A computer monitor or computer screen is one of the most useful output devices. we can see output in computer screen whether it's a File, text document, an image, a movie, results of calculations or the display of various applications. What are the most common problems facing customers? The screen is dead, there is a picture but no lighting, and the indicator light is flashing. Dim backlight, white screen with no picture, Sometimes the screen turns off, Broken screen, screen has one or more coloured vertical or horizontal lines. Our professional service engineers will correct these types of monitor issues.