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

learn more… | top users | synonyms

3
votes
0answers
430 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 ...
3
votes
0answers
186 views

Behavior when connecting a laptop to an HDMI screen

I have a three year old Dell Vostro 3750 (Nvidia Optimus) which I am fairly happy with. Since I will use the computer much more in the future, I would like to use it with an external monitor. I have ...
3
votes
0answers
299 views

Ubuntu 14.04 64-bit: Resolution reset after reboot / HDMI display wrong colors

Situation I have attached my pc, which has a nvidia geforce GT-610 graphics card, to my samsung led tv with an hdmi cable. I have ubuntu 14.04 installed. Problem The image doesn't seem to be ...
3
votes
0answers
435 views

Pulseaudio fails to run after disconnecting HDMI cable

After using a HDMI cable I lose the ability to control sound setting. The sound still works (I can play music or even watch videos and listen to them), but the speaker indicator is gone and I cannot ...
3
votes
0answers
348 views

xrandr does not show hdmi

I'm trying to connect my DELL INSPIRON N5110(Ubuntu 13.04) to SAMSUNG S24C350H Monitor via HDMI. When i plug my cable to laptop and to the monitor nothing happened. I tried System Settings -> ...
3
votes
0answers
1k views

External display suddenly not detected

I have a Lenovo IdeaPad U410 running Ubuntu Desktop 13.04. I have an external monitor that I connect to via HDMI, and it's worked flawlessly for six months. I plug in my laptop, it detects the ...
3
votes
0answers
938 views

monitor hdmi not working

I can not use the external monitor hdmi. I just installed ubuntu 12.04 and my configuration is as follows: $> lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core ...
3
votes
0answers
266 views

How to get ubuntu to associate Nvidia graphics with hdmi port?

I am relatively new to ubuntu and I am having problems with my hdmi port. My laptop is an Asus N56VM with hybrid graphics: Intel HD 4000 (intergrated) and Nvidia GeForce GT 630M 2gb. I have a ...
3
votes
0answers
333 views

HDMI audio not working on hybrid graphics

I have an HP Pavilion dv6 laptop with Intel Sandybridge HD3000 / Ati Radeon 6490M switchable graphics. I am not very experienced in Ubuntu or Linux in general but I have installed 13.04 64bit, because ...
3
votes
0answers
2k views

Getting DVI to work through Lenovo USB Port Replicator in 12.10: Instability and getting it to use xorg.conf file

Setup: Computer is a Lenovo Thinkpad SL500 using the USB Port Replicator running LiveCD for Ubuntu 12.10. Computer has USB attachment to port replicator. Port replicator has DVI to HDMI convertor ...
3
votes
0answers
589 views

How can I reduce overscan in 1080p with AMD HD 6xxx - Ubuntu 12.10 over HDMI

My TV and/or receiver do not have native scaling options, nor would that be feasible. Installation of ANY Catalyst drivers (12.9, 12.10, and 12.11 beta) do not seem to work with Ubuntu 12.10 ...
3
votes
0answers
578 views

Sony Bravia Unsupported Signal After Turning Off Display

Installed 12.04 over a previous hackintosh build a couple days ago and trying to iron out all the kinks. The most frustrating right now is my HDTV output through HDMI to a Sony Bravia KDL-40BX421. ...
3
votes
0answers
1k views

nvidia GT630M with HDMI second monitor

I am unable to use double screen with HDMI (works with VGA however) on my ASUS laptop with nvidia 630M I tried downloading the newest nvidia driver, however I cannot make it work properly and my ...
3
votes
0answers
1k views

Ubuntu 12.04 Freezes after removing the HDMI cable or changing settings

I'm using an fresh install of Ubuntu 12.04 and I'm having some problems with HDMI. I usually use it with my TV, but since the update isn't working any more. Sometimes in 11.10 I had to execute a ...
2
votes
0answers
20 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 ...
2
votes
0answers
68 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 ...
2
votes
0answers
232 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 ...
2
votes
0answers
32 views

Suspend automatically when no monitor is attached

I use one HDMI cable for both the PC and the PS, and if I plug out the HDMI cable of the suspended PC, Ubuntu resumes. Is there a way to suspend Ubuntu automatically if no HDMI cable is plugged in?
2
votes
0answers
220 views

HDMI Audio Card Not Recognized in Ubuntu 14.10. How to fix?

