Self diagnostics

Check if the TV is working properly.

Press the HOME button, select [Apps] from the Home Menu, and select [Help] from the apps list.
If the supplied remote control has a HELP button, press the HELP button.
Select [Status & Diagnostics] — [Self diagnostics].

Hint

You can also check the following symptoms in [Status & Diagnostics].

[Internet connection diagnostics]
[External device connection diagnostics]
[Picture/Sound test]

If the problem persists, try the following.

Reset (restart) the TV. For details, refer to If a full reset (restart) of the TV is required.
Check and try Software updates.
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