Samsung 151P - Manual (Page 25)

On Screen Display
Change the opaqueness of the background of the OSD.
1 Push the Menu ( ) button.
2 Push the - button or + button until the Halftone screen is displayed.
3 Push the Menu (
) button to open the Halftone selection screen.
4 Use the - button or + button to select on or off.
Menu How to adjust
Halftone