I have an issue similar to this but no solution I can find anywhere has been any help. Ubuntu refuses to output audio via HDMI Anyone have any suggestions This exactly: I have my PC hooked up ...
2
votes
0answers
270 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 ...
2
votes
0answers
159 views

Ubuntu 14.04 Dual monitor lock screen not blanking both screens properly

I recently upgraded from 12.04LTS 64-bit to 14.04LTS 64-bit. My system is a desktop using the NVIDIA GeForce 210 card connected to two identical Samsung SMS23A350H monitors via HDMI cables. I'm ...
2
votes
0answers
318 views

No option for 5.1 Surround through HDMI even with successful speaker-test

I recently set up a new HTPC on Ubuntu 14.04 LTS and the only option for audio (that works) is HDMI / DisplayPort but there is no dropdown box for 5.1 surround sound. I did a lot of digging and after ...
2
votes
0answers
253 views

How to: External Monitor (HDMI)

I'm on a Dell xps l502x 64 dual boot machine. It worked on both, but I had a accident: the screen cracked, so after that I tried to use an external HDMI display as primary display. Now it only works ...
2
votes
0answers
191 views

Crackling sound on HDMI ATI HD7790 Ubuntu 14.04

I am new on Linux but I try to start use, however this if my first big problem. On my card I am not able to use HDMI for sound. I have crackling sound. This is info about my hardware: 1) By typing ...
2
votes
0answers
205 views

Can't change monitor to native resolution

I'm using a laptop running ubuntu 14.04 LTE, and I have secondary monitor LG Flatron M197WD, which according to the lg website can run in a 1366x768 resolution. This mode didn't show up in either the ...
2
votes
0answers
665 views

Xubuntu 14.04 - HDMI Display no longer detected

I have a Sager NP8268, and install Xubuntu 14.04. I have been using an external Asus PB278Q monitor for 3 weeks or so via HDMI. Today, the monitor is no longer detected by xfce4-display-settings. ...
2
votes
0answers
483 views

Asus pa279q 2560x1440 resolution nvidia hdmi

This thread is covered in many posts here, but in the end none of them were useful to solve my issue. As the title says i d like to reach the full resolution on my 27inch monitor using an nvidia ...
2
votes
0answers
397 views

13.10 No Dolby Digital or DTS passthrough with XMBC

I am new Ubuntu User trying to get my feet wet as I am an avid windows user especially in my job. I have a Lenovo H520s with the Intel G640 processor and built in audio. I am having a problem with ...
2
votes
0answers
134 views

HDMI connection disappeared

I'm using a Toshiba laptop running Ubuntu 12.04 on an Intel graphics controller, connected to a Philips monitor through HDMI. One fine day, the connection (let alone the monitor) via HDMI simply ...
2
votes
0answers
214 views

How do I lock my AMD overscan to 0% with HDMI?

I use an external monitor with my laptop, connected over HDMI. Every time I boot, the viewable area in the monitor is always reduced. Running the AMD Catalyst Control Centre and setting my display to ...
2
votes
0answers
169 views

How to fix: too short external monitor's resolution after HDMI reconnect until reboot?

I am working on a notebook with external monitor via HDMI and experiencing the same problem each day - in one specific case the external monitor's resolution is not set correctly - gets 1600x1200 ...
2
votes
0answers
1k views

Keep External HDMI Monitor ON

I am running XBMC (Frodo) on an Asus U47A laptop (Intel Sandybridge graphics) with Ubuntu 12.04. The laptop is connected to an older Phillips 27" tube HDTV via HDMI. What I would like is for XBMC to ...
2
votes
0answers
300 views

No HDMI output decteded

I'm running Ubuntu 13.10 and trying to connect to my TV using the HDMI port on my computer. But nothing happens when I plug it in, and clicking on Detect Displays in the display settings does nothing. ...
2
votes
0answers
227 views

How can I force primary display output after turning off monitor?

