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.

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Second monitor not recognized after boot, connected to new laptop

I just bought new Asus laptop model N750JK. I've tried to connect it to my external monitor via HDMI port (HDMI->DVI adapter). The second monitor displays image on the screen when I start the PC and ...
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28 views

How to properly connect and configure PC to TV

When I connect my PC (Windows 7) or Mac (Yosemite) to my FullHD Plasma TV, it is properly recognized. However the whole experience is not as good as with a 'native' media player device. The following ...
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12 views

Acer Aspire 7600U: How do you switch HDMI inputs?

My new Aspire 7600U does not allow me to switch between window 8.1 screen and the HDMI input from my cable box. How do I get windows 8.1 to detect the input from the HDMI port? So that I can see it ...
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2answers
43 views

Can't get third monitor to work

I am running Windows 8.1 (64x bit) with all the latest updates. I have three monitors connected to my PC at work. The connections used are HDMI, DVI and DisplayPort. The DisplayPort connection is not ...
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9 views

windows 8.1 not detecting U-verse box connected on HDMI - Acer Aspire 7600U

I connected my AT&T U-verse cable box to my Acer 7600-U's HDMI-in. But I cannot see the device on the Win 8.1 device manager. Additionally, I have the following issues: 1- I am not able to ...
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19 views

Monitor resolution out of range [on hold]

I have a problem with my TV. The image resolution is supperior of the TV resolution itself. The problem comes from my TV but even if I change the format, the problem stays. Is it possible to add ...
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18 views

DisplayPort 1.2 DesyChain with a DisplayPort to HDMI node at the end of the chain

I recently bought a dell monitor which has only DisplayPort and HDMI. and i was very excited to learn about the DisplayPort 1.2 desy-chain. I was wondering if i could create a chain as follows ...
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31 views

Is it possible to force 2560x1440 over HDMI on mid 2010 Macbook Pro?

I am trying to use my mid 2010 macbook pro over one of the two available HDMI ports on the monitor (displayport taken by primary pc). Whenever I connect with the equipment below I can only select ...
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68 views

4k HDMI output with Intel HD graphics/Nvidia

I would like to use a Ultra HD external monitor/TV over HDMI, but the problem is that the maximum offered resolution is Full HD (with output set to External display only). I am running Windows 8.1 ...
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13 views

Use mini HDMI in 4K monitor

I have a video card (EVGA GTX 650) with a mini-HDMI output. Its specifications says (http://www.geforce.com/hardware/desktop-gpus/geforce-gtx-650/specifications) it would support 4K resolution over a ...
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Asus N56 VZ HDMI video higher than 1920x1080? [duplicate]

I'm trying to drive an external 2560x1440 monitor thru the HDMI out on my Asus laptop. Does anyone know if there is a way to do this, perhaps by hacking the registry or...
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34 views

Why does a certain program cause my TV to lose HDMI output from a HTPC box?

I have an Intel NUC DCCP847DYE running Ubuntu 14.04.1 LTS. I primarily use it as a Kodi media center (XBMC), but have begun to explore other uses. When it's attached to my TV, it works flawlessly on ...
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1answer
51 views

How do I switch the input for my monitor from DVI to HDMI from my PC?

I have a PC monitor which has two ports, one for DVI and one for HDMI. My PC is currently connected to the monitor through a DVI cable. I have a Cable Tv Digibox which is also connected to the same ...
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79 views

Oculus rift DK2 setup

Ok, so I've purchased the Oculus rift DK2 and whenever I want to use it I have to use it in extended mode and use the direct to rift apps, this means I don't always get to play everything. When the ...
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21 views

Connecting Xbox One to a projector wirelessly

Is there a way to connect Xbox One to a projector without any wires? Maybe Microsoft Display Adapter or a Cromecast? Any idea is this possible? I am planning to buy a projector and would like to hook ...
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2answers
34 views

Monitor UHD to laptop with FullHD

I have a laptop (MSI GE60) with FullHD screen and I want to connect this with an UHD monitor (2560x1440), but when I connect by HDMI I have FullHD as max possible resolution. I don't know how to set ...
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30 views

Are generic brand Thunderbolt to HDMI adapters reliable?

