Samsung UE40ES7000U E-Manual page 728

screen (System
→ Receiver). Then select
CEC)
and set to On.
N
If your receiver supports audio
only, it may not appear in the
device list.
N
The receiver will work when you
have properly connected the
optical in jack of the receiver to
the DIGITAL AUDIO OUT (OPTICAL)
port of the TV.
→
Anynet+ (HDMI-
Receiver