Samsung js9800 E-Manual page 161

The Problem
The colour is wrong or
missing.
The colour is poor or
the picture is not bright
enough.
There is a dotted line
on the edge of the
screen.
The picture is black
and white.
When changing
channels, the picture
freezes or is distorted
or delayed.
If you're using a Component connection, make sure that the Component cables are
connected to the correct jacks. Incorrect or loose connections may cause colour
problems or a blank screen.
Picture
Go to the menu and then adjust the
Colour
and settings.
Energy Saving (System
See if
Try resetting the picture.
Picture Size
If the has been set to
Change the cable box resolution.
If you are using AV composite input, connect the video cable (yellow) to the TV's
green component jack.
If the TV is connected to a cable box, try to reset the box. (Disconnect and then
reconnect the AC cord and wait until the cable box reboots. It may take up to 20
minutes.)
Set the output resolution of the cable box to 1080i or 720p.
Try this!
Picture
Eco Sensor
Reset Picture)
(Picture
Fit to screen, change the setting to 16:9.
Mode, Brightness, Sharpness,
Energy Saving) has been enabled.