Production: 2,279 units
Released: December, 1980
After over 60 software revisions ‘Nine Ball’ still did not work properly on location. Reportedly, proper adjustment of ball lock switches can remedy this (if using Rev. 60).
We’ve had reports of machines found with both M-100 and M-200 MPU boards controlling them; the manual shows M-200 MPU boards.
The artist’s inspiration for the wizard design on the backglass and playfield came from a design on a T-shirt, one of which can be seen in Roger Sharpe’s 1977 book Pinball! on page 13.
SOURCE: Internet Pinball Database