Do you have the experience that half one of your laptop is black while the other half screen is bright and have no any bad thing. The bad half is as black as the laptop is turned off  or something else? If you want to know the reasons, you can read this article.

Half of the laptop is completely black just like the laptop turns off. It may be LCD screen failure, the pixels are dead. This doesn’t usually happen on its own, your laptop may be dropped. In this case,the LCD screen cannot be fixed, you have to remove the failed screen and replace it with a new one.

If half of the laptop is black like it’s blacked out. The LCD screen may do not have problem,there may be an internal error which means there is something wrong with your motherboard. You had better replace it.

You black screen starts working properly again when you press down on the very top of the green line. This is because a controller circuit board behind the LCD screen is pressure fit flat-surface-to-flat surface to the contacts on the back of the LCD and usually this place collects lots of dust and it has a connection problem between the circuit board and the LCD screen. In this case, you need to replace the LCD screen and you may have those area cleaned by professionals if you can not do it.

Does this article helpful? I hope it will make a difference, and next time, you may fix it buy yourself.

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