Black Hole playfield-mounted transistors Q1 to Q5
Q1 fires the captive hole kicker and Q2 the ball release into the shooter lane, both on the upper playfield. On the lower playfield Q3 runs the ball return gate to the ball lift, Q4 the captive ball hole kicker and Q5 the kicker that sends the ball up to the upper playfield.
Systems
Games
Related tips
- Black Hole driver board: which transistor runs which coil
- Black Hole: run the backglass motor only during a game (transistor method)
- Black Hole DIP switch traps
- Black Hole: new motor on the original gearbox
- Black Hole and Haunted House third relay ("U")
- Black Hole up-kicker on a pop bumper driver board
- Black Hole solenoid test order (manual correction)
- Black Hole up-kicker rarely needs the driver board conversion
Source: Repairing & Upgrading Gottlieb System 80 Pinballs from 1980 to 1989, Part Two, Clay Harrell (pinrepair.com)