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7
votes
4answers
14k 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 ...
7
votes
2answers
890 views

What is the difference between LCD/DLP/HD Projectors?

What are the differences between LCD/DLP/HD projectors? Which one would you recommend to hook up to a computer to do light-duty projection - e.g. light video, web-browsing, etc?
6
votes
4answers
665 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 ...
5
votes
1answer
901 views

VGA Cable gave me an Electric Shock when connecting a Projector to a Laptop

Yesterday I was trying to connect a Viewsonic Projector to my Samsung RC420 laptop... I followed this steps: I Plugged the Projector to a power source, in parallel I did the same thing with the ...
5
votes
1answer
1k views

How can I set up keystone correction in VLC?

How can I setup keystone correction in VLC? Ideally, I'll be able to set it up for both horizontal and vertical keystone correction.
4
votes
1answer
2k 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 ...
4
votes
3answers
2k 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 ...
3
votes
2answers
6k views

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

My laptop is connected to an acer projector. The desktop background is displayed by the projector but nothing else on the laptop is displayed.
3
votes
4answers
24k 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 ...
3
votes
4answers
4k views

13" MacBook Pro with Win 7 and External VGA gets 640x480 [duplicate]

Possible Duplicate: Windows 7 + NVidia == 640x480 on external projectors I have a brand new 13" MacBook Pro - 2.26 GHz and the NVIDIA 9400M Video card. I installed Windows 7 (final) in ...
3
votes
3answers
149 views

Few questions about a good projector on my PC and TV? [closed]

I have always wanted a projector for my TV services (satellite, cable) and PC in a spare bedroom. Well it's more of a home office that I spend most my time in. The catch here is it's a small room. ...
3
votes
3answers
3k views

Windows 7 + NVidia == 640x480 on external projectors

I'm having a major problem and I really need your help! I have a MacBook Air which has the NVidia 9400M. The problem is, when I connect it to an external projector Windows 7 (and Vista) only allow me ...
3
votes
1answer
2k 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 ...
2
votes
1answer
1k views

What does it mean by 3D Compatible [closed]

I have a Marquee Digital Labs Home Theater MD-1000LED TV Projector 1080 MP 3D-Projector I got on EBay Can someone tell me what does it mean by 3D Compatible it also came with 3D Glasses but I don't ...
2
votes
1answer
572 views

No picture on HDMI Output from a Pioneer 921 AV Receiver to a Projector [closed]

I am trying hard to tackle a what seemed to be simple problem if wiring my setup together. The setup: Mac Mini (2011) with HDMI Output Pioneer 921 K AV Receiver Acer HD Projector (HDMI) When ...
2
votes
1answer
48 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?
2
votes
1answer
10k views

How to watch 3D on Acer “3D Ready” projector?

We have here a Acer P1200 DLP projector which is "3D Ready" (using the BrilliantColor™ DarkChip™ 3) and documentation was not included in the packaging. We don't have a Blu-ray player and have no ...
2
votes
2answers
709 views

Possible DVI Splitter Issues?

I am thinking about buying a DVI splitter cable online and a DVI-> HDMI adapter. Can i use these to clone my graphic cards output so one can go to my monitor, and the other to my projector? Can ...
2
votes
2answers
1k views

Will HDCP cause problems with a MacBook Pro using a VGA projector?

I'm planning on using a MacBook Pro with a projector that only has a VGA input (through the MBP's Mini DisplayPort and a Mini DisplayPort to VGA converter). Will this have problems with HDCP ...
2
votes
1answer
93 views

What to look for in a pico projector?

My interest was piqued (ha!) by pico projectors, and I wondered: Can they replace a full-size projector for casual movie watching? Is there a large variation in performance between them? Is there a ...
2
votes
1answer
95 views

Projector Selection

What should I look at when selecting a projector? (technology wise)
2
votes
3answers
5k 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
33 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. ...
2
votes
0answers
366 views

Ubuntu: closing laptop lid shuts off projector

This is in Ubuntu Natty: This is a relatively new development: normally when I watch a movie I hook up my laptop to my projector, close the lid, watch the movie. However, nowadays when I close the ...
1
vote
3answers
11k views

Different display on laptop's screen and projector screen?

I saw a lecturer using PowerPoint to present his lecture, however, I notice that although the projector only show the PowerPoint's slides, his laptop screen show different things. How can I do that?
1
vote
3answers
355 views

Do projectors work from the front and the rear?

Or do you have to purchase one specific to your use?
1
vote
2answers
1k views

Laptop as projector source 1080p?

