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I had the same issue when turning on my machine today. It was booting fine except that I had no video (I heard the startup sound and it would shut down fine). I could boot into safe mode but not VGA mode. I found that after disabling the display adapter my machine would boot normally. My machine is running Win 7 Pro with an ATI video card. The only change ...


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This issue is one of two things: Since you've already tried plugging it into the different outputs and ruled that out, the only thing left is that Windows is possibly not detecting the native resolution of the display properly and is using a resolution that is too high for the monitor to display. Do an F8 boot of Windows, but do not choose safe mode. ...


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How can I confirm through monitor specifications that they will match an existing display? Short answer; you can't. Long answers, see the other posts here - you need a colorimeter... either the Spyder, or I use a ColorMunki. I'm not a colour pro, I just hate my monitors looking different. BTW, avoid the old Huey Pro, it doesn't work properly on Mavericks. ...


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You'll be amazed if you see several monitors next to eachother showing "the same color". As a photo enthousiast, I dealt with the same question a few years ago. The following three things helped me enormously: Learn about subtractive and additive colors and understand color spaces and color temperature. Several monitor brands sell special monitors for ...


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I have sensitive eyes as well and do a lot of work at night so looked into getting a screen protector like the kind used on the old CRTS, but they were too bulky, somewhat costly, and did not work well on my 17.3" laptop. What I finally came up with that works great is getting a roll of tinted privacy window film from Home Depot and cut out a section to fit ...


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So long as the DVI adapters are both DVI-A it should work. If one is DVI-D it's less likely, unless it performs D-A conversion. It would be a safer bet to just get a Mini-DVI to VGA. There are ones listed specifically for MacBooks, if you just Google "Mini-DVI to VGA adapter"


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I have the 2 cables needed for this and upon testing the 2 cables together hooked up to my computer and a screen it works just fine.


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Create executable script and add it to startup applications instead of screensaver initialization, this should works fine: /usr/bin/gnome-screensaver & sleep 1 && /usr/bin/gnome-screensaver-command -l When you add gnome-screensaver-command -l to startup, it runs when screensaver isn't fully initialized. Because of that it doesn't work.


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I had the same problem on an Lenovo IdeaPad U430 Touch with Windows 8.1 installed. After some automatic Windows updates the brightness function keys (F11 and F12) did not work anymore and the screen brightness was set to very dark. To solve the problem I downloaded and installed the Lenovo recommended Intel Chipset driver (in my case this was Intel Chipset ...


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See the lenovo support site http://support.lenovo.com/ch/de/documents/ht071102 also may depend on whether your power is plugged in or you're running on battery.


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Change your Power Plan settings The power plan is limiting the resources for the graphics card to function properly. Change all the settings to the Maximum Performance. How I fixed the problem: Install the latest drivers from the official AMD website (Catalyst 14.0+). Change you Power Plan to High Performance (in battery and plugged-in). Go to Control ...


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Change your Power Plan settings The power plan is limiting the resources for the graphics card to function properly. Change all the settings to the Maximum Performance. How I fixed the problem: Install the latest drivers from the official AMD website (Catalyst 14.0+). Change you Power Plan to High Performance (in battery and plugged-in). Go to Control ...


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Display Driver Issue. The Power Button in Windows (VAIO) puts the computer to sleep. When you press the power button again it wakes the computer, but in that process all the drivers load successfully except the Display Driver. This is why your screen is black (the illusion of grey is because of the back-light). Most of the times you will see a Blue Screen ...


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Change your Power Plan settings The power plan is limiting the resources for the graphics card to function properly. Change all the settings to the Maximum Performance. How I fixed the problem: Install the latest drivers from the official AMD website (Catalyst 14.0+). Change you Power Plan to High Performance (in battery and plugged-in). Go to Control ...


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If you're comfortable with the idea of possibly killing it yourself, it could be an internal connection. Consider taking it apart and unplugging and plugging back in (Reseating) all the connectors inside it. like LPChip mentioned about the cables, (correctly) it could be an internal cable.


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Suggestions: Check to see if the cables are firmly seated on BOTH ends Try replacing the video cable with another known working one. You never say if you have an old CRT or a LED display. CRT displays age and one of the guns can go out. Use the existing connections and attach a known working CRT to test this. You can have a problem with the display ...