I have a single HDTV attached to a single video card by two connections - VGA and HDMI through a receiver. HDMI is preferential for convenience. I only need VGA occasionally as it matches the native ...
2
votes
0answers
332 views

No HDMI sound with Intel

I've a problem which bothers me for days: The audio output via HDMI does not work anymore since I updated to Ubuntu 13.04 (it worked perfect with ubuntu 12). A few datas: **cat /proc/version** ...
2
votes
0answers
1k views

ATI Radeon 5770 with ViewSonic VX2835wm 28” HDMI / DVI underscan issues

Turns out this is called overscan / underscan problem. Test image for 1920x1200 so getting closer but still not perfect, with 3.9.0-030900-generic kernel xrandr --output HDMI-0 --set underscan ...
2
votes
0answers
456 views

HDMI with opensource drivers (radeon)

My system (E45M1-I Deluxe with AMD onboard graphics with 4GB RAM) running Ubuntu 12.04. My problem is I have no HDMI sound if using the opensource drivers instead of fglrx. I tried: to remove and ...
2
votes
0answers
645 views

Problems with connection laptop to TV via HDMI

Sorry for my English. I am from Russia. Laptop - Compaq presario cq61. Ubuntu 13.04 TV - Panasonic - VIERA TX-PR42C11 I need connect my laptop to TV via HDMI. When I had proprietary driver nVidia I ...
2
votes
0answers
867 views

How to get HDMI audio to TV working on 12.04

I am still struggling to even see an HDMI connector for audio on Ubuntu 12.04. Video through the HDMI works fine, using the nvidia-experimental-310 driver(s). I lean towards thinking that some basic ...
2
votes
0answers
254 views

Three monitors connected to AMD 7970, only HDMI works

Just made a clean install of Ubuntu 13.04 64-bit on my desktop machine with an AMD 7970 graphics card installed. I use a 24" Samsung screen that is connected via DVI as my primary monitor, a 19" ...
2
votes
0answers
1k views

Fix Overscan/ Underscan on HDTV Intel HD Graphics Card

I have my laptop running Ubuntu 12.10 hooked up via HDMI to my 24inch, 1080p HDTV though I am experiencing an overscan problem. When the tv cis connected, it cannot be run at the 1080x720 resolution ...
2
votes
0answers
381 views

Ubuntu 12.04 with Nvidia 304.88 GT 220 not keeping resolution wwhen switching inputs HDMI on HDTV

Strange problem since the latest 'upgrade' for the Nvidia drivers (to 304.88). My HTPC - Ubuntu 12.04 - is connected to my HDTV via a Samsung receiver. This receiver does all the switching for my ...
2
votes
0answers
1k views

Disable HDMI sound out, for decrease power consumption

I have Ubuntu 12.04 on my laptop I'm looking for a way to decrease power consumption. This is output of powertop command Power est. Usage Events/s Category Description 1.30 W ...
2
votes
0answers
374 views

How can I make my onboard HDMI to work with my GPU?

I want to use my TV as a second monitor through HDMI in the motherboard, while use my main monitor through my graphics card since my motherboard is the only one who allows it. Ubuntu won't detect my ...
2
votes
0answers
354 views

TA880GB+ motherboard with Realtek ALC892 = No Sound

My HTPC has the Biostar TA880GB+ Motherboard installed. I'm using the HDMI port and for the life of me I can not get sound to work at all.. I am using the onboard Realtek ALC892 6-Channel Blu-ray ...
2
votes
0answers
5k views

hdmi audio works only with aplay -D alsa test wavs; open source radeon drivers; kernel 3.5 vgaswitcheroo

I've trolled the internets to make hdmi work on my system Ubuntu 12.04. software center kernel 3.5 uname: Linux ubuntu 3.5.0-18-generic #29~precise1-Ubuntu SMP...x86_64 x86_64 x86_64 ...
2
votes
0answers
721 views

Cannot connect my laptop to TV via HDMI

I need some assistance with my Laptop connected to my TV through HDMI. I have a Asus G73SW Laptop with an Nvidia -Geforce GTX 460M Cuda 1gb I am an Ubuntu novice and I need some assistance (hand ...
2
votes
0answers
436 views

HDMI with Intel Mobile 4 Graphics Controller

When connecting my TV over HDMI, it shows up in display settings and xrandr: Aspire1825PTZ:~$ lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated ...
2
votes
0answers
2k views

Intel HD 3000 Ubuntu 64-Bit 12.04, How to fix overscan?

I'm new to this but my problem is that I am trying to connect my Panasonic TC-L32X2 TV to my ASUS BD3MA Laptop through HDMI, because my xbox is occupying my VGA port, and even though it supports 1080p ...
2
votes
0answers
2k views

Ubuntu 12.04 and Nvidia driver

Ever since upgrading to 12.04 64bit, I have a problem with my GTX 570 card. I use my HDTV as a computer monitor and have it connected via HDMI cable. In the nvidia settings, I would always ...