Samsung PN51E6500EFXZA - Manual (Page 210)

Picture In Picture (PIP)
PIP
Menu
→
System
→
PIP
You can watch a program whose signal
has passed through the TV’s tuner and
watch video from one external video
source simultaneously.
For example, if you have a cable box
connected to the Cable In jack, you can
use PIP to watch programs from the
cable box and a movie from a Blu-ray