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While all answers are correct, the simple answer is that a conical CRT is easie to produce an it reststs the surrounding atmospheric pressure better.


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HDMI has Consumer Electronics Control (CEC). https://en.wikipedia.org/wiki/Consumer_Electronics_Control#CEC Basically the HDMI devices (if they support it) can comunicate w/ one another. For example if u use a remote for HTPC a monitor or tv can be turned off via CEC from HTPC. HTPC- home theatre pc. Google HDMI cec and you might get some ideas.


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You do not need a subscription agreement to download the drivers. Just click the download button ...


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I haven't dug up the specs sheet for that particular GPU, but if it's anything like the AMD GPU in my laptop, it is only capable of generating 2 DVI signals. Don't be fooled by the DP -> DVI adapter; unless that's a ~$20+ active adapter, it's just telling the GPU to pump a DVI signal over the DP connector, which means you're trying to drive 3 DVI signals (an ...


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Case A: There will be no graphics output. You can still connect a keyboard and mouse, but you won't be able to display anything Case B: You will be able to output video through your CPU, this is usually only good enough for excel/word/watching movies. Not recommended for gaming, rendering video, etc Case C: You will be able to output video through your ...


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Windows 7 detects both monitors, and gives you the option in the display settings to mirror or to extend. It is built into the OS. From what I have seen, I do not believe you can do both at once however. Just one or the other.


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Yes, you need an adapter HDMI to DVI. There are two kinds: HDMI male to DVI female, with this you will need a DVI cable. And a HDMI female to DVI male, in this one you will need a HDMI cable. For more information you should read this great answer about different ports, qualities and ways for connect them.


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Press Command-F1 to toggle between video mirroring and extended desktop. Press Command-F2 to detect displays.


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As far as I understand it, "pixel doubling" was introduced in the 10.9.3 update for OSX Mavericks. If your graphics adapter supports the full 4K resolution, then using a scaled down resolution like 1080p will effectively cause pixel-doubling of the GUI. Basically, this works like the retina displays on MBPs and iPhones: the OS will use double-sized GUI ...


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It sounds like your monitor is taking a while to "notice" the signal and turn itself on. Two possible solutions for you: It may take some trial and error, but try to figure out what keystroke gets you into your BIOS settings. On most PCs, it's F1 or Delete (not Backspace). Sometimes it's F12. You may be able to press the Pause/Break key to halt the POST ...


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We would need to know what kind of Mac you have. If your Mac does not support 4K resolutions, then there is nothing you can do to get your display to show natively and you are stuck with scaled mode. If your Mac does support 4K resolutions, then we'd need to know how the screen is connected. If you're using some kind of conversion to DVI then no, it does ...


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Displays like LCDs, Plasmas, LEDs, etc have fixed resolutions. That fixed resolution is called its native resolution. Your 4K monitor has 4096 pixels across and 2160 down. So it's native resolution would be 4096x2160. Display scaling (in this case) is the process of adapting a lower resolution into a higher resolution to match the display's native ...


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What you are looking for is a Balun, a device that converts between balanced and unbalanced signals - this is what is needed to convert VGA to something that can pass through CAT5 without too much loss. You can actually do it without a balun by wiring the pins directly to cat5 cable, but it won't work well for high resolution: However, a balun is often ...


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Try a port replicator. Read up on port replicators before purchasing one though because the one you buy might not do this.


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Do a google search for "VGA Adapters" and if supported "DVI Adapters." And check out shopping.... - There are so many VGA -> RGB VGA -> HDMI VGA -> S-Video VGA -> Many more, I'm sure you'll find something.


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go to the terminal and type these commands: sudo touch /usr/share/X11/xorg.conf.d/20-intel.conf and sudo gedit /usr/share/X11/xorg.conf.d/20-intel.conf now you will need to copy and paste this into the file Section "Device" Identifier "card0" Driver "intel" Option "Backlight" "intel_backlight" BusID ...


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No, probably not. The video specifications are here (which include everything but HDMI). DisplayPort 2560x1600@60Hz VGA 2048x1536@75Hz DVI (single-link) 1920x1200@60Hz Unless a laptop supports Dual-mode DisplayPort (aka DP++), an HDMI adapter is typically limited to 1920x1200.


