dell computer turns on but screen is black

　　Common causes of black screen after system reload: 1, the main boot partition damage, can not normal boot system reload work; 2, C disk capacity is not enough space, causing the system to not start the installation or install to half can not continue; For example, the original C disk capacity of only 20G, installed the XP system, now upgrade the installation

Win8 computer boot, black screen, alarm, what's going on? Repair method: 1, first use the tool to clear the dust on the motherboard and then boot. 2, empty CMOS. 3, reinstall the CPU before powering on. 4, the computer hardware composed of the smallest system and then boot. 5, after the above several steps, if

The first step: we right-click on the desktop space, "screen resolution"-"Advanced settings" then we set 60HZ or 50HZ as shown in the following figure; Step Two: Adjust the refresh rate of the power supply. Locate the power supply in the lower right corner, right-click, select the Power option, locate the change plan settings, find the change advanced power settings, and locate the Intel (R) Graphics settings click Expand. If your first choice

This is a very common fault, is a notebook or desktop computer, boot after the system after booting into the desktop after nothing to display, black screen or pure blue screen, only the mouse can show and can move, how to click No

1, take apart the chassis found that the power supply fan does not turn, the touch of the shell found very hot, suspected to be caused by power failure, the power supply from the chassis removed further inspection; Win7 system computer power off black screen after boot 2, remove the power supply the surface of the four corners of the screws down, the s

One day I turned on the computer, but the computer read a disk after a black screen, but did not crash, soft start is invalid, had to shut down the machine to open again, but the fault is still. Back into Safe mode, but the result

Computer failure for most users is a headache, because a lot of friends on the computer hardware and operating system related knowledge less, so the computer boot black screen, alarm, can not enter the system and other phenomena w

The computer monitor LED is on, but the screen is black, and it is recommended that the following methods be followed: 1. Shaking the mouse or tapping the keyboard to see if you can return the display, whether the machine into

1, this situation is actually activated tool guide damage, find a U disk (preferably a blank u disk), make a U disk version of PE to boot the local hard drive system; 2, the production of U disk version of PE good, the U disk plug into the computer, restart the computer, the power-on hold F2 (some computer

1, update the graphics driver, this situation may be the graphics driver has a problem If it does, we can solve it in the following way, 2, if this happens, we try to press the keyboard on the screen to adjust the shortcut keys, we will find that the screen brightness can be adjusted, which means we have awakened the computer, but the

The computer appears on the black screen does not display the situation, is generally the problem of loose memory, you can reinstall the memory bar to solve the problem. Tools/raw Materials Hand, screwdriver Steps/Methods First use a hand or a screwdriver to take apart the chassis; Then on the moth

Method One: Change the video card settings We install a Driver wizard or an official download video card for the latest driver installation. Now we right-click on the "Computer" in the Start menu and in the Open interface we click "Admin" to open the entry. After entering, we click "Device Manager"---"Display adapter"---"XX video driver software", then right click "Update Driver Software". Then we step through it so that Windows automatic

Computer installation Keyshot software to open a black screen solution 1, keyshot software resource path If set the Chinese path, then will cause keyshot cannot recognize the environment, cannot load, thus causes the black screen, then needs to click Edit--Preferences--fold

Failure phenomenon:Reason Analysis:Solution: The first step: Right click on the desktop, select the screen resolution, choose the senior settings. This is the brush frequency of the computer. Set the two to be uniformly 60HZ or 50HZ; Step Two: adjust the refresh rate of the power supply. Locate the power supply in the lower right corner, right-click, s

Win7 system uninstall software after the computer does not start the black screen normal how to do 1, press "Win+r", open "Run" window, enter "msconfig" command, press ENTER to open system configuration; 2, in the Open System Configuration window, switch to the "Service" tab page, where unnecessary services all tick, and then click on the lower right cor

WIN8 system uses dual graphics card after the boot on the black screen is what is going on? The workaround is as follows: 1, the hard drive in other computer installation completed (