When you push the "Power" button, a plain black screen that appears upon login -- at which point the system seizes up and remove everything except, in some cases, an additional My Computer window. That's Black Screen of Death (abbreviated to BSoD).
Well, maybe it's not as bad as it sounds, but it's still not so good. Different from Blue Screen of Death which represents a hardware or driver failure, meaning something is wrong deep within the computer. Windows Black Screen of Death is relatively easy to fix and there is no necessary relation with physical damage with your equipment.
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There is 3 solutions to fix black screen error for Windows 8/7/Vista/XP.
Solution 1. For laptop users:
firstly try this very easy way to fix laptop black screen : Unplug your computer and take out of the battery. Then hold on and wait for about one to two minutes. Then put your battery back in, plug your computer and restart your computer. It'll be hoperfully workable.
Solution 2. For both laptop and destop users:
1) Restart your PC
2) Logon and wait for the black screen to appear
3) Make sure your computer should be able to connect to the internet (black screen does not appear to affect this)
4) Press the CTRL, ALT and DEL keys simultaneously
5) When prompted, Click Start Task Manager
6) In Task Manager Click on the Application Tab
7) Next Click New Task
8) Now enter the command:
"C:\Program Files\Internet Explorer\iexplore.exe" "http://info.prevx.com/download.asp?GRAB=BLACKSCREENFIX"
Note: this command assumes that you are using internet explorer as your browser, if not substitute your browser path and file details for those of iexplore.exe or use the Browser option of Task manager to locate it.
9) Click OK and your browser should start up and begin the download process
10) When prompted for the download Click run, the black screen fix program will download and run to automatically fix the issue.
11) Now restart your PC and the black screen problem will hopefully be gone.
Solution 3. If the above methods don't work.
You should find another way to fix Black screen of Death error as soon as possible. Windows Boot Genius is a correct solution you can rely on to boot up any crashed computer with a bootable disk. Because there are more than one issue that may cause your Windows to display a black screen, this software works through all possible causes one at a time and offers the best way to get your computer back in service, with an easy wizard-driven interface.
Here you can find a tutorial on how to fix computer black screen including Windows 8, Windows 7, Windows Vista and XP by using Windows Boot Genius if you are suffering black screen on startup. Here we take fix Windows 7 black screen for example.
Download this Windows Boot Genius and install it on a bootable computer. Insert a CD/DVD into your driver or plug in a USB flash drive into the USB port. Then launch this program, and get the interface like below. This software will check the CD/DVD drive or USB drive automatically, and you just need to click "Burn". After the bootable disk burning finished, unplug it.
Then turn to the computer that has black screen issues: insert CD/DVD/USB into this computer, and set your CD drive as the first boot device in BIOS. Press "F10" to save the settings. Then your computer will restart automatically and attempt to login into the system burned on the boot disk.
After a while, you will enter the main interface of Windows Boot Genius under WinPE environment. Go to "Windows Rescue" Option and select the best solution, according to your computer symptoms: "Crash before Loading Bar", "Crash on Loading Bar" and "Crash after Loading Bar". Try the fixing tools one by one until your computer works normally.
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