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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29 views

In Windows 8, how do I get an application to connect audio to newly attached audio output device?

At work I am using Windows8.1 on a lap top. I have firefox running and select a video on the web to watch, so far it is working good. Now I plug in the HDMI to TV, and tell the computer to mirror the ...
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1answer
159 views

Why is my display text blurry

I bought a new computer recently and when I connect it into my older Samsung display with a HDMI cable the text seems to be blurry. However if I connect my older laptop computer into this same Samsung ...
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29 views

monitor black out with lower resolution and unable to fix

i have a acer 1366x768 monitor and i use a hdmi converter to connect it to the cpu. so suddenly all the time it blacks out and goes to lower resolution and when i change back to 1366 it show input not ...
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1answer
622 views

Connecting Thunderbolt Display to Non-Thunderbolt MacBook (mid 2010)

I have an old MacBook Pro (Mid 2010 / Pre Thunderbolt) and an extra ThunderBolt 27" which I wanted to connect to the laptop. According to Apple and a ton of posts online (dated around 2011) this is ...
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49 views

How to run a command when display is turned off/on in windows 7

I use a TV connected via HDMI to a windows box. I want that when the box is idle, the TV to be put into standby, but the computer should run. For this I have a pulse-cec-usb adapter, and I can use ...
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1answer
208 views

HDMI/DVI/DisplayPort cables and image quality (color, sharpness)

I am planning on running some very long digital cables (HDMI, DVI, DisplayPort). I want to make absolutely sure that as long as the cable works with my desired settings (resolution and hz), there's ...
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21 views

What is the technical name for the [cable] in a laptop that connects to the [LCD] [duplicate]

I wanted to google it and learn about the connector; with the ultimate goal of learning how to turn it into a DVI, VGA or HDMI (To turn a naked laptop LCD into an ad hoc monitor) But when I started, ...
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158 views

Ubuntu not setting display resolution correctly

So, I'm using Ubuntu 14.04 on an older Mac (like 2010), and trying to connect to a TV using a mini display port to HDMI adapter. The adapter does work on a different Mac (and newer) thats running ...
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161 views

“No signal” on 4K monitor after login, reconnect hdmi cable get back the signal (Windows 7)

Setup: Windows 7 pro. Single 4K monitor connected to PC via HDMI cable. Running 4K resolution. Issue: Once logined remotely, you are greeted with a login screen. Login locally, "No signal" on 4K ...
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2answers
108 views

Converting DVI to HDMI

I have a graphics card with a VGA and DVI-I Dual Link ports but my monitor/screen only supports HDMI. I've search over the web of pictures if it is possible and I get a lot of images of DVI to HDMI ...
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158 views

Connect Dell Optiplex 980/990 to LG LED HDTV

I have the following TV: http://www.amazon.com/LG-Electronics-42LN5300-42-Inch-1080p/dp/B00BB0ZTO0 And I want to connect my computer to it: http://www.dell.com/us/business/p/optiplex-980/pd Now, ...
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1answer
37 views
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2answers
48k views

Can I connect two monitors to my computer using an hdmi splitter

Can I connect two monitors to my computer using an HDMI splitter because my computer only has one HDMI output that works which is coming from the Graphics Card. Both monitors are the excact same and I ...
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0answers
105 views

connected laptop with TV- sound from tv not working

I have connected a tv via HDMI to a laptop running ubuntu 12. I can see the video on the televsion but the sound plays from the laptop and not from the television. Any ideas on what I need to change ...
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1answer
26 views

Trying to run files on Ubuntu from televsion

I am using a TV with HDMI input from sony laptop running ubuntu 12. I can see the screen on the TV but any files I run on the laptop do not appear on the television. Any ideas what I might be doing ...
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1answer
256 views

Mac Mini with two monitors (HDMI and DVI)

I've got Mac Mini connected to a LG Flatron IPS235t-bn monitor using Thunderbolt to DVI cable. I want to purchase an HDMI monitor as a second for this system. Will this work if I just connect my new ...
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1answer
2k views

How do I find a laptop or desktop that supports external 4k monitor?

