Overclocking GPU or GPU may also cause a screen to go black suddenly. Sometimes because of a loose connection, the monitor loses the power supply and gets back on track again within seconds so fast that you won’t realize it could be a power issue.

Check power cord is tightly fit into the power port of the monitor. Check power cable/ monitor display cableĪlong with video cable, you should check whether or not your power cable is working great. If the issue persists with your screen even with the new video cable then there might be some other reason which causes your screen to go black. You can check it by using another video cable which you can borrow from your friend or purchase a new one which costs you as little as 2-3 bucks. If you are facing a black screen problem then check whether your video cable is working fine or not. I suggest that you shouldn’t neglect basic reasons which cause a change in computers behavior. I observed that whenever people face any issue with computers, they often go for messy solutions before looking into more obvious reasons. But wait, check the below reasons also before doing random stuff with computer hardware. If the motherboard is not receiving a specific voltage according to its specification then there is nothing to do with screen problems and all you have to do is replace the power supply unit. It is one of the crucial parts of a computer that supplies power to your motherboard. The most basic reason for the screen to go black is the unstable power supply which means there can be problems with a power supply unit. Following are the possible reasons that might generate the problem with the screen. 9.5 Monitor randomly goes black when playing games, what is the reason? What makes the screen randomly go black?Īs said earlier, there could be more than one reason for the screen to go black which means you can not determine whats the actual problem, whether it is a hardware issue or a software issue.

Mac vga adapter keeps shutting off