HDMI (High-Definition Multimedia Interface) is a widely used interface for transmitting audio and video signals between devices and displays. Many PCs now include the ability to output audio/video directly to an HDMI port.

learn more… | top users | synonyms

46
votes
8answers
76k views

HDMI vs Component vs VGA vs DVI vs DisplayPort

What are the pros and cons of each of these different display adapters and cables? From what I can understand, HDMI offers the ability to send audio along the same cable as well as the ability to do ...
12
votes
10answers
71k views

HDMI with resolution 2560 x 1440 possible?

I have an Acer 1810T and am going to buy a Dell u2711 with a resolution of 2560 x 1440. Can I connect the panel over HDMI with the Acer and use the 2560 x 1440 res?
3
votes
2answers
10k views

3 Monitors, 1 graphics card

I have a Nvidia GT 120 graphics card. It has a VGA, DVI and DMI output. Can I have 3 monitors with this? One for each port. Also if not, can I use DVI and HDMI and have 2 monitors. I know I can do 2 ...
21
votes
4answers
14k views

Converting DisplayPort and/or HDMI to DVI-D?

Newer Radeon video cards come with four ports standard: DVI (x2) HDMI DisplayPort If I want to run three 24" monitors, all of which are DVI only, from this video card -- is it possible to ...
8
votes
9answers
51k views

How do I fix monitor detection in Windows 7?

I'm using Windows 7 + Windows Media Center for my HTPC. It works great except from one annoying issue. Whenever I turn off my TV while listening to music, the music stops for a second or while Windows ...
3
votes
5answers
7k views

Is HDMI hot pluggable?

I'm trying to connect my laptop (Dell XPS 17 L702X) to a TV via HDMI. In the process I've hot-plugged the cable several times, but to no avail. Could this damage the HDMI port on my laptop or TV?
2
votes
1answer
5k views

Advantage of connecting laptop to monitor through HDMI to VGA

I have two options for connecting an external monitor to my laptop - HDMI and VGA. Currently I am using VGA. Will there be any advantage if I connect through HDMI. Does using HDMI reduce the life of ...
1
vote
1answer
3k views

Use Nvidia optimus card for HDMI output

I have an ASUS laptop which has a 17" 1600x900 and Intel HD 3000 / Nvidia gt540M card Whenever i connect to my 24" 1080p samsung TV, no app uses the nvidia card and what i'm forced to play games with ...
18
votes
8answers
26k views

Does HDMI cable “quality” actually affect transmission?

I really don't want to pay a ridiculous price for a "name brand" HDMI cable if it doesn't really do anything for me. I'm just curious: now that most transmission is digital (packetized) is there such ...
19
votes
5answers
39k views

Does a HDMI-to-DVI (dual link) adapter exist? I don't care about the price

My monitor supports full-resolution display (2560x1440) only when connected to through either the DVI-D dual link port, or the DisplayPort. My laptop, though, has neither of these two kinds of ...
7
votes
1answer
3k views

Windows 8.1 triple monitors - can't enable all 3 at the same time

Today decided to update from Win8 Pro to Win8.1. Everything was fine with enabled 3 monitors (Extended mode, not Eyefinity) at the same time. But after update can't enable 3d monitor, only 2 could be ...
4
votes
3answers
4k views

Can the Microsoft Surface Pro drive multiple external monitors?

I am interested in simultaneously connecting two Dell UltraSharp 2407WFP 24-inch Widescreen Flat Panels to my Microsoft Surface Pro. Currently I am attempting to utilize a StarTech Mini DisplayPort to ...
1
vote
1answer
3k views

Is it possible to connect two monitors on a laptop, one through HDMI and the other through DisplayPort?

For example the Alienware m17x offers 3 connections, HDMI, DisplayPort, and VGA. Is it possible to connect two independent external monitors, one through the DisplayPort and one through the HDMI port? ...
8
votes
5answers
65k views

Is there any DVI to HDMI converter with audio?

I have a laptop with VGA and DVI outputs, but no HDMI. I want to connect it to a HDMI TV. Is there any DVI→HDMI converter that also grabs audio? Obviously, the DVI port does not carry audio signal, ...
3
votes
3answers
19k views

Can I watch 3D movies on my TV if my graphics card doesn't support it?

I have a 3D TV (which support "2D to 3D", "Side By Side", "Top and Down"). I use an HDMI cable (3D supported 1.4) to connect my TV to the PC. My PC doesn't have a graphics card capable of outputting ...
1
vote
1answer
3k views

Multiple monitors (3) in notebook using HDMI and vga port, with a graphic card only

I have a HP dv9830us laptop. It has a vga-out and a hdmi-out port. I want to know if it's possible to use 3 devices, each one with different displays, using just one graphic card - NVIDIA GeForce ...
2
votes
1answer
2k views

Can an integrated HDMI port work both ways?

