dell computer screen black

The reason and solution of the black screen on the laptop computer: 1, boot, after the computer brand, press F8, enter, enter, into Safe mode, advanced startup options, the last correct configuration, enter, enter, press down and try! 2, no longer, into safe mode, normal startup, enter, to the desktop, the overall an

Computer failure for most users is a headache, because there are a lot of friends on the computer hardware and operating system knowledge of the relatively few, so hit the computer boot black screen, alarm, into the system and other phenomena when the comparison slowed foot

Method One: Turn off secure boot Turning off secure boot in the BIOS resolves the problem by closing the method: 1, start into the BIOS, find the Security tab, and then find secure boot set to "Disabled"; 2, then press F10 Save and restart! Method Two: Dual graphics computer disable independent video card Some users go into Safe Mode disabling stand-alone graphics (dual graphics) or uninstalling the video driver can resolve such p

Analysis of the cause: Is it a virus? No, I haven't heard of any virus that shuts down the machine! So again on the boot, watch the change, this time the discovery of the host did not alarm sound, power fan normal, CPU fan is normal, that is how to return? In the absence of any other means, to borrow a computer to a friend, The replacement Falay are used to check individually. The first to be checked is the graphics card, because the

monitor card is properly installed? Is it in good contact with the motherboard slot? is the video card or slot due to too long time to accumulate dust too much, resulting in poor contact? The chip on the video card has traces of burnt and cracked. When the video card causes a black screen, the computer post is a short four-long "beep beep" sound. When installing

Computer black screen, commonly known as, the correct name should be shown without signal input, the host has power, but the monitor just opened, the power supply is green, will become orange, flash flash, there is no display on the monitor, or show no signal input. 　　Tools/raw Materials Brush Eraser Steps/Methods First of all, according to the in

Check the motherboard to see if the cable is loose. If it's all right, it might be a video card thing. (1) Monitor power off, or monitor data line contact bad. In addition the computer used too long monitor power cord easily oxidized damage; (2) The motherboard does not have power; (3) video card contact bad or damaged; (4) Bad CPU contact; (5) Bad contact of memory bar; (6) The machine infects the CIH virus, the BIOS is destructive to refresh;

The problem of computer black screen is really more and more serious, recently have a bit of win8 system users and small series reflect that his home win8 system boot often encounter black screen phenomenon, how to solve it? In fact, small make up here to tell you that WIN8

WIN8 system computer boot appear black screen has a drop sound how to do? Repair method: 1, first use the tool to clear the dust on the motherboard and then boot. 3, empty CMOS. 4, reinstall the CPU before powering on. 5, the computer hardware composed of the smallest system and then boot. 6, after the above se

For their old computer purchased a AMD770 motherboard, replaced on the boot that appears black screen phenomenon. According to the merchant said this is a new motherboard, should not be a quality problem, perhaps due to improper BIOS settings. The system bar to try to explore in the bios of the motherboard many times, finally found the problem. Open the Bois and

Camera in the computer application is very extensive, we can use the camera to take pictures, but also through the camera with friends and relatives to see each other, greatly facilitate our network life. But in the use of the camera will also encounter a variety of problems, the following summary of the author of a variety of cameras can not use the fault and solutions, I hope to encounter similar problems of friends have a reference. 　What abo

Lenovo Brand is the leader of China's computer brands, has a young history, whether in the technical or functional aspects of a great success, so in China, Lenovo computer has a large penetration rate. Many Lenovo notebooks are pre-installed WIN8 system, before many computers have turned on the phenomenon of black screen