Am going to buy a projector, and I'll just be using my laptop as the image source for it. My laptop is new but only has a 14 inch screen and its maximum resolution is 1366 X 768. I want to use hdmi ...
1
vote
1answer
2k views

How to use projector Wi-Fi

I have an Acer P5260i projector which has a wireless feature. However the user manual didn't come with the description on how to use this feature. I'm using a laptop. Is there a detailed overview on ...
1
vote
2answers
1k views

What's the proper way to unplug a power cord?

Unsure if I'm stating the question correctly, but I know there are warnings against quickly unplugging projectors suddenly because of the damage it can cause to the projector bulb. Is this applicable ...
1
vote
1answer
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 ...
1
vote
2answers
209 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 ...
1
vote
1answer
87 views

I want full 1920x1080 to my projector but laptop is 1330

I want full 1920x1080 res since the projector allows for it. But laptop limited to 1330 or so. Mac book pro 2012 model. Will the thunderbolt to hdmi allow for full 1080 to the projector?
1
vote
1answer
667 views

How can I have the PowerPoint Slide Sorter on my laptop's screen, and the full-screen slide on the projector?

I'll be doing a rather non-linear presentation (more of a Q&A) where I'll need to pull up arbitrary slides from a long presentation. The fastest way I can jump from one slide to another is to use ...
1
vote
1answer
619 views

HDTV 1080p HDMI/Component to VGA 1024x768 conversion yet maintaining aspect ratio

I recently inherited an older XGA, 1024x768, 4:3 ratio LCD video projector. The projector only supports a D-Sub (VGA) input. My DirecTV satellite box outputs its video signal @ standard 720p/1080p via ...
1
vote
1answer
733 views

What software can I use to co-ordinate a projector screen?

When I connect my laptop to a projector, it shows everything that is going-on on my computer. However, I want want to show only certain things to users ( like videos, images, etc ). It would be good ...
1
vote
1answer
299 views

How to optimize colors for video projectors?

as I am doing my first conference talk, I want to prepare as best as I can. I often encounter problems that make my images looking on laptop/workstation screen perfect, but you can't see anything or ...
1
vote
2answers
4k views

Windows 7 doesn't output via VGA connector to projector

My Acer netbook has a VGA connector for connecting to a project. It came with Windows 7 pre-installed and it has a feature in Control Panel that allows to redirect output to the projector. My ...
1
vote
1answer
350 views

Color separation in projector

I have a projector whose display's colors are separating. So there is a ghost red image shifted up and left, and a ghost blue image shifted down and right. The "replace lamp" light was on, so I ...
1
vote
1answer
933 views

Video embedded in PowerPoint does not play via projector

We have Windows Vista and PowerPoint 2007. We have a presentation with embedded videos (.wmv & .mov). When we connect a Dell projector we can (of course) view all the slides on both the laptop and ...
1
vote
0answers
27 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
vote
1answer
94 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 ...
1
vote
0answers
18 views

Viewing Long Documents on Projector Vertically

Is there any such thing as being able to use a projector vertically so that you can view entire documents that are usually narrow in width and longer in length without having to scroll? In our ...
1
vote
0answers
339 views

VLC is cropping my video for projector display

Context: What works: I'm trying to set up my VLC so that it displays through a projector. I set up my screen with two monitors, and set up VLC to have DirectX drawing to draw to the other screen. That ...
1
vote
0answers
426 views

1366x768 laptop lcd and 1280x800 projecttor in clone mode

We have a notebook with 1366x768 LCD screen, and the projector with interactive whiteboard has 1280x800 resolution. We use the laptop in screen clone mode to allow the lecturer to see the same ...
1
vote
0answers
229 views

Connecting two monitors, projector and video mixer to one computer

I'm in the process of purchasing a presentation software program that requires output two monitors; 1 for Staging and 1 for the Live Presentation. In addition to this, I will need to output the Live ...
1
vote
1answer
1k views

Wrong PC-projector resolution in Windows 7

I'm connecting a PC-projector (Benq MP721) to a Windows 7 Professional laptop (HP 6730b). All the output settings on the laptop, including the laptop screen, changes to 1024x768 (which the projector ...
1
vote
2answers
57 views

Powerpoint Slides from Remote Host

Here is my problem: I want to display "slides" from a projector but I will not be in the same region as the projector. Can you please suggest solutions that would allow me to amend a slideshow ...
0
votes
4answers
2k 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
1answer
59 views

If I connect a computer to a external display, i.e. a projector, is it true that the computer had to do more “work”?

If I connect a computer to a external display, i.e. a projector, is it true that the computer had to do more "work" (calculation or whatever)?
0
votes
1answer
3k views

Can't duplicate display on Windows 7

I'm trying to setup a duplicate display on Windows 7, on a Lenovo W520 laptop. The goal is to output the main desktop to both the laptop screen and a VGA projector. I believe the laptop has a dual ...