Say I had a laptop [Correction: notebook, don't want my thighs medium rare], any OS, and it has an HDMI port built into the side. Would it be remotely possible to hack it into an input, provided it ...
1
vote
1answer
109 views

Windows doesn't detect when I plug an HDMI cable in

My HDMI isn't working - Windows no longer seems to notice when I put a cable in my laptop's HDMI port. I have Windows 7, running on a Packard Bell EN TS11HR (serial number 14012532016, if it helps). ...
1
vote
3answers
1k views

Can a single HDMI port be used for two external displays?

Is it posssible to connect two external monitors using a single HDMI port, perhaps using a special adapter/splitter? The two displays are currently connected to a desktop using VGA and DVI.
1
vote
2answers
779 views

Output Audio via HDMI and Analog Out Simultaneously

I need to output the system audio from a desktop to both the HDMI output (sending to the display that functions as the room speakers) and via the analog stereo output (to feed the reference input on a ...
1
vote
1answer
882 views

using HDMI out to serve multiple monitors

I have a Sony Viao laptop (VPCF1) with a single VGA out and a single HDMI out. I'd like to use the laptop in a "docking station" configuration with two DFP monitors and the laptop screen closed. I ...
0
votes
2answers
2k views

How can I find out what output resolutions a laptop computer supports?

I am looking for a new laptop, and it will be connected to an external monitor the majority of the time, presumably via HDMI. The monitor has native 1920x1080 resolution. I'm not really concerned ...
0
votes
2answers
973 views

No image after disconnecting HDMI

I had connected my laptop to an external display via an HDMI cable in the developers preview of Windows 8. After sometime I sent the laptop to hibernate mode, without disconnecting the HDMI cable. ...
7
votes
4answers
2k views

My display is blank when I turn on my HDTV connected to Media Center

When I turn on my TV, it's often the case that the screen is blank and I have to unplug / plug the HDMI cable connected from the Windows Media Center to a Samsung LED TV. This problem only occurs ...
5
votes
8answers
3k views

TV doesn't automatically show signal from Windows Media Center

I have Windows Media Center running on Win7 RTM with a GIGABYTE GA-MA78GM-S2H motherboard. The integrated video card is an ATI Radeon HD 3200. It's connected to a Sony Bravia KDL-46XBR4 tv via HDMI ...
5
votes
2answers
2k views

Windows Media Center HDMI Capture Cards

I'm working on a new software application that utilizes windows media center to play recorded TV shows in the center of the screen. We can get this to work with standard coax or RCA input TV ...
19
votes
3answers
75k views

Maximum resolution through VGA/DVI/HDMI(/etc)?

I know the original VGA standard was meant to output 640x480 and that other standards over the original VGA connector are developed to output a higher resolution. (SVGA, XGA, etc.) But I was wondering ...
5
votes
2answers
6k views

How does HDMI over CAT5 work?

So I have just learned about HDMI over CAT5, this sounds awesome. But I am having trouble finding information about it as google's result list is saturated with products and not info. So how does ...
3
votes
2answers
11k views

Mac Mini HDMI-to-DVI to VGA-to-Monitor?

I just purchased a Mac Mini and totally forgot that Apple upgraded to Mini DisplayPort (I still have the mini-vga to vga cable on my MacBook). So what next? Do I have to buy a Mini DisplayPort to VGA ...
2
votes
2answers
5k views

Radeon 5500 with a Samsung monitor - not getting a full screen?

I am running a Windows 7 machine, with an ATI Radeon HD 5500, and a Samsung SyncMaster P2370MS Monitor. When I use a VGA cable, everything is working fine. But when I use HDMI, the picture is ...
2
votes
1answer
2k views

ATI graphics card to feed three monitors

Assuming the monitors can take any kind of port and signal (digital/analog, DVI/HTMI, VGA, DisplayPort) so as to keep this only video card related: I'm looking to get a three-monitor setup using a ...
1
vote
1answer
858 views

Sudden “No Signal” in HDMI-DVI connection

Yesterday I have connected external display Asus VW192C to my laptop Dell XPS 14-L421X via HDMI-to-DVI-D cable. And it worked perfectly fine from start. The day after, Asus screen went blank showing ...
0
votes
0answers
117 views

HD TV and laptop see each other but screen is black

My machine is an Apple Macbook Air 1,1 from Early 2008, and I'm running Ubuntu 12.04 with kernel Linux 3.2.0-59-generic-pae. When I connect it to an HD TV via the micro-DVI to DVI (Apple adapter) --> ...
0
votes
0answers
733 views

Intel Graphics saturation setting disappears when using HDMI

I have a little problem. You see the Saturation setting in Color Enhancement is there when you're using the laptop alone, but as soon as I plug in HDMI to a display, that particular setting ...
8
votes
1answer
10k views

What's the differnce between “Set as Default Device” and “Set as Default Communications Device” in the Sound configuration in Windows 7?

