The computer can be turned on, it is a black screen, the computer can be turned on but the screen is

Why does the computer screen go black after booting up, and how to solve it.

Summary. If there is a boot **, it means that the host starts normally. That's what went wrong with the graphics card.

There are many reasons for the failure of the computer to turn on the black screen, such as the display is damaged, the motherboard is damaged, the graphics card is damaged, the graphics card is in poor contact, the power supply is damaged, the CPU is damaged, etc. For the treatment of the black screen of the computer, the method of eliminating and replacing is basically adopted, and the principle should be based on replacing and eliminating the most suspicious parts first.

1.Unplug the data cable connected to the monitor and the console, and turn on the power switch of the monitor separately. Generally, if the display is normal, it will display the manufacturer's information of the display or a prompt that the monitor is not connected, if it can be displayed normally, it indicates that the display is unlikely to be damaged.

2.Check that the exposure is good. You can check whether the contact between the graphics card and the monitor is good, whether the contact between the graphics card and the motherboard IO slot is good, and whether the contact between the memory module and the motherboard slot is good.

3.If the black screen still appears, take out the components installed in the computer, leaving only the CPU, graphics card, and memory sticks, and the cause of the fault can be limited to the CPU, motherboard, and memory.

The computer can be turned on but the screen is black.

If there is a boot **, it means that the host starts normally. That's what went wrong with the graphics card. There are many reasons for the failure of the computer to turn on the black screen, such as the display is damaged, the motherboard is damaged, the graphics card is damaged, the graphics card is in poor contact, the power supply is damaged, the CPU is damaged, etc.

For the treatment of the black screen of the computer, the method of eliminating and replacing is basically adopted, and the principle should be based on replacing and eliminating the most suspicious parts first. 1.Unplug the data cable connected to the monitor and the console, and turn on the power switch of the monitor separately.

Generally, if the display is normal, it will display the manufacturer's information of the display or there is a prompt that the display is not connected. 2.Check that the exposure is good.

You can check whether the contact between the graphics card and the monitor is good, whether the contact between the graphics card and the motherboard IO slot is good, and whether the contact between the memory module and the motherboard slot is good. 3.If the black screen still appears, take out the components installed in the power distribution brain, leaving only the CPU, graphics card, and memory module, and the cause of the fault can be limited to the CPU, motherboard, and memory.

What should I do if the computer is turned on but the screen keeps black.

Generally, if there is a fault in the internal manuscript, there should be an alarm. If the memory fault is ruled out, only the CPU and motherboard are empty. If the segment is a CPU and motherboard problem. It can only be repaired.

The details are as follows.

If the indicator is not on, it means that the monitor is not powered on or the power switch is not turned on. Check for loose or damaged graphics cards and reinsert devices on the motherboard, such as graphics cards, memory modules, etc., and replace the COMS battery if necessary. If there is a problem with the connection between the computer and the monitor, check whether there is a problem with the cable, and if the interface is loose, reconnect it and try again.

If the liquid breaks or breaks, replace a connecting cable.

Sleep caused by a black screen, press the ESC button or the computer shutdown power button to resume. If the black screen is caused by a software failure, force restart to solve it, and press the Ctrl+Alt+Delete keys to restart the computer. Black screen caused by hardware failure, replace hardware or repair hardware and reinstall it.

The computer starts and sails normally, but the black screen does not show the desktop because:

1.It may be that there is a problem with the computer's system, such as incompatible installed patches, incompatible software, incompatible drivers, and the lack of Sodanyan files in the system itself.

2.It may be that the graphics card and memory module in the computer are not in good contact, resulting in a black screen on the computer, so that it cannot enter the desktop. Solution: Try removing and wiping the graphics card or memory module from your computer, and then reinstall it after the World Bank.

3.It may be that the hardware related to the computer screen is damaged, which directly causes the computer to go black, so that the desktop system cannot be displayed.