source.
You have connected your devices to
the correct jacks. For example, if you
use the Component jacks, labeled
Pb, Pr, and Y, to connect your TV and
video source, make sure you have
connected the blue Pb jack on the
video source to the blue Pb jack on
the TV, the red Pr jack on the video
source to the red Pr jack on the TV,
and the green Y jack on the source