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8
votes
4answers
56k views

Can no longer duplicate display to external monitor on Windows 7

We have a large TV at work - I connect my laptop to it to share my screen during meetings. Until today, my laptop display has been duplicating to the TV automatically when I connect the TV cable to ...
4
votes
2answers
3k views

Loss of wireless network connectivity when playing video via HDMI cable

New to Super User, so I hope this question fits in with the guidelines. Very strange problem I am having, and I am at a loss as to how to continue troubleshooting this one. The basic problem is that ...
0
votes
0answers
27 views

Is it possible to zoom a projector image in software (Windows 7/8)?

The projected image is just a little too big and the projector does not seem to have a good physical zoom. I am looking for a way to shrink the image in the computer and output a slightly smaller ...
5
votes
3answers
1k views

Is there a way to simultaneously display 3 different computers desktops on one projector or television?

I know that some projectors/TVs have a PIP (Picture in Picture) function but I have only seen it with at most two different input sources being simultaneously displayed on the same monitor. I think ...
1
vote
2answers
2k views

4 Monitors and a Projector with Radeon 6700/6800 series

I have two graphics cards, one is a Radeon HD 6700 series and one is a Radeon HD 6850. Both have dual DVI ports, a display port and a HDMI port. So all up, I have 8 ports that I assumed I should be ...
0
votes
1answer
41 views

How can we split a projector projection?

Here's the thing: We wish to display the same browser window, on a wall, however, it needs to be masket only on certain points of that wall. So, in between the wall, there will be some objects that ...
5
votes
3answers
24k views

Why does my projector only show my desktop background and not the desktop icons?

My laptop is connected to a projector. The projector shows my desktop background but none of the icons that are shown on my laptop screen.
1
vote
1answer
30 views

Random noise added to mousepad when connected to a specific projector

This is a strange question and I am absolutely not sure if this is the right place to ask. However, I'll give it a try: I have a Asus Zenbook notebook. The notebook only has a HDMI/Display port ...
1
vote
1answer
59 views

Projector 1080p image is a different size depending on the source

I have a Benq W1070 projector. I was using it with my Ubuntu PC, and now I'm using it with my Windows PC, connected via an HDMI cable. Ubuntu 14.04 64-bit has a Gigabyte ATI HD4850 graphics card and ...
0
votes
4answers
8k views

mini displayport to VGA not working

Very simple problem: I am trying to hook up a laptop to a projector via a Mini DisplayPort to VGA connector, however it just doesn't work at all. Where this gets odd is: This all works to the ...
0
votes
0answers
121 views

EZ Display projector app doesn't find projector

I have an InFocus IN126STa with the wireless dongle SP-WIFIUSB-2. Media sources can't connect wirelessly using the provided app. The projector has 2 different modes of operation for wireless ...
0
votes
0answers
53 views

How to get Miracast working with Sitecom WLA 7100

I bought a Sitecom AC1200 / WLA7100 Wifi adapter and a LG 42LB650V TV which supports Miracast so I can share the screen of my PC (running Windows 8.1) on my TV using Miracast. The problem is that the ...
0
votes
0answers
99 views

Win 8 how to open “Project to a connected screen” without using Win P

how can I disable Win P as "Project to a connected screen". That means, how can I access to "Project" (Project to a connected screen) without using Win P I would like to use Win P for another ...
0
votes
0answers
18 views

Windows 8 projection will jump from duplicate display to extended-Why?

My computer, Lenovo notebook, when connected to an overhead projector will jump from duplicate setting to extended and takes away the presentation. Very frustrating for when you are teaching a group. ...
3
votes
2answers
1k views

Does resolution matter in projectors if watching movies?

I can see the difference when projecting a computer screen (e.g., Windows desktop, start menu, etc) in a 800x600 Vs. 1280x800 resolution for example. But when watching movies is there going to be a ...
1
vote
1answer
44 views

Join two[or three] vga cables?

I am supposed to do a presentation on next month using power point, and will be using a projector to present it. The projector can be connected to the laptop by a vga cable, my problem is that I do ...
1
vote
0answers
72 views

Why did my computers suddenly stop talking to my HDMI projector?

