Haier P32R1 Owner's Manual page 22

Picture Control Functions
Aspect Ratio Control
Press the PIC.SIZE button the Aspect Ratio menu appearance
on the screen.
4:3 mode
Choose when you want to view a picture with an original 4:3
4:3
aspect ratio, with gray bars appearing at both the left and right
sides.
Full Screen
Choose Full Screen when you want to adjust the picture
horizontally, in a linear proportion to fill the entire screen.
Wide Screen
Choose Wide Screen when you want to view the picture to
be altered, both vertically and horizontally extended and
cropped.
Note:1. If a fixed image is displayed on the screen for a long
time, it image may become imprinted on the screen and
remain visible.
2. In VGA mode, there are only 4:3 and Full screen modes.
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