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A home theatre system that has been connected to the TV with an HDMI cable and an optical cable only
supports 2-channel audio. 5.1-channel audio is, however, available for digital broadcasts with 5.1-channel
audio.
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If an external device has been set by both and a universal remote control, the device can be controlled
only with the universal remote control.
Updating the TV’s Software
View your TV’s software version and update it if necessary.
Settings
Support
Software Update
Try Now
Updating the TV’s software to the latest version
Settings
Support
Software Update
Update now
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This function requires an Internet connection.
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Save the update package in the USB device's top-level folder. Otherwise, the TV will not be able to locate the
update package.
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DO NOT turn off the TV’s power until the update is complete. The TV turns off and on automatically
after completing the software update. Video and audio settings may be reset to their defaults after a
software update.
Updating through the Internet
Settings
Support
Software Update
Update now
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This function requires an Internet connection.
Updating through the USB device
Settings
Support
Software Update
Update now
After downloading the update file from the website and storing it on a USB device, connect the USB device
to the TV for update.
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Save the update package in the USB device's top-level folder. Otherwise, the TV will not be able to locate the
update package.