How to fix the problem that the display does not light up in Windows 7

The win7 system is a good system that everyone likes, but recently many friends have reported that their win7 system has encountered some problems with the host being normal but the display not lighting up! Today, the editor will bring you the solution to the problem that the win7 computer monitor does not light up. Let’s take a look at it.

Solution to win7 display not lighting up:

ps: First of all, if you have determined that the screen does not respond after the host is turned on normally, you can try the following methods to solve the problem of the display not lighting up.

1. Check whether the monitor's black screen is caused by a problem with the monitor's power supply.

As shown in the figure below: Try to re-plug and unplug the monitor's power supply and data connector, so that the problem with the power supply can be solved. The problem causes a black screen.

2. If the screen is still black after re-plugging and unplugging the monitor power supply,

You need to try a simple cleaning of the memory module to continue troubleshooting. The reason for the black screen.

Note: Make sure the host is powered off before disassembling the memory module

3. The black screen is still not resolved even after the memory module has been cleaned. .

You can try to disassemble the CMOS battery, cut off the power for a few minutes, and then reinstall it.

4. If all the above operations do not solve the black screen problem! Basically, it can be judged that there is a problem with the data cable!

But to be on the safe side, we’d better clean up the graphics card and check if there are any abnormalities in the graphics card before trying to boot again!

If the problem persists, it is recommended to replace the data cable to ultimately determine whether it is a graphics card problem or a data cable problem.

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