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Discovering connected CEC devices
To discover CEC devices:
1. Make sure that your CEC-compable components are connected to the TV with a suitable High Speed HDMI
Cable that supports HDMI ARC and CEC control.
2. Turn on each component and make sure all components are CEC enabled.
: Some manufacturers have their own branded names for CEC funconality, so you might need to read the
product documentaon to correctly idenfy the CEC features of the device.
3. On the TV’s screen menu, navigate to and then select
. Press OK to repeat the discovery process, if necessary.
When nished, the TV displays a list of CEC devices that are connected to each HDMI input, as well as any devices that
had previously been connected. The TV remembers the names of mulple CEC devices even when they are no longer
connected. If the list is longer than the allowed space, press to see a complete list in a scrollable window.
Enabling HDMI ARC
HDMI ARC is the audio return channel that is available on one of the TV’s HDMI ports. The audio return channel enables
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 oponally 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 ARC, in the screen menu, navigate to
, and then highlight . Press OK to enable or disable the feature.
: Enabling also enables . Aer enabling , you can disable
if you prefer.
Enabling system audio control
System audio control enables the TV remote control to change the volume and mute state of an amplier or sound bar
connected through HDMI, and to display the external device’s volume and mute status in the TV’s on-screen display.
The TV automacally turns o its internal speakers and sends volume and mute control signals to an external amplier
when all of the following are true:
• is enabled on the TV.
• The TV is connected to a CEC-compable amplier, it is powered on, and CEC discoverability is enabled.
• The CEC-compable amplier’s HDMI ARC connector is connected to the TV’s HDMI ARC connector with a suit-
able HDMI cable.
When the CEC-compable amplier is o, the TV automacally turns on its speakers (unless you have turned them o as
described in “Turning o the speakers” on page 59) and resumes local control of volume and mute state.
To enable or disable system audio control, in the screen menu, navigate to
and highlight . Press OK to enable or disable the feature.
Enabling 1-touch play
1-touch play enables a component to control which TV input is acve. For example, pressing on your Blu-ray player
switches the TV to the Blu-ray input.
1-touch play is disabled by default. To enable 1-touch play, in the screen menu, navigate to
and highlight . Press OK to enable or disable the feature.
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