On 24 Mar, 2007, at 11:53 AM, kr parks wrote: > I am having a very strange problem with my G4 (733 > Digtal). It is displaying only black and white images, > pictures look as though they are film negatives. This > only occurs when I boot from a certain drive. ---- It > started all of a sudden, not after any changes were > made. Does anyone know what is going on? Do you have OS-9 installed? It sounds like you activated the monitor control that reverses the colors when that drive is the boot drive. There IS a control panel setting that reverses the normal Black print on White background to White print on Black if you check the box on the panel. Look there first.