closed]

I am running Ubuntu Unity 14.10 on an ASUS Zenbook UX303LA. This laptop has an Intel HD 4400 graphics chip (no discrete nVIDIA card like some models have). I have an external monitor (Sceptre X24WG) ...
0
votes
1answer
249 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 ...
0
votes
2answers
122 views

HDMI sound working in Ubuntu 14.10 live USB, stops working after install

Configuration: AMD Kabini A4-5350 TV hooked up to onboard HDMI In the live disk version of Ubuntu 14.10 x64 HDMI sound output tests as working, and appears as the primary volume in the top right if I ...
0
votes
0answers
36 views

Problems with Ubuntu 14.10 -> Onkyo TX NR616 -> Samsung UE55

I have problems getting sound/picture from Ubuntu PC's through HDMI to my Onkyo. Devices connected with HDMI: PS4 - working fine Windows 8.1 laptop - working fine. Devices NOT working with HDMI ...
1
vote
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 ...
2
votes
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 ...
0
votes
1answer
127 views

How do I get sound from speakers instead of TV over HDMI

I'm a noob with this OS. I installed Ubuntu today and it's up and working surprisingly fast ^^ My only issue is: I got my PC connected to speakers and connected to my TV via HDMI, when I try to play ...
0
votes
0answers
47 views

Lenovo e540 not producing hdmi audio to Samsung flatscreen

I have a Lenovo E540 Thinkpad that I bought because it was certified on the Ubuntu website with the intention of installing some form of Linux as the operation system. I started with Ubuntu 14.04. It ...