Samsung UN40D5550RF E-Manual page 272

Issues
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.
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Solutions and Explanations
•
If the picture size is set to
•
Change the cable/satellite box resolution.
•
If you are using an AV composite input, connect the video cable (yellow)
to the Green jack of Component Input 1 on the TV.
•
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.
English
Screen Fit, change it to 16:9.
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