JVC Black Sapphire SL42B-C User Manual page 40

Zoom
The entire picture is uniformly
enlarged to retain its original
proportion. However, some parts
of the picture may be hidden.
Stretch
The picture is stretched
horizontally on the left and right
sides. Only available in 16:9
content.
Panoramic
The picture is stretched
horizontally on the left and right
sides to fill the width of the
screen. The center of the picture
is not stretched.
TV Operation – Aspect Ratio
Notes:

Panoramic mode is only available on 4:3 contents.

Stretch is only available in 16:9 contents.