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LCD screen has bright spots, dark spots, and flashing, is the touch screen not good?

Release time：2016-04-22 Article fromKun Wang electromechanical equipment
The touch screen has bright spots (always lit dot) and black dots (not lighting point) occurs in the characteristics of the LCD screen. LCD screen has a lot of display elements, and therefore can not guarantee 100% does not appear bright and dark spots. In addition, depending on the color display may flicker appears. Appear bright spots, dark spots or flashing, is not a product malfunction or low quality, but its characteristics.