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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Has anyone got 4k 60p (60hz) out of a DisplayPort 1.2 into an HDMI 1.4 and above, UHD TV to use it as a Monitor?

The forums are full of these questions. Long story short, it's impossible to output 4K 60p (at 60hz) out of any HDMI lower than 1.4. This means that my late-2012 Retina Macbook can't use a UHD (4k) TV ...
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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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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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14 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
7 views

How practical/usable is HDMI streaming for work (software development)? [on hold]

I am a software developer working with Visual Studio mostly. 70% of my computer time will be either staring at Visual Studio or Google Chrome (reading blogs and such). The other 30% will be either ...
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1answer
654 views

Multiple monitors using Docking Station

I want to buy a laptop that has both HDMI and VGA. Since I can't connect two external monitors at the same time (to have 3 displays in total), I'm thinking about buying a docking station (this one or ...
2
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2answers
2k views

HDMI cable interference

I have been having an interference problem with a short (1.5m) run of HDMI cable between my laptop and screen for quite some time. My setup is as follows: I live in a university residence and my ...
2
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1answer
152 views

Dual/Extended monitors with VGA + HDMI to DVI

I want to buy two monitors for using with my laptop (without using the laptop's screen) My laptop has VGA and HDMI outputs. 1st scenario: VGA output of laptop -> VGA input of monitor + HDMI output ...
6
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2answers
23k 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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5answers
4k 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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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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0answers
18 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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0answers
23 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 ...
2
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1answer
72 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
28 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
30 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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3answers
8k views

Using laptop's monitor as a HDMI screen

I have a satellite TV decoder and a laptop. Is it possible to plug the decoder's HDMI into my laptop's HDMI plug and use it as a monitor somehow? Edit: I have an Asus S550C but I don't know what kind ...
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0answers
46 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
17 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
19 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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1answer
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
80 views

External HDMI monitor, Dell Inspiron 15 (7537)

Since I bought it, my Dell Inspiron 15 (7537, with Nvidea GeForce GT750M graphics) was plugged into an old 1920x1200 24" monitor... until, recently, the (very-old) monitor spectacularly died - with a ...
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2answers
53 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
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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1answer
40 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 ...
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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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0answers
21 views

WiFi GamePad App from Android Device to Android Device

Does anybody know an app for Android Devices to use my phone as a gamepad for my tablet. I'm using my tablet as a "Smart TV" with a HDMI cable connected to my TV, and i wanna play games. P.S. The ...
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0answers
38 views

Windows 8.1 Gigabyte GTX 750 dual HDMI monitors only 1 plays sound

I am using Gigabyte GTX 750 which supports dual HDMI out. I have both HDMI cords going to my dual monitor setup (one cord per monitor). The monitors have built in speakers that sound decent so I want ...
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2answers
2k 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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0answers
21 views

Asus Ranger 200 video card not showing HDMI or DVI output

I have an Asus Ranger 200 video card which doesn’t want to show any output. I try another card and it is working, my screen is a Samsung S24A300B, the problem is that the Ranger is not working both on ...
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10answers
18k views

How to stop windows resizing when the monitor display channel is turned off / switched to different source

Have a new 6870 ati radeon adapter with its drivers set to 1080p 60hz resolution hooked up to a 2008 47" high end Samsung HDMI based TV. However, when the tv is turned to a different hdmi input ...
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1answer
65 views

How to emulate EDID on HTPC so it can be run headless

as my title, i need some way to make my HTPC think there is a screen connected, because when i connect to it thrue VNC or Teamviewer the screen is all black when there is no screen connected. so my ...
0
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1answer
41 views

Samsung monitor not going into power saving mode

I have recently bought a Samsung LT24D390 TV monitor, which I connected to my computer using a HDMI cable; the video card is a GeForce GTX 560 Ti, the O.S. is Windows 7 x64. The monitor works as ...
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1answer
18 views

Second monitor not working through Hdmi over Cat6 extender

Im trying to connect to my second monitor to my PC using a hdmi to Cat6 extender. The solution consists of a transmitter and receiver unit, which are connected together with a Cat6 cable. Each end is ...
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0answers
54 views

