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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Connecting MBP to an amp/receiver via HDMI

I had connected my Mac Book Pro to a Yamaha amp/receiver using a thunderbolt adapter cable. The adapter connected to my laptop and the HDMI cable then connected the adapter to the receiver. Video and ...
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4answers
3k views

Dell Inspiron 620 desktop - Dual monitor

I have a Dell Inspiron Desktop 620 (just purchased this year) and it has 1 VGA connection and 1 HDMI connection. All of my spare monitors only have VGA and so was wondering if the convertor cable from ...
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2answers
10 views

Posible to use mini display to HDMI with HDMI splitter?

I have a macbook pro 13 inch with two external monitors. I'd like to set up a third external monitor however the only working ports on my laptop are the two mini-display ports. The HDMI port was ...
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4answers
11k views

Very bad picture quality when connects my laptop to my 42" LG plasma Tv

I need help on connecting my laptop to my plasma TV. Here are my hardware specs: Dell XPS M1330(display: 13.3 inch, 16:10, 1280x800) LG PJ350 plasma TV (display: 42 inch, 16:09, 1024x768) When I ...
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Default Two cables from one card to one monitor for pseudo-dual display?

This is a bit of an odd request but I hope someone can help me out with a solution or an explanation... :) I've bought an LG 34um95 monitor (34", 21:9 aspect-ratio) but also bought a Palit GTX 750Ti ...
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1answer
20 views

Change audio output depending on monitor application is run in

This type of questions has been asked, but did not find solution to my current setup (setup with soundcard). I have Xonar DGX sound card, and Nvidia Graphics card. I have connected TV to my ...
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1answer
34 views

4K monitor does not support 60HZ via HDMI on 3840x2160

I am confused about HDMI -- I have a GTX 770 with 1xDP, 1xHDMI and 2xDVI. I just bought two Dell Ultra HD 4k Monitors (P2715Q) and while the first one gives me 60HZ over DP, another only shows 30HZ ...
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1answer
31 views

External monitor connection works with HDMI but not VGA

I smashed my laptop screen so I have to use an external monitor. I can connect with an HDMI cord but not with VGA. I want VGA so I can listen to sound via headphones on the laptop, it's an Acer E1 ...
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20 views

How can I connect my laptop to TV on wireless network

Just wondering if my laptop is compatible with my WIDI compatible TV. My laptop configuration says Network adapter - DW1530 Wireless-N WLAN Half-Mini Card Processor - Intel i5 Graphics- Intel® HD ...
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2answers
3k views

HDMI, Thunderbolt ports not working in Boot Camp

I've installed Boot Camp on my MacBook Pro, but the HDMI and Thunderbolt ports still aren't working. When I connect an HDMI cable from my Mac to a monitor, the monitor says No HDMI Input. System: ...
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1answer
26 views

Play 2 songs on the same computer (Jack and HDMI)

I'm thinking about the idea which could solve a lot of my problems. I've a barebone computer and I would like to use HDMI port to play the first music and and the jack for the second. I've seen ...
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38 views

How can I play 4K content at 120fps or higher? [on hold]

I was having a discussion with my friend over framerates and PC gaming, and it occurred to me that I was aware of no hardware that could produce 4K resolution at 120FPS or greater. HDMI 2.0 and ...
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1answer
4k views

What kind of cable looks like HDMI but has only one slanted edge?

What kind of cable is this? It looks like a HDMI connector but it has a slanted edge at one side?
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1answer
30 views

How to make the Extended Display desktop picture the correct size?

I am using a 24" Samsung Monitor (Connected via HDMI with a highest possible resolution of 1920x1080) to a Windows 7 laptop (Toshiba with a highest possible resolution of 1366x768). When I extend the ...
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1answer
21 views

Acer Aspire E3-111 LCD flickers when connected to external monitor

I have an Acer Aspire E3-111 which is an Intel based laptop. It uses Celeron N2830 with Intel HD Graphics. The laptop has HDMI port. My only problem is that the LCD flickers when I connect to a ...
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1answer
23 views

How can I make HDMI sound work consistently when plugging in after booting up?

When I plug an HDMI monitor into my laptop (running Windows 7), the image always works as expected, but the sound usually does not work. Based on suggestions found while trawling support forums [links ...
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6answers
127k views

Does DisplayPort carry sound as HDMI does?

Does DisplayPort carry sound as HDMI does? Specifically, I am looking at Lenovo Laptops T410 or T510. I'm wondering if the spec permits for audio over DP and if possible if the Lenovo laptops I ...
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0answers
19 views

Can my XFX Radeon R9 280 render simultaneously to both a 4k and 2k monitor?

