Samsung ua46d6400un E-Manual page 155

For the method of connecting external devices , refer to the supported user manual.
NOTE
N
● Connect the Optical cable between the DIGITAL AUDIO OUT (OPTICAL) jack
on your TV and the Digital Audio Input on the Home Theatre.
● The ARC function enables digital output of sound using the HDMI IN 2 (ARC)
port and can only be operated when the TV is connected to an audio receiver
that supports the ARC function.
● When following the connection above, the Optical jack only outputs 2 channel
◀
audio. You will only hear sound from the Home Theatre's Front, Left and Right
speakers and the subwoofer. If you want to hear 5.1 channel audio, connect
the DIGITAL AUDIO OUT (OPTICAL) jack on the DVD / Satellite Box (i.e.
Anynet Device 1 or 2) directly to the Amplifier or Home Theatre, not the TV.
English
▶