Samsung UA40ES7 E-Manual page 662

Listening through a Receiver
ℓ
You can listen to sound through a
receiver (i.e. Home Theatre) instead
of the TV Speaker. To listen to sound
through a receiver, go to
then selecting its input source,
you cannot use the Anynet+
function. Make sure to switch to
an Anynet+ device by using the
Device List.
Receiver