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Yes, this should work. Display port supports HDMI through a dongle. http://www.vesa.org/displayport-developer/faq/


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In theory, you can. Most DisplayPort-HDMI adapters however are not active, meaning they rely on the graphics card to output HDMI instead of DisplayPort—Dual Mode DisplayPort AKA DisplayPort++. With HDMI, there are typically two limits: You graphics card most likely does not support anything greater than 1920x1200 over HDMI. The same goes for your display ...


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As jAce mentioned in a comment, you'll find the optimal lightning by trial and error; just see what works for you best. From my experience, I feel comfortable with the natural skylight and warm light bulbs. When there's no light, I have headaches after staying in front of the monitor, for too long (and it's not a monitor problem*). For the position of the ...


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Under /sys/class/backlight/, there should be several folders with your kernel's supported backlight devices. <device>/max_brightness keeps max device brightness setting. WARNING: Don't change brightness to 0. This might turn your screen backlight off untill you restart your computer or undo the settings. Also don't change to a value above ...


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We use 3 ways here to reduce harsh light beaming in on the peripheral. 1) Put the light completly outside of the view, this often takes a longer arm desklight, or using normal room or office lighting. Without any harsh tight beams of light, or filaments or led items shooting harsh light quantity in the peripheral. 2) Shade the light, so it lights around ...


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This old forum thread may be helpful. Thomas51: After further research I found the root cause of the dual monitor problem. There is a task in the task scheduler called TMM (Microsoft Transient Multi-Monitor Manager). I disabled this task, and all seems to work fine now. Josh: Disabling TMM worked for me too, thanks a million! [...] But when TMM was ...


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This used to happen to me on my GTX 560, but only in Windows 7 (and not in Ubuntu). Turned out that adaptive brightness was on. (I'm assuming you're running windows) Type services.msc in your start menu and click the first result. Then find Adaptive Brightness and disable it (Right Click --> Properties, select Disabled from the drop-down menu and then ...


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You will need a converter like this one. Most converters are HDMI to VGA that I have seen. Most (reliable) VGA to HDMI converters are powered. Try one of those and it will likely solve your issue.


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Try going to the menu on the monitor and scroll through and find the option to change it. I just updated to the latest one, 340.xx,so you do have some old drivers.The Nvidia.com offers an automatic search for the right drivers.Hope it helps


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This had been very frustrating for me but I finally found that the default screensaver is blank with a time delay of 1 minute. Now it works fine.


-1

Try these two settings: Open Power Options. Next to the selected power plan, click Change plan settings. Then click Change advanced power settings. Expand the Intel(R) Graphics Settings tree fully, and set Plugged in: to Maximum Performance. Expand the Display tree, then Turn off display after, and set Plugged in (Minutes): to 0. Click OK, then Save ...


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You're asking a lot of different questions here. Pixels are not square. Pixels have their own aspect ratio which is separate from the display's aspect ratio. Display resolutions have to be whole, even numbers. 1366x768 is as close as you can get to 16:9 in that ballpark.


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Resolutions tend to be a power of 2 (or a multiple of a power of 2 that is as large as possible), possibly because 3D graphics renderers often use a technique called mipmapping, and many image formats as well as video codecs also process the image in block sizes that are powers of 2 like 8x8, 16x16... Obviously 1360:765 is precisely 16:9, but 765 isn't ...


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Round is the natural form for a CRT--hence the word, "tube". This is very apparent when looking at early (1920's and 30's) television CRTs. In order to arrange the electrons on to the screen, electrostatic deflection was used (the little electrode plates seen below) to "steer" the electrons. This technology was limited; making a square would of required ...


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The displays are described here: There was also a high quality DEC 340 CRT display unit with a round, ten-inch screen which could draw simple vector graphics, and an accompanying light pen could be used to draw on the display screen. As for why they were circular, I would expect that it was because that was the natural form factor for early cathode ...


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Not possible with PowerPoint as it comes out of the box, but Chirag Dalal has done some interesting work on making it do the impossible: http://officeone.mvps.org/


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Make sure the VGA cable has been removed from the monitor. If this still doesn't resolve the problem, use the buttons on the monitor to change the input from Auto-detect (or Automatic) to DVI (or Digital).



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