I am thinking of buying a thunderbolt to HDMI cable. I found this one: ...
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2answers
48 views

How much would it cost to replace HDMI port if it can be done separately [closed]

After the lightning struck my house, my PC doesn't recognize TV as a output, while TV recognizes HDMI input. Exhausting a lot of options here http://redd.it/2ribe7, I want to know would the whole ...
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34 views

Dual Monitors on VGA or HDMi

I have an INSPIRON 3847. It has VGA & HDMI outputs. I want to run 2 (or if possible 3) monitors. Had 2 monitors running with GX270 but had to buy new Video card & a splitter. Do i have to buy ...
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1answer
27 views

Extended desktop 'washes out' image on primary Monitor

BLUF: Primary monitor looks fine in cloned desktop mode with secondary monitor, washes out in extended desktop mode. Can washout be prevented? I have two monitors hooked up to my computer, a ...
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17 views

Windows 7 connected to LCD monitor (using HDMI cable) reports low virtual memory if left idle too long

My Windows 7 laptop that is connected to my LCD monitor using an HDMI cable often reports low virtual memory if left idle for more than an hour or so - if it is left in that state long enough, the ...
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1answer
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Having trouble with my 3rd Display

Alright so I have 3 monitors. I just got a new monitor today and disconnected my old 3rd one since the newest one I got today is better. As I hook it up, it doesn't wanna pick up my PC. It goes ...
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41 views

Cheap solutions to share old laptop screen to Smart TV

Hi I have an old laptop that only provide a VGA output connector. I want to use my Samsung Smart TV as its screen so that I can put my laptop next to my TV and forget about opening its lid to look at ...
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37 views

Sound with HDMI and optical in the same time

I've got wierd problem. I've got i5 4690 processor and MSI Z97M-G43 motherboard. I'm using integrated GPU. Monitor is connected with DVI and with HDMI I've got tv connected. Problem is that screen ...
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Samsung SA350 does not display HDMI connection from other computers

I have a Radeon HD 6670 (desktop) that connects to the samsung monitor mentioned above, via DVI(desktop)-HDMI(monitor) cable. I've played around with the EDID of the monitor to force it to always stay ...
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1answer
40 views

How to disable HDMI port? (NVidia)

Can I disable the HDMI Port somewhere on my computer? Reason: I always have to crouch under my table and plug the HDMI cable from my TV in, to watch a movie. But if I let it plugged in, I lose ...
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15 views

Black boarder underscan without HDMI in the screen

Recently, I bought an HP Pavillion Touchsmart 14 which was in a different language. I formatted it and made a clean install of Windows 8. But even while installing the Windows OS, and after it was ...
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2answers
98 views

How to use two monitors: one from video card one from motherboard

I'm trying to get two monitors set up. One is plugged into my graphics card using an hdmi cord, the other is plugged into my motherboard using another hdmi cord. Graphics card: NVIDIA GeForce GTX ...
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1answer
36 views

HDMI cable does not fit into GTX 680

I'm trying to plug a 2nd monitor into my GTX 680's HDMI port and the cable just does not fit. There seem to be 2 metal tabs and the top of the inside of the port that restrict the cable from entering ...
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1answer
35 views

How to use two computers with two monitors each as a single computer [closed]

I have a Windows 7 laptop with a second monitor connected via VGA, and a Windows 8 tablet with another monitor connected via HDMI. In total, there are 4 monitors. Two on my Windows 7 Laptop, the other ...
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77 views

No audio through display port after Windows 8.1 upgrade

I recently bought a new SSD for my laptop (HP ProBook 6450b with Intel HD Graphics and an i3 processor) and decided to install Windows 8 on it, I used Windows 7 on my previous drive. I've run the ...
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1answer
49 views

DVI-HDMI cable increases temperature after plug in video card with 7 degrees celsius

I have bought a DVI-HDMI cable (Video cart - Monitor) for my monitor, that was using a VGA cable. My config is dual monitor: Samsung S22C00 + Samsung Syncmaster 225 BW (configure to run on same ...
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1answer
152 views

Multiple Monitors, only one hdmi port (laptop)

I just bought a new laptop (lenovo Y50 to be exact) and with my old laptop I had two additional screens hooked up to it but with this new laptop, it only has one hdmi output cable but it has a NVIDIA ...
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1answer
46 views