I noticed that there are two similar options in the "Sound" (Soundcard Configuration window->playback tab in the context menu) window in Windows 7. What is the difference between these two options? ...
7
votes
5answers
64k views

Is it possible to record TV via HDMI?

Is it possible to record TV via HDMI? If so, can you recommend a way for a Windows 7 user to record TV via HDMI to a laptop?
6
votes
3answers
2k views

Is it really necessary to unplug devices from the wall before connecting HDMI?

I was under the impression that HDMI was built to be hot-swap ready, like a USB device. I was told recently that unplugging HDMI while devices were powered on was risky and could actually cause ...
4
votes
5answers
13k views

Is there a KVM switch that supports *dual monitors* using DVI or HDMI?

I have been looking for a KVM switch that I could hook up to my laptop docking station so that I could dock my work laptop at home, flip a switch, and have my laptop use my home PC's keyboard, mouse, ...
4
votes
1answer
7k views

What is YCbCr444?

I just brought home my first HD monitor, a ViewSonic VX2753mh, hooked it up, and began looking at the settings. Immediately, I noticed a very distinct "washed-out" feel to the colors. Googling around, ...
4
votes
3answers
23k views

Kill overscan for ATI drivers?

I have a dual-boot Windows 7 64 bit/Linux 64 bit machine that uses ATI's Catalyst drivers. Sometimes I attach it to a 1080p LCD TV over HDMI. ATI is daft enough to provide a border to account for ...
3
votes
1answer
760 views

How to tell what HDMI version my system supports - Ubuntu Linux (10.10)

Looking to see if the HDMI output of my machine (with an nVIDIA GeForce 460M card) is HDMI 1.3 compatible or not. Not sure what the command is to tell that. Thanks in advance!
2
votes
0answers
543 views

Default Audio Output Device Selector

I have a laptop with a HDMI port that I am using at home to connect to a big monitor with speakers. When at home, I want my default audio out to be HDMI. However I also take my laptop to work with ...
2
votes
3answers
5k views

How to split HDMI video and audio?

I have a single HDMI output cable (from my graphics card, ATI 5750) carrying both HD video & audio. I connect the cable to the monitor for HD video, but I want to split the HD audio from the HDMI ...
2
votes
1answer
305 views

Tripple-Head Setup: Raedon 5770

I currently own a Sapphire Raedon HD 5770 1GB w/ DDR5 (Link) I've got two LCDs set up in this configuration: +---------++------+ | || | | 1 || 2 | +---------++------+ ...
2
votes
2answers
5k views

MacBook Pro (with DVI) to HDMI, including audio - possible?

I have a MacBook Pro with DVI. I'd like to hook it up to my living room TV for movies and such but I want to keep it out of the way. I already have HDMI cables run to the basement where I have a ...
2
votes
2answers
495 views

Cannot Get Sound Over HDMI in Windows 7

Windows 7 has been really good to me, I never needed to install any drivers & that included sound. Win7 took care of all that, but because of that I don't have any extra controls. Just the native ...
2
votes
6answers
6k views

HDMI-HDMI cable length

I'd like to connect my PC to an HDTV using an HDMI-HDMI cable. The distance between them is about 8 m; is the length going to be an issue? I'm worried the signal might deteriorate over such a ...
1
vote
1answer
5k views

Does the DELL U2713H support 2560 x 1440 over HDMI @ 60fps [closed]

I currently have a DELL U2713HM monitor with a Max resolution of 2560 x 1440. What DELL doesn't mention on their website is this resolution is only supported via DVI-DL and DisplayPort. The max ...
1
vote
1answer
674 views

How can I force 5.1 output over HDMI on my Geforce 660 in Windows 8?

I have my computer's Geforce 660 connected via HDMI to my TV, which is connected via optical out to a 5.1 soundbar + surrounds. I can force my PS3 to output 5.1, and this is passed through to the ...
1
vote
3answers
243 views

Length limit for HDMI cables [closed]

The idea is to build a server and run virtual operating systems compatible with touch screen monitors. Server in one location with four displays in different rooms. The idea is to only have the ...