I have an Optoma ML750 projector that I have been using with my custom desktop for the past few weeks. I connect the projector through a KINIVO 3-to-1 HDMI switcher so I can display my gaming console, ...
0
votes
1answer
89 views

Trouble using projector with tablet via USB

I have a Sanyo PRO-x multiverse projector, model number PLC-SW30. I am trying to use it with a Windows 8 tablet (Dell XPS 12). The tablet does not have any video ports. So, I am trying to connect ...
5
votes
3answers
5k views

Transform a PC into a network projector

We have a Windows 7 PC that is located in the conference room on which a TV is connected. I would like to transform this PC into a network projector, so that whenever a client or supplier comes in to ...
0
votes
0answers
94 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 ...
0
votes
0answers
22 views

Projector low resolution and disconnects when higher resolution

I'm trying to connect my laptop to a projector on Extend mode, but the projector screen opens in a small resolution that doesn't fill up the whole projector screen. I found that the resolution on ...
1
vote
0answers
700 views

When I plug my Windows 10 laptop into a projector, the screen blinks endlessly

I installed Windows 10 on my laptop and everything works great. Except when I take it to meetings and plug into a projector, nothing shows up on the projector and my screen blinks madly between all ...
0
votes
1answer
1k views

Connecting to projector in win 8.1 64 bit

I have Asus X451MA notebook. When I had win 8 projection with my projector worked fine. When I updated to 8.1 (64 bit) I get the message "Your PC Cannot Project to Another screen" when I click win+P. ...
0
votes
0answers
19 views

“Projector Only” on my TV just runs a black screen

"Duplicate Display" runs perfectly (so there's nothing wrong with my TV) but when I select Projector Only it's just a black screen. I want to run Projector only, because with Duplicate my resolution ...
1
vote
0answers
46 views

How to use a custom pillarboxed display resolution on OS X

I have an iMac (native 1920×1080) that is always connected to a projector (native 1280×800) by VGA with display mirroring enabled. In this situation, OS X automatically changes the iMac display to ...
1
vote
1answer
56 views

Accessing second display over first monitor

I got and projector on my computer which totaly works fine. I can move windows back and forth with keybinds and what not. Usually thats all I need but sometimes I need to interact. Like clicking ...
0
votes
1answer
12k views

How do I force Windows 7 to recognize my Projector?

I have a new Dell XPS with an NVIDIA GeForce GT 445M and an old (several years) Epson PowerLite Cinema 550 projector. Windows 7 refuses to recognize that the projector is connected under normal ...
0
votes
0answers
52 views

Projector + laptop without sound

I bought a new hp laptop and it does not have a VGA input. So I bought a HDMI converter cable. It works, but there are no sound. I have tried everything I could and nothing. Does anybody knows if it ...
0
votes
0answers
235 views

3D Vision gaming with NVidia GTX 470 and Epson EH-TW6100

I'm getting really confused about the requirements for 3D vision gaming using NVidia GTX 470 and Epson EH-TW6100. There's some info about this online in various forums, however a lot of it is ...
0
votes
1answer
148 views

HD projector with only 640x320

I'm looking at projectors and a lot of them are advertised as HD 1080p, however when looking at the actual specs, the native resolution is something ridiculously low as 640x320. How can it possibly ...
4
votes
1answer
3k views

How can Win+P be disabled in Windows 7?

I have already disabled the Win-key hotkeys with NoWinKeys as well as the Win+Arrow keys in the DWM. However Win+P, the hotkey for the projector settings (which I don’t use anyway because I have a ...
2
votes
1answer
100 views

Projector Selection

What should I look at when selecting a projector? (technology wise)
1
vote
0answers
48 views

Certain mac system hotkeys don't work on PC keyboard.

