Samsung UN46ES7500FXZA E-Manual page 195

player attached to the HDMI In jack.
N
While
Lock
●
PIP
Activate or deactivate the
●
Air/Cable
Select either
source for the sub-picture screen.
●
Channel
Select the channel for the sub-picture
screen.
Smart Hub
is on, you cannot use the PIP.
Air
or Program Rating
or Cable
PIP function.
as the input