VIDEO ERROR - NO VIDEO_AUDIO NORMAL
First of all, check whether all of cables between boards are inserted properly or not. (Main B/D < > Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable).
CLICK ON THE CHARTS TO MAGNIFY
PICTURE BROKEN / FREEZING 
Vertical / Horizontal bar, residual image, light spot, external device color error.
NO POWER
