Panasonic TX-50CX700E Ehelp page 79

Zoom Adjustments
Adjusts the vertical position and size when aspect is set to Zoom.
Not valid for 4K content
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Screen Display
(On / Off)
Turns the screen off when you select Off.
This function is effective in reducing power consumption when listening to
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the sound without watching the TV screen.
Press any buttons (except Standby On / Off switch) to turn the screen on.
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