I am using a Mac mini with a typical PC usb keyboard (not a Mac keyboard). I am on OSX 10.9.3. According to this apple support web page, Cmd+F1 should toggle 'mirror displays', but it doesn't work. I ...
-1
votes
1answer
204 views

Lenovo Thinkpad resolution drastically increases when connected to a projector

I have a Lenovo T61 Thinkpad with Windows. I am a teacher and use whiteboard with a projector in class. When I connect my projector (Epson) to the laptop, the screen resolution increases and I can't ...
2
votes
1answer
200 views

Is it possible to change the default screen/logo on a projector?

When the Acer projector I have is on, but not connected to an input, it displays the Acer logo. Is there a way to replace that logo?
0
votes
0answers
578 views

Unable to get video from my Samsung laptop's VGA port to display on my projector

I have SAMSUNG RV511 laptop, and it's VGA port seems to not pass video to the projector. When I use different laptop with same cable and same projector it works fine, note that the graphic card ...
0
votes
1answer
109 views

2 projectors + internal screen on Lenovo x230 Tablet?

I teach 100+ classes every year on fraud and ethics. I often need to write notes but people in the back of the room can't see the flipchart. So I want to connect 2 projectors: One would show my pptx ...
0
votes
0answers
291 views

Cannot connect laptop to monitor using HDMI

I'm trying to connect my Dell Latitude laptop to my monitor using an HDMI connection from both ends. I plugged in the cable, but my monitor is showing no signal. I tried to send output to the ...
1
vote
3answers
651 views

Do projectors work from the front and the rear?

Or do you have to purchase one specific to your use?
9
votes
4answers
20k views

Is there any way to disable certain keyboard shortcuts in Windows 7?

There is something going on with my Windows 7 machine where attempting to unlock the workstation the Win key is "stuck" on (not quite sure what is causing this). What this causes is that when I am ...
0
votes
0answers
189 views

how to connect to projector in Windows 7 on Mac Pro

I use windows 7 in Macbook Pro. and bought a VGA Adapter, however, the projector can not detect my computer, anyone has the idea how to set it up to connect to the projector?
0
votes
1answer
370 views

Will a cable HDMI to M1-DA work?

My laptop (Dell XPS l502x) has only HDMI. And a couple of days ago I bought an used projector, without cables. It was said it accept DVI, so before it arrive I bought an HDMI to DVI cable, but when it ...
7
votes
4answers
1k views

Duplicate window across monitors

I have a notebook with a projector attached. Normally I would set my the desktop to extend to the projector screen in Window's settings. I'm required to type something which should be seen by the ...
1
vote
0answers
149 views

Vertically aligned extended monitor

I have a projector (NEC PE410HG), that I want to use in portrait mode, while having my main screen in landscape mode as normal. I can't figure out how to do it properly. If I extend the screen, and ...
1
vote
2answers
573 views

Force Resultion for Presenter View

We have an issue with a projector where it can only display up to 720p input. It is a 1080p projector and was working before, but the wires may have been run too long in order to conceal them. The ...
0
votes
1answer
252 views

Nvidia 3D to 3D display

I recently purchased an Epson 3020 projector which has 3D capability. I connected my desktop computer using HDMI directly to the projector and my desktop has a Nvidia GTX 680 graphics card. I have ...
1
vote
1answer
195 views

Display partial screen on projector

For a musical, live-drawing (in Photoshop or other sofware) will be projected onto the stage background. However, I do not want to display the toolbars and chrome. Is there a way to only project a ...
0
votes
1answer
57 views

TW6100W - Which frequency is used? [closed]

Does anyone know with which frequency the wireless transmitter that is delivered with my projector is emitting? The projector in question is EPSON TW6100W.
2
votes
3answers
8k views

DLP projector has odd colors

At my place of work, we have several different video projectors, but they all use DLP technology, and the colors are wrong: for instance, yellow looks more like green, and all other colors are ...
2
votes
0answers
39 views

Puzzling Projector Condundrum - Flickers and goes off when on a certain facebook page and nothing else

Here's one that's a bit of a mind boggler, I'm just asking out of curiousity. I have a computer hooked up to a projector. It works fine, in every single thing I've ever done, gaming, movies, etc. ...