Gottlieb system 3 coil driver

The gottlieb system 3 platform used the same ma58 driver board for all the system 3 games. So far i have filed the eps switch, cleaned cabinet flipper button switches. Bally stern replacement boards the pinball resource. This single board supports over 90 bally, stern and other games. All games have at least two relays controlled by mosfets q30 and q31 on the driver board, and nearly all have three relays.

Gottlieb driver boards are one of the easiest to repair. Steves gottlieb page pop bumper drivers for system1. The system 1 driver board could control only eight devices, which included three sound controls three chimes or three inputs for a sound board, a