I have a Radeon R9 280 video card. It has these ports: 1 HDMI 2 mini display port 1 DVI-D 1 DVI-I The NewEgg spec pages lists the max resolution as 4096x2160, but I don't know if that means per ...
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1answer
23 views

How to use CEC from windows?

Is there any way to programmatically turn a HDMI TV on/off on windows? Either using an application or script/programming interface.
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2answers
2k views

Samsung 42 plasma HDMI DVI PRoblems

I have a Samsung 42 inch Plasma which I have been using as the second monitor for some time now. I run nvidia Graphics card with two DVI ports. The plasma has a VGA port and HDMI. I have up until ...
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3answers
23 views

Can I connect 2 laptops to 1 monitor which has 2 HDMI ports?

I am looking at this Dell monitor - Dell U2414H. Website: http://accessories.ap.dell.com/sna/productdetail.aspx?c=my&cs=mydhs1&l=en&s=dhs&sku=391-BBNB&redirect=1 Connectivity 2 ...
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1answer
2k views

Getting HDMI working on Inspiron 15R N5110?

I installed Windows 8.1 on my Laptop which had Windows 7 when I bought it. After installing Windows 8.1 and installing the drivers Drivers & Downloads page I still haven't got the HDMI to work. If ...
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27 views

Dual monitors go wireless

I will be using the Gigabyte GA-Z97X-UD5H-BK motherboard. So it natively supports 3 monitors output - hdmi, dvi, and vga. To make things complicated, i wish to have my monitors go wireless. I did a ...
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60 views

Getting 4K@60Hz via ATI R9 290 display-port on Panasonic TC65-AX-800U

Hi I have an AMD R9 290 card, under linux, with the proprietary Catalyst 14.50.2 driver; the AMD Card only Has HDMI-1.x which can't do 4K@60Hz, but it does have display port which is capable of ...
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4answers
284 views

Is it possible to drive a 3x3 videowall with HDMI + an i7 notebook?

Yesterday I saw a 3 by 3 video wall display, in which the only connection between the LED TVs are by HDMI cable from one i7 notebook. I asked the operator how he did it, and his answer sounded to me ...
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2answers
1k views

Can I continue using my HDMI output with my laptop closed?

I have a nice gaming laptop and I have it connected to my tv using an HDMI cable where I'm able to game nicely. Having the laptop open though is distracting because of the brightest from the screen. I ...
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1answer
35 views

Prevent Windows 8 from logging out every time I plug/unplug my HDMI cable?

Every time I plug in my HDMI cable or unplug it, Windows 8 logs me out and I have to log back in and restart all my applications. Is there a way to prevent this?
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1answer
2k views

Intel HD4000 with 4k HDMI output on Linux

I wonder if I can output 4k resolution (3840 × 2160) @ 30Hz with a Intel HD4000 graphics using Linux and a single HDMI output. I have a Thinkpad Edge E330 with HDMI 1.4. The CPU is an i5-3210M. I ...
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2answers
29 views

Will external screens dim as part of power management?

Most, if not all, Windows laptop computers will dim their screens after a configurable time duration. After an additional time duration, the screen will turn off completely. These settings are ...
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1answer
32 views

Is it possible to use HDMI out and DisplayPort with daisy chaining simultaneously?

Specifically, I'd be interested in if such a combo works on notebooks with graphic adapters such as the Geforce GTX 850M . E.G.: Monitor 1: internal Monitor 2: external via HDMI Monitor 3,4,5... ...
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1answer
64 views

OSD not working on AOC q2770pqu monitor

I have a newish AOC q2770pqu monitor and it has been working ok until today. I usually use it with a DP connection, but this morning I want to use it with HDMI. I couldn't get into the menu system to ...
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2answers
3k views

Can a Mini DisplayPort to HDMI cable support resolutions above 1920x1200?

Is it theoretically possible for a cheapo Mini DisplayPort to HDMI cable or adapter to support resolutions above 1920 × 1200, e.g. 2560 × 1440 (QHD)? Or is it always ...
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1answer
2k views

Is there a way to enable sound via HDMI on my TV Monitor from the MacBook Pro late 2010 (OSX 10.8.3)

I have this issue when connecting my MacBook Pro Late 2010 on my Samsung TV Monitor via HDMI there is no sound coming out only picture. Alternativly when I'm using my dualboot Windows 7 installed on ...
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1answer
64 views

Ubuntu 14.04, Plug in HDMI to external monitor causes a log in - out loop

Model: MSI GT70 2PE CPU: Intel Core i7-4810MQ RAM: 16.0GB GPU: NVIDIA GeForce GTX880M SSD: Samsung 840 EV0 1TB OS: Windows 8.1 Pro Dual Boot with Ubuntu 14.04LTS. When I plug my external FLATRON ...
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2answers
3k views

How can I regain the ability to output to an external monitor via HDMI on my Lenovo Yoga 2 Pro?

