Audiovox D1708PK Owner's Manual page 52

7 System Setup (IV) - TV Aspect
TV Aspect
The fourth of the six sections in the setup menu is
entitled TV ASPECT. Within this menu you have
the option to select a 4:3 traditional screen format
or 16:9 wide-screen format. The player uses 16:9
as default.
Use the up or down cursor to scroll to this section
and press ENTER to enter this setup screen.
ENTER
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