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.
Available with HD 1080i / 720p signals in 16:9 mode.
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
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.