Kingwin KM-31BK - Manual (Page 34)

Setup Menu
34
Aspect Ratio Select the
“Aspect ratio” setting to configure the aspect ratio.
Choose one of the following according to the type of television
you have:
(1) Pan Scan 4:3: Display a wide picture on the entire
screen and cuts off the redundant portions. This
setting is for a standard 4:3 television.
(2) Letter Box 4:3: Display a wide picture with two black
borders on the top and bottom of a 4:3 screen. This
setting is for a standard 4:3 television.
(3) 16:9: Displays a wider picture than a 4:3 television.
Select this setting when a 16:9 television is
connected.
Press to confirm.