BenQ PB8250 User Manual page 34

YCbCr (480i, 576i)/ S-Video/ Video signal input
FUNCTION
Ratio
System
Sharpness
Color Temp
Information
28 Operation
DESCRIPTION
As above.
Shows the Video input system format,
1.NTSC 2. PAL 3.SECAM 4. YUV.
Adjusts the image to make it look sharper or softer.
As above.
As above.