HDMI dissapeared from xrandr

I worked with my notebook which was connected with a monitor through HDMI, and restarted it then. Now xrandr is not seeing HDMI port now, of course monitor says "No signal". Don't know why this ...
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1answer
38 views

Laptop only detects TV via HDMI when the TV is off

I have an Acer Aspire 5951G laptop with an NVIDIA GeForce GT 555M graphics card and 64-bit Windows 7. I am pretty sure that none of the components (HDMI-cable, graphics card, TV) are malfunctioning. ...
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34 views

Sound starts crackle through hdmi when cpu usage goes high

I built new HTPC with Athlon 5150 (AM1 platform) + Asrock AM1H-ITX. I have installed Linux Mint 17 + XBMC. This machine is connected to tv throught HDMI. It works like a charm except one: during ...
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24 views

How is an HDMI signal converted into video and audio?

How does a display interpret HDMI signals and update its pixels to the right configuration? I would like to write a native C program to perform this task. I am trying to build a video streaming device ...
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36 views

Connecting two computers together so that one can use the screen of another

So here's the situation. My mother has an old touch-screen desktop computer (without a separate "tower", ie all the internals are in the screen) which is 4 years old and has just about no processing ...
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55 views

NVIDIA GeForce GT 610 in 2560x1600 resolution

I am trying to connect HP LP3065 30" monitor to NVIDIA GeForce GT 610 card. This graphics card has HDMI and DVI outputs. When I connect this monitor to HDMI, it works fine but the resolution is ...
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1answer
23 views

two monitors one smartTV setup

I have a desktop with an intel HD 4600 graphics card and my setup looks as follows: two monitors (one VGA and one DVI) and a smartTV with HDMI. I want to do the following: duplicate my main screen ...
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39 views

displayport + 3.5mm audio to HDMI?

I have a Lenovo W500 and apparently, the graphics card (ati radeon) doesn't support audio output through the display port. But, connecting separately from the headphones to the RCA inputs in the TV ...
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2answers
38 views

Use external DVD player with computer to play movies

I have a Sony BDP-S5200 Blu Ray player. It works fine with TVs, but I would like to connect it to my computer and watch movies using my computer monitor and speakers. Is that possible? The player has ...
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Laptop HDMI port not working

I have Sony VAIO laptop with additional monitor connected with HDMI -> DVI cable. Everything seemed to work perfectly fine until today morning. I had computer with own display and second monitor ...
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How do I debug why my NVIDIA graphics card is failing (maybe dead)?

I have a GeForce GT 610 (pretty cheap graphics card but gets the job done) installed on my NAS to play HD content with Kodi (formerly know as XBMC). A month ago it stopped working. I mean, there was ...
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Resolution Error: If your resolution is below 1024 x 768…

Rebooted my PC today and when it restarted, one of my screens is stuck in 640 x 480 resolution. As far as I know, nothing updated. The "monitor" I am referring to is a 40" Vizio TV Model number ...
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1answer
227 views

PC to TV using HDMI conection text too small

I have a Samsung 40 inch TV. I've been using it in native resolution 1920 x 1080 connected to my GeForce 210 connected with an HDMI cable. The brightness and clearness of image has been perfect since ...
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1answer
101 views

Finding out what resolutions my laptop's display ports support

I have a Dell XPS 15, late 2013 and it has a Mini DisplayPort and an HDMI slot. I am aware that different versions of HDMI support different resolutions and even different drivers affect things, too. ...
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43 views

Does HDMI over Ethernet imply CEC Pass-Through

While building home network I came across a problem: On one side, striving to condense as much electronics as possible at one place, e.g. in a basement (back-end stuff like HTPCes, NASes, UPSes, ...
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1answer
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Weird GPU issue with DVI to HMDI

I've had my GTX 550ti for around 3 years and never have I experienced the problem. My computer is fine when I only have my second display in, which is a DVI display. But when I plugin my main monitor ...
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18 views

Not getting 5.1 sound from computer

I have a dedicated Windows 7 64 bit computer connected to my LG plasma TV with an HDMI cable. The computer also feeds my AV receiver with a digital audio cable. I can never get 5.1 to the receiver ...