PINBALL: Repair Bally 6803 Pinball Games 1985-1989.
MPU SETUP INO - Pinball Electronics from barakandl
PINBALL: Repairing Bally, Stern Pinball Games 1977-1985, part two
New Eddy Sensor Board Assembly Williams/Bally reference #A-18543-2 & A-18543.1-2 Used on the following games: Red & Ted's Road Show Scared Stiff Theatre of Magic (does not replace the A-18543-1 eddy sensor
BALLY MPU Kit Assembly Log
pinball construction kit bally
Purpose of VUA signal on bally MPU boards
AlltekSystems
1977 Bobby Orr Power Play Corroded MPU Repair (Bally -17) | Carolina Pinball Repair