Planar PDP 60B - Manual (Page 42)

Press button.
Trasparency
White Wiper
Trasparency
Use this to change the base of the menu to transparent and opaque.
Press button to move to the item
Press the button to menu to sub menu.
Select "Half tone" with
Select "On (transparent)" or "Off (Opaque)" by press the
Press button after adjustment to return to the previous menu.