Samsung UN40D5550RF E-Manual page 34

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Picture
set of screen sizes as well. However, we highly recommend you use your TV's
16:9 mode most of the time.
16:9: Sets the picture to 16:9 wide mode.
Zoom1: Use for moderate magnification. Cuts off the top and sides.
Zoom2: Use for a stronger magnification.
Fit: Enlarges the aspect ratio of the picture so it fits the entire screen.
Wide
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Available with HD 1080i / 720p signals in 16:9 mode.
N
4:3: Sets the picture to basic (4:3) mode.
Do not set your TV to 4:3 format for a long time. The borders displayed
N
on the left and right, or top and bottom of the screen may cause image
retention (screen burn) which is not covered by the warranty.
Size: If you have a cable box or satellite receiver, it may have its own
English
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