You work for a small city IT department and you are investig

You work for a small city IT department, and you are investigating a complaint from a laptop user that the image on her LCD display renders only multicolored vertical lines, but the image is fine when the laptop is connected to an external monitor. What could be the problem?

A. The LCD display is damaged.

B. The LCD video cable is damaged.

C. The on-board video adapter is damaged.

D. The laptop is set to only use an external monitor.

Solution

Answer:

B) The LCD video cable is damaged.

Explanation:

==> There are lines on the screen either vertical or horizontal that change when you move the screen or tap it lightly on the sides. Failed cable or LCD 10%/90%.