For The S9 Models - Samsung LED 7000 series E-Manual

For the S9 models

This TV supports 3D and ARC (Audio Return Channel) functions via an HDMI cable. ARC enables
digital sound to be output using just an HDMI cable. However, ARC is only available through the HDMI
(ARC) port and only when the One Connect is connected to an ARC-enabled AV receiver. Connect the
HDMI cable to the One Connect HDMI (ARC) connector and the device's HDMI output connector.
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Certain functions such as the Smart Hub may not be available if
in HDMI mode. In this case, set
3D Auto View 3D Mode
or
3D Auto View
is set to
to Off.
On Source
while is