This usually results in a black screen when touched or even accidentally. Video cable: The video cable, whether it’s an HDMI or VGA cable that connects the monitor to your computer, maybe faulty or damaged. Since it powers the motherboard, it may not be supplying the voltage correctly. Here are some of the reasons why your monitor can go black.įaulty power supply: We know that the power supply is the most common reason why your monitor turns black. What causes the monitor to go black by accident?Īfter extensively researching this problem and combining user reports, we’ve concluded that there are a number of reasons for this problem. How do I attach a black screen to my monitor?.Why does the screen accidentally go black in Windows 10?.How can I recover an accidental black screen?.Why does my monitor turn off intermittently?.Resetting your monitor to factory settings.Check the video cable and video connectors.To solve black screen problems in Windows 10.What causes the monitor to go black by accident?.

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