Okay, here's a new one for you guys: Imac CRT issue.

[MRX37]

Originally Posted by xpert54

That looks a whole lot like phosphor burn on the CRT. I've seen that where a program is left running and no screen saver used when the program is not running and its just left on

Phosphor burn does not disappear when you draw a square next to it.

In the pic, you'll notice a black square, and to the right of that square the green tinting disappears. if I resize the square, the tinting changes.

Phosphor burn does not cause this.