I am trying to word this question in a way that makes it not opinion-based, soo... I have a Seiki 4k monitor, now looking for 4k content. Looking at a bunch of (lower-end) 4k laptops and desktops, ...
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1answer
415 views

Multiple cable adapter setup not working - VGA to smartphone. All cables tested and work

Issue Pictured overhead projector setup does not work. #1 -> #2 -> #3 -> Phone. All cables are tested and work! The issue is the HDMI connection between cable #2 and #3. With all other cables, the ...
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1answer
315 views

Why does my MacBook Pro (with Iris 5200) only output 1920x1200 via HDMI?

I have a late-2013 15" retina MacBook Pro with an i7-4750HQ CPU and onboard Iris Pro 5200 graphics. And in case it makes any difference, I'm running Win8.1 on it. When I connect this MBP to an ...
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0answers
261 views

Games, Windows 8.1 and 144Hz display

So I have been having problems with few games after switching from 7 to 8.1, which seems to be related to my 144Hz monitor. Few examples: Shank, Shank 2, Blood of the Werewolf, Astebreed, the Sims 2 ...
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1answer
157 views

Why does modern graphics with 2Gb memory come with VGA output?

I recently bought a new computer with a ATI HD8570 2GB (VGA+HDMI). I pay top dollars for a powerful graphics card. I have two (older) monitors from Dell 1600*900 which have a DVI input and a VGA ...
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1answer
432 views

How do I get my laptop to use its external monitor with Debian Wheezy?

with Debian Wheezy installed my laptop screen works fine but it doesn't seem to notice when an external monitor is plugged in. My laptop is a Dell Inspiron 15 (3537) I think this is the device in ...
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1answer
156 views

connecting DVI monitor to HDMI port

Can I connect computer monitor with the case by using DVI to HDMI cable? monitor side is DVI and the case side id HDMI. I want to choose the correct cable for this connection. My graphic card is 2 GB ...
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1answer
199 views

Mirrored display isn't “full screen”

I plugged my laptop into my TV via HDMI, both displays are 1920x1080 and I have it set to Mirror my laptops display onto the TV. It does so, except I have a black border around the display on the TV, ...
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1answer
164 views

Using motherboard HDMI connection for separate graphics card

I have a Z97-motherboard which has an HDMI-connection, along with a MSI 770 graphics card, which sadly only has one HDMI-connection. I would like to connect my second monitor through HDMI to my ...
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1answer
51 views

HDMI vs VGA: Which one consumes more power?

I just switched to HDMI recently for my gaming. Could anybody tell how much power is being consumed when using HDMI compared to the old VGA?
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3answers
1k views

Can I connect adapt a laptop's mini displayport to a monitor's hdmi port and get 2560 x 1440 resolution?

I have a Lenovo Thinkpad W530 with a mini displayport (mini DP) port and a monitor with HDMI as well as dual-link DVI-D (digital). I know that I can get an active adapter and go from the laptop's ...
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1answer
79 views

RGB/VGA input on display without analog ports

I've got a Panasonic LCD display that has all digital or HDMI ports for video. In our conference room, I need to support VGA input for those connecting PC laptops that have no digital output. I've ...
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1answer
219 views

why is html (black) text on red or blue, displaying blurry on 60Hz 4K

I have done something that it should not be possible yet until HDMI 2.0, I have a 4K TV connected by HDMI to a video card (NVidia GeForce 750Ti), and the card says, I have 60Hz 4K. Works well, ...
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3k 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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1answer
34 views

How to schedule a task on secondary audio/video device connection/disconnection?

I want to schedule a windows task to run when a secondary output device (e.g., VGA monitor or HDMI A/V receiver is turned on or off) but I'm not sure which event should be used for this. I found ...
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0answers
157 views

Is monitor suspending supported via a HDMI to DVI cable?

My computer has DVI and HDMI video outputs while I have two DVI monitors and a cheap HDMI to DVI cable. Both monitors go fine into and out of standby using DVI-to-DVI connection. Both also display ...
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1answer
93 views

Self-test monitor behavior: VGA vs HDMI

I switched connection on my DELL monitor from VGA to HDMI and (obviously) the setting on a monitor itself. Everything works fine. The only thing that bothers me a little bit that in VGA mode the ...
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0answers
41 views

Playbak device not recognized when using HDMI

I recently purchased a new laptop that came with windows 8.1 . When I first got the computer I tested that when I plug in my HDMI cable into the computer and connect it with the TV, the TV is ...
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2answers
655 views

Is the Surface Pro 2 capable of supporting a 3 monitor work station?

