Why does a black screen appear when I turn on the computer, but the computer console is still moving

Turn on the computer and a black screen appears, the host is moving, check the keyboard, press the case lock key, the keyboard light can turn on and off normally, indicating that the host is working normally, the problem is in the graphics card or the display signal line, reconnect the line, connect the graphics card can solve the problem.

1。Try to boot the computer, after the computer brand is out, press F8, press Enter, Enter, enter the safe mode, and start advanced.

options, the last correct configuration, Enter, Enter, press to try!

2。Enter safe mode, start normally, press enter, go to the desktop, and use antivirus to kill the whole disk!

3。Use: Defender conducts a comprehensive physical examination of the computer, detects and kills the Trojan horse, and repairs the computer.

4。Unplug the graphics card and memory sticks, erase them, use a brush again, clean the slots of dust and fans, replace the memory slots, and more!

6。If you still can't turn it on, you need to "one-click restore" or "reinstall the system"!

There are a number of reasons why the computer suddenly goes black but the host is still running, and here are some common causes and solutions:

1. Graphics card problem: It may be caused by abnormal graphics card driver or graphics card hardware failure. You can try reinstalling the graphics driver or replacing the graphics card.

2. Memory problem: It may be caused by memory failure. You can try reinserting or replacing the memory module.

3. Power supply problem: It may be caused by insufficient power supply or loose power cord. You can check if the power cord is loose or replace it with a higher power supply.

4. Hard disk problem: It may be caused by hard disk failure. You can try to reseat or replace the drive.

5. Virus infection: It may be caused by a virus in the computer. You can use antivirus software to scan the macro trap and clean it up.

It should be noted that the above solutions are for reference only, and the specific solutions need to be adjusted according to the specific situation. If the above methods cannot solve the problem, you can consider contacting a professional computer repairer for inspection and treatment.

In this case, it may be a problem with the hardware of the computer host, it may be a problem with the graphics card or motherboard, etc., check the quality of the graphics card, memory, and motherboard.

Reason 1: A resolution error occurred.

Check whether the indicator light on the computer monitor is normal, if the indicator light is not on, it means that the monitor is not powered on or the power switch is not turned on.

You can also change the resolution of your computer to solve the problem that the monitor screen is black and the monitor's light is on. Turn on the computer and wait for the monitor light to turn on, then press the [Ctrl], [Alt], and [F7] keys to restore the default resolution.

Cause 2: The graphics card is loose or damaged.

Check and reinsert devices on the motherboard, such as graphics cards, memory modules, etc., and replace the COMS battery if necessary.

Cause 3: There is a problem with the connection between the computer and the monitor.

Check if there is a problem with the cable, and if the interface is loose, reconnect it and try again. If it is broken or damaged, replace it with a connecting cable.

Reason 4: Your computer is infected by a virus.

Press the [CTRL] key when the computer is turned on to enter the system repair page, and after the computer enters the safe mode, delete the software with the virus.

Generally, there are three situations.

1.The graphics card is in poor contact with the display signal cable, so you can reinstall it.

2.The monitor itself is faulty, and this one needs to be replaced.

Simple Version] 1. Causes of the virus. Second, the problem of hardware. For example, the power supply Third, the problem of software.

For example, CPU temperature measurement monitoring software. 4. System file loss and misoperation. 5. Hackers attack you.

The specific solution is to redo the system, which can be excluded; If it's still dead, it's a hardware problem. 【Professional Edition】 Hardware reasons: Poor heat dissipation":

Display.