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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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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1answer
22 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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30 views

How can I play 4K content at 120fps or higher?

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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21 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
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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14 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
17 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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32 views

How to control content on multiple LCD TVs from one computer [closed]

I'm looking for some advice on what would be the best way to connect and control 4-6 LCDs through one computer. We will be hosting a small local event and inside tent we want to place around 4-6 TVs ...
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3answers
21 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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23 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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1answer
15 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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41 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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1answer
31 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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2answers
28 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
43 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
503 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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15 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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24 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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2answers
69 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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1answer
46 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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0answers
15 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
50 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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37 views

HDMI resolution still stuck at 640x480 on a Samsung TV

I thought Ubuntu will be easy but not for novices like me. I installed Ubuntu 14.04 on a Lenovo X1 Carbon. I have tried all the examples provided on the Ubuntu site but cannot seem to get my HDMI2 to ...
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1answer
19 views

Stop screen changing when using HDMI Switch on PC?

I have a HDMI Switch which has both my Xbox and PC going into it. I also have another screen which is only my PC on DVI When I use my PC I use the dual screen setup and it works fine However when I ...
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1answer
127 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 ...
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14 views

Monitor blinking when I plug an audio jack

My Dell Latitude E7440 laptop is connected to a Dell U2312HM monitor like so: laptop -> HDMI cable -> HDMI-DVI adaptor -> monitor. Sometimes when I plug or unplug the audio jack from my ...
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0answers
16 views

Windows 8 HDMI Second screen not letting me set resolution to 1600x900 [duplicate]

I have a Hitachi TV which on HDMI input uses the resolution 1600x900. However, when I plug in my TV with HDMI, Windows automatically sets a resolution for me and only gives me 2 choices when trying to ...
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1answer
52 views

black border around screen ati radeon hd 4550 graphic card on hdmi on windows 7 32bit [duplicate]

I have bought a LG monitor 22 inch when I connect my PC buy HDMI cable to it there is a black border around the screen like this : my graphic card model is ATI hd 4550 .I have with her searched ...
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57 views

How to enable audio output via HDMI from HD 6850?

I have an HD 6850 connected to 32" LCD TV via HDMI. The video is ok, but there's no sound. AMD HDMI OUTPUT is set as default but doesn't do anything. When I right-click and click on Test Windows shows ...
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1answer
62 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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7answers
4k views

Why is HDMI->DVI image sharper than VGA?

I have a Dell U2312HM monitor connected to a Dell Latitude E7440 laptop. When I connect them via laptop -> HDMI cable -> HDMI-DVI adaptor -> monitor (the monitor doesn't have a HDMI socket), ...
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1answer
45 views

How to switch audio from computer to TV (hdmi)?

At the moment my laptop is connected to the TV via hdmi. Both devices are active and can play sounds. Although I'm quite tech savvy, audio has never been my forte. My conundrum is this: While ...
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25 views

How to connect between microHDMI output to a DVI-I dual link input?

I have a laptop with a microHDMI port, a mircoHDMI-HDMI cable and a monitor which has a DVI-I dual link input port. I bought a female HDMI-male DVI-D dual link adaptor (just realised is it dual ...
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2answers
151 views

QHD through HDMI on Dell U2715H

I have an Acer TimelineX 4820TG laptop. I'd like to buy the Dell U2715H screen (sorry link in french). It is a 2560x1440 px display. But My laptop has only VGA and HDMI port, and the screen has ...
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49 views

HDMI and graphic issues

I just recently bought a new ASUS F550J laptop. Here are my specifications: Intel Core i5-4200H 2.8GHz 8GB RAM 240GB SSD Nvidia GeForce GTX 850M 2 GB, GDDR3 1920x1080, FULL HD Windows 8.1 Now my ...
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1answer
72 views

Daisy chaining monitors with no DisplayPort on laptop

I purchased two U2414H monitors from Dell and am trying to connect them to my laptop (Inspiron 3421) but I don't have a DisplayPort on my laptop. The laptop has 2-USB 3.0, 1-HDMI, 1-USB 2.0 The ...
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136 views

HDMI sound output mysteriously no longer works in Mac OS X 10.10 (Yosemite)

Everything was working fine with HDMI sound working as it should in Mac OS X 10.10 (Yosemite). Then recently: I turned off the laptop. 24 hours later I turn on the laptop Connected it to the HDTV ...
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1answer
26 views

How can I view and change the hdmi refresh rate in windows 8.1

I have ordered the new Seiki U-Vision cable, which has a chip that upscales 1080p at 30hz to 4K. I will need to view and probably change the hdmi output in windows 8.1. I have searched "systems", but ...
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0answers
33 views

Connect to External Monitor - Acer S231HL - No Signal

I've been looking for an answer every and can't seem to find a solution. Backstory I recently bought a new laptop with an HDMI port which I want to take advantage of. I have an 23" external monitor ...
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0answers
29 views

Monitors flicker when hdmi connected TV turns on

I have my 3 main monitors and a large TV screen connected to my computer with HDMI. When I turn on the TV screen all my screens just flicker once and I lose the screens for a few seconds. The flicker ...
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24 views

Monitor goes black

I've connected a second monitor to my laptop and it was working well for a few months, but recently sometimes when I'm doing ordinary stuff it goes black for a few second and comes back to normal. I ...
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0answers
117 views

Forcing higher refresh rate on HDMI - bad for the system?

I have a laptop with Optimus technology: Intel HD Graphics 4600 and NVIDIA GeForce GTX 860M. I'm able to add custom resolutions with the Intel GPU control panel. I know that HDMI 1.4a officially only ...
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1answer
202 views

Convert hdmi to dvi to vga [duplicate]

I'm trying to hook up a projector that only has an VGA input to my laptop that has only an HDMI output. I would like to avoid spending extra money on a HDMI to VGA converter box, is it possible to do ...
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1answer
110 views

Cant select which HDMI/DisplayPort monitor to output sound to

I've been banging my head against this issue ever since I got a third monitor. I have searched all over and can't seem to find anyone having the same issue. Currently I resort to physically ...
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0answers
153 views

4k Monitors 30hz mouse lag

I have a computer that I need to run about 15 meters or 50 feet away from the monitors. Currently I have two DVI monitors that have resolution of about 2500x1600. I want to run two 4k monitors ...
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1answer
25 views

How to prevent sound switching from speaker to hdmi when monitor is reactivated?

After the screen saver kicks in, my monitor is being switched off. When I move the mouse, the monitor is being switched on and grabs the sound. I have to switch back to speaker manually. How do I ...
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0answers
23 views

How to have apps appear on both volume mixers?

I can connect a TV via HDMI. Sometimes both volume sliders appear when I click the volume icon. In that case all apps appear in both volume mixers (with one of them being muted) and I can control the ...
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2answers
78 views

unable to manually change hdmi resolution when using a tv as a monitor

Recently i hooked up an old tv for use in my home studio. It is a 32" JVC LCD screen...pretty old: http://www.cnet.com/products/jvc-lt-32g80su-32-lcd-tv/specs/ What I want to do is to connect this TV ...
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1answer
97 views

HDMI and power saving mode

As documented in this question, I recently bought a new Samsung monitor and connected it to my computer using a HDMI connection; this monitor just doesn't seem to support any power saving mode: it ...