Samsung UN55ES6150 E-Manual page 211

reset to Off. When you turn your TV
on, you must turn
watch in the
N
You may notice that the picture in
the PIP
unnatural when you use the main
screen to view a game or karaoke.
N
PIP does not work when the 3D
function is active.
N
PIP Settings: The picture from the
external video source will be in the
PIP
screen becomes slightly
PIP on again to
mode.