The Surface Pro Docking Station offers 3 USB 2.0 ports, a MiniDisplay Port, and one USB 3.0 port. I would like to use this tool with a Surface Pro 2 (Windows 8.1) to support a 3 monitor work station. ...
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0answers
47 views

Manage computer state with HDMI connection

I have a windows 7 machine with this motherboard and this tv that I would like to convert into a media center. I do not want the system running 100% of the time (trying to keep costs down) so I'm ...
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0answers
354 views

Fuzzy image on Emerson LF320EM4 TV when using HDMI

I have a Dell Inspiron 17" laptop with an Intel HD Grapics 4000 video card, running Windows 7. It's also connected to an Emerson LF320EM4 TV via HDMI. All I want is a crisp image, but I am having ...
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692 views

HDMI “Video Over IP” hardware

I am interested in using my wireless home network to live-stream video sources such as DVDs, my Raspberry Pi or anything else that is connected to my home receiver. I would like to then send this ...
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1answer
156 views

DVI and DVI-to-HDMI fails to deliver signal to monitors when both are connected to a desktop

I try to connect desktop to two screens: 1st monitor ----> DVI cable ----> desktop 2nd monitor ----> DVI to HDMI cable ----> desktop 2nd screens returns 'no signal detected' when both ...
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2answers
4k 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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3answers
68 views

Is there a difference in HDMI cables

I have a single HDMI cable in my house which I seem to be able to use for all my devices (TV, HP PC, Dell PC, PS3, PS4). All my other cables seem to be selective on the device I can connect them with. ...
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2answers
1k views

No sound at HDMI monitor on Windows 8.1

I have a Samsung S27C750 monitor and I cannot get the computer sounds to it although I am using an hdmi cable which should transfer the sound along with the image. The cable is ok because it was ...
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2answers
2k views

AMD Radeon r9 Not connecting to HDMI screen? [Solved]

I have a custom built Windows gaming PC, we are using the Sapphire Radeon r9 gfx card and when we attempt to connect to monitor (or rather, HDMI TV) it does not connect, for a second it appears that ...
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0answers
120 views

How do debug HDMI port

I have a unique situation with a Sony Vaio that has a donor motherboard from an essentially identical Chinese model of the same. the HDMI port seems at all levels to be non-functional and not ...
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0answers
105 views

Philips 202el only shows display if both vga and dvi are connected to my cpu

This is really weird since I never encountered such trouble like this. So my display is connected to video card which is an ATI HD Radeon 4650. My VGA ports and cable are okay as well as my DVI ports ...
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5answers
6k views

2560 x 1440 Resolution: is Mini DisplayPort or HDMI better?

My first foray beyond 1080p begins today. Should I use HDMI or DisplayPort to connect my new laptop to my monitor? If I have both cables, which will allow me to maximize my graphics experience? ...
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1answer
181 views

Windows 8.1 Multiple Monitors - Prevent Applications from changing Monitors

I have 3 monitors hooked up to my computer. OK, technically one is a TV while the other two are monitors. I previously had Windows Vista for a long time and hated it, so I recently switched to Windows ...
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1answer
131 views

Check Signal Cable

Trying to setup my laptop to have a duel screen by connecting from HP 15 to Samsung SyncMaster 740N. When I turn on the Samsung Monitor is says "Check Signal Cable." Anyone know how to solve this ...
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0answers
175 views

How to select video connector between laptop and external monitor?

I want to connect a Lenovo ThinkPad X1 Carbon laptop to a Dell 2408 WFP external monitor. The ThinkPad laptop has a 14.0" WQHD (2560x1440) onboard display. It has Mini-DP and HDMI ports, and via a ...
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2answers
213 views

issue in HDMI TO VGA conversion

my laptop have only HDMI and is connected to VGA monitor using HDMI to VGA converter. issue is native resolution of monitor(15.6 inch) 1366x768 is not displayed correctly. around 25% of screen from ...