Check if the TV is working properly.

1. Press the (Quick Settings) button on the remote control and select [Help]. If [Help] does not exist, select [Edit] and add [Help].
2. 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 Reset (restart) your TV .
• Check and try Software updates.
• Support Site