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NOTE
• Dolby Audio™ supporting Dolby Digital Plus™ format is not available through the SPDIF optical output. This format is
only available through the HDMI
After making the required HDMI
select the audio format to use.
NOTE
• In most cases, Auto detect is the best option. Other settings can result in no sound when the content you are viewing
does not contain the audio stream type you selected.
Controlling other devices through CEC
Consumer Electronics Control (CEC) enables your TV and other CEC-compatible home entertainment components to control
one another in various ways. First, the CEC-compatible devices must "discover" one another and report their capabilities. After
this, one device can control another according to the features you enable. For example, playing a disc on a Blu-ray player
could switch the TV to the Blu-ray player's input. Or, powering off the TV could also power off the Blu-ray player and the home
theater receiver.
Discovering connected CEC devices
To discover CEC devices:
1. Make sure that your CEC-compatible components are connected to the TV with a suitable high-speed HDMI
®
supports HDMI
ARC and CEC control.
2. Turn on each component and make sure all components have CEC enabled.
Tip: Some manufacturers have their own branded names for CEC functionality, so you might need to read the product
documentation to correctly identify the CEC features of the device.
3. On the TV's Home screen menu, navigate to Settings > System > Control other devices (CEC) and then select Search
for CEC devices. Press [ OK ] to repeat the discovery process, if necessary.
When finished, the TV displays a list of CEC devices that are connected to each HDMI
previously been connected. The TV remembers the names of multiple CEC devices even when they are no longer connected.
If the list is longer than the allowed space, press [
Enabling HDMI ARC
®
HDMI
ARC is the audio return channel that is available on one of the TV's HDMI
you to send a Dolby Audio™ signal back to a home theater receiver that is also sending an audio and video signal into the
®
TV. Using HDMI
ARC reduces the number of cables needed and optionally lets you control the volume and mute state of the
receiver by enabling system audio control.
®
HDMI
ARC is disabled by default. To enable HDMI
Control other devices (CEC), and then highlight HDMI ARC. Press [ OK ] to enable or disable the feature.
NOTE
• Enabling HDMI ARC also enables System audio control. After enabling HDMI ARC, you can disable System audio
control if you prefer.
Enabling system audio control
System audio control enables the TV remote control to change the volume and mute state of an amplifier or sound bar
®
connected through HDMI
The TV automatically turns off its internal speakers and sends volume and mute control signals to an external amplifier when
all of the following are true:
System audio control is enabled on the TV.
The TV is connected to a CEC-compatible amplifier, it is powered on, and CEC discoverability is enabled.
The CEC-compatible amplifier's HDMI
®
HDMI
cable.
When the CEC-compatible amplifier is off, the TV automatically turns on its speakers (unless you have turned them off as
More settings
®
ARC connection.
®
ARC or SPDIF optical connection, go to Settings > Audio > S/PDIF and ARC option and
, and to display the external device's volume and mute status in the TV's on-screen display.
®
ARC connector is connected to the TV's HDMI ARC connector with a suitable
] to see a complete list in a scrollable window.
®
ARC, in the Home screen menu, navigate to Settings > System >
54
®
input, as well as any devices that had
®
ports. The audio return channel enables
®
cable that
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