Win7 display automatically blacks for a few seconds and automatically lights up the reason and solution

Cause one: graphics card driver failure

It is recommended to uninstall the original graphics driver, reinstall another version of the graphics card Drive or upgrade to the latest version.

Reason 2: Graphics chip failure

It is recommended to replace the graphics card test, chip failure is not anyone can repair, it is recommended to send repair.

Reason 3: Display failure

The possibility of display failure is obviously the biggest. After using for a long time, the aging of the lamp and the failure of the high voltage plate will cause the black screen to appear, and this phenomenon The number of occurrences will be more and more, and the average user has no ability to self-repair. It is recommended to ask the professional to repair.

PS: If your monitor is using an adapter power supply, it is recommended to try replacing it with an adapter.