Windows 8.1 cannot detect HDMI audio on older display

My Windows 8.1 PC does not recognize my old HDMI monitor as an audio playback device. Everything was working fine with a newer monitor, but when I switched to the older monitor, I got no sound. I ...
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1answer
25 views

How to hook up a laptop to a Dish satellite? [closed]

I'm trying to watch movies from my laptop on an actual TV. The TV itself does not have an HDMI port, but the dish satellite (ViP722 DVR) does. Is it possible to do this through a dish satellite using ...
0
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2answers
2k views

Nvidia Ion HDMI output problems with Acer Revo

I bought an Acer Revo. First I connected it to my Sony TV via HDMI output. For a few days it worked very well. Then one day when switching on the computer, it boots and the TV screen turns black ...
3
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2answers
2k views

How to use HDMI display device audio output without extending the desktop to that device?

I have 3 screens connected to my video card. Two of the screens use the DVI connection and the third uses the HDMI connection. The screen on the HDMI connection has integrated speakers, so I want to ...
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1answer
39 views

how to setup separate desktop session to laptop from TV

My wife and I need the laptop but we have only one. Actually I have an office laptop too which is crap but I can't let her browse on that. The laptop runs Windows 8.1/Ubuntu 14.10 dual boot. I also ...
0
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1answer
36 views

Is it possible to use HDMI for audio and VGA for video on one computer?

I have a professional Yamaha home theater system that I plug up to my windows 7 pc (via HDMI) for playing audio. My tv is broken and I can only use my monitor to display video. This monitor does not ...
0
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1answer
84 views

Maximum available resolution is 1080x1920 when connecting UHD monitor using hdmi

I just purchased a 4k Samsung Monitor (Samsung u28d590ds), and the problem is that when I connect to my laptop through hdmi the maximum available resolution is 1080x1920. From what I understood is ...
0
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0answers
29 views

Tv and Computer connection HDMI

Using A DVI to HDMI adapter on my GPU connected with an HDMI cable to my HDMI slot on my LG TV UN32E5000. My TV loses connection when my PC sleeps or I push Ctrl + Alt + Delete. TV has latest ...
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0answers
11 views

Monitors consistently powering on and off for roughly one hour after being turned on. What might be the culprit?

I connected 3 external monitors to a Surface Pro 2 (Windows 8) by placing the device in the Surface Docking Station, and connecting: One USB port to a single HDMI cable via an External Graphics Card ...
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0answers
29 views

Is it safe to use a dummy hdmi plug?

I want to connect a "dummy hdmi plug" to my graphics card to enable a extended screen and show the contents of the extended screen on my tablet (over vnc), can I damage my graphics card if I use one ...
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0answers
38 views

Display, USB Peripherals (Mouse, Keyboard) Not Working, GPU Seems Fine

Windows 7 Operating System, NVidia GTX 660 GPU, LG IPS monitor, Novatech peripherals. My friend was playing Darkest Dungeon while I was out working. They texted me to let me know that my monitor had ...
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0answers
40 views

Multi-monitor set-up: Prevent OSX from changing main displays when switching HDMI input

I use a multi-monitor set up with my Macbook Pro Retina (2012) where I connect one 24-inch monitor through a DVI to mini-display cable and a 32-inch monitor using an HDMI cable. The 32-inch is my main ...
0
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1answer
370 views

Linux mint - black screen

Can anyone help? Running intense pc pro (http://www.fit-pc.com/IntensePC/docs/Intense-PC-specifications.pdf). USB keyboard and mouse, HDMI (1080p certified) cable connected to Samsung series 6 HDTV ...
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0answers
27 views

Send out audio only with HDMI from an AMD Radeon Video Card

Recently just got a 4K monitor, in order to use 4K@60Hz, I have to connect it with a DP cable but also I connect my computer to a AV receiver via HDMI cable - apparently I don't need video over HDMI ...
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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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1answer
50 views

Get max resolution from my i7 2600k

I have an Intel i7 2600k in my z77 Extreme 4 mobo. I know it's "last generation" but I love it ;) it runs smooth and without problems but I have a new need now: I want to put a high res monitor on ...