Samsung UN46ES7500FXZA E-Manual page 618

connect the video cable (yellow) to the
Green jack of Component on the TV.
When changing channels, the picture
freezes or is distorted or delayed.
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.