I've had a Yoga 2 Pro (running 64-bit Windows 8.1) for a few months. I usually have it hooked up to an external monitor via HDMI. I disconnect and reconnect it all the time. This machine has the ...
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2answers
520 views

HDMI to VGA and Display Port to VGA adapters

I stumbled upon a problem after I upgraded my hardware, I was so excited about it, but when I realized that I can't connect my monitors this disappointed me. I have 3 FullHD 22 inch monitors with a ...
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0answers
17 views

What kind of switch to connect both a Mac Mini and Lenovo Notebook to a monitor?

I have a Mac Mini and a Lenovo Yoga 2 Pro, and I have been using them both with an external monitor. It's cumbersome to constantly keep changing the HDMI cable, so I want to get a switch. I don't ...
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1answer
48 views

Is the Miracast protocol a practical equivalent of an HDMI signal?

Miracast has been described as "HDMI over WiFi"†, and as such I've recommended it to a couple of people asking about HTPC setups when unable to run wire. After giving it more thought, I'm wondering a ...
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2answers
6k views

How to build a LGA1150 HTPC with HDMI CEC support?

Story: I decided to build myself powerful HTPC using top modern "bleeding-edge" hardware, I mean LGA1150 with Haswell (Desktop 4th Generation Intel Core Processor Family). And because an easy way of ...
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2answers
4k views

Extending Dual Monitors with VGA and HDMI to Single link DVI

Here is my question. I have a workstation running windows 7 on a Dell Optiplex 390. He would like to use two extended monitors. The graphics card is an Intel Graphics HD 2000. It has a VGA out and ...
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2answers
4k views

AMD Radeon outputs only 1080i (1920x1080@30hz) on Full HD TV

Graphics Card: AMD Radeon r9 270x Screen : Samsung F5000 series 32 inch LED Full HDTV. Cable : HDMI cable connected to my graphics card's HDMI slot, and to my screen's HDMI slot. OS: Windows 8.1 ...
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2answers
3k views

HDMI connection to external display does not work (but VGA does)

I have a Sony Vaio VGN-2950 with a HDMI connection and an external monitor: a Samsung 24A350H with a HDMI input. If I connect the laptop to the Samsung via a VGA connection, it works fine. However, ...
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27 views

ASUS VN248H-P Monitor green static/speckling over HDMI

The monitor gets a kind of green static while using HDMI cords. Some cords work better than others, but they all have this speckling of green on dark images. But when using VGA, it's fine. The ...
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2k views

how to connect “dual mode HDMI” to get 60Hz 4K?

I bought Gigabyte GeForce GTX 750Ti graphics card, that says prominently on the box "4k at 60Hz through dual HDMI". OK, so I tried to connect this by 2 HDMI cables, to 2 HDMI inputs on my 4K TV, ...
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2answers
82 views

4k monitor flickering at full resolution

I recently bought a 4k TV (LG 49UB820V) as a monitor for my PC. But I have many problems with my current configuration: The image is by far not sharp, which it should be on a 4k monitor Whenever the ...
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2answers
1k views

Sound management when using multiple displays

I have a Lenovo AIO computer which is connected by HDMI cable to a TV as a second display. The two displays work perfectly visually and have done for months, but I am having problems with the audio. ...
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2answers
1k views

Is it possible to duplicate/mirror screen connected to different graphic cards?

My desktop has 2 HD 6450 graphic cards, each of them has one HDMI, one DVI and one VGA port. I connected 2 of my screens to the 2 HDMI ports on 2 cards, and I'd like to duplicate my 2 screens. ...
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0answers
16 views

Issue connecting new laptop to HDTV by HDMI

I recently upgraded from a Lenovo G570 to a Thinkpad T440. I had previously connected that G570 to my Olevia 232 S13 without any issue, and streamed movies and such from my laptop to watch them on the ...
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1answer
51 views

Is it possible to record DirecTV box or Xbox 360 through HDMI-IN on a PC? [closed]

I was wondering this after I found out that my Alienware Alpha had this HDMI-IN port. (the only reason why I bought the Alpha was because it was on sale for $399) I did some research but could not ...
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1answer
138 views

4K (3840x2160) with GeForce GT 730M (Notebook Acer v3-571g) on HDMI port not working

I have a notebook Acer v3-571g with a GeForce GT 730M and try to get my new Samsung UHD Monitor 28" "U28D590D" to work in a 4K resolution via HDMI. The manual of the monitor says it supports 4k via ...