Panasonic UB-5838C Service Manual page 73

7.2.2. Initial Setting Mode
Without setting the application area/country, when turning on the unit (Panaboard),
the screen for the Initial Setting Mode will be displayed on the LCD.
After selecting "Board" on the menu, set the screen panel size (Std or Wide) for this unit with the Advance Key.
Then selecting "Model-Destination" on the menu, set the application area/country for this unit with the Advance Key.
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