Image is too wide or narrow for screen. You might need to manually adjust the tracking to reduce or enlarge the projected image. To do this, Turn off Auto Image. Highlight Manual tracking Press either mouse button repeatedly. Or, adjust the resolution of your video card if it is greater than 1024 x 768.
Image is out of focus.
Check the projection lens to see if it needs cleaning. Image and menus are reversed from left to right. Rear Projection mode is probably turned on. Turn Rear Projection to OFF in the Controls menu. To do this, highlight Rear Projection and then click either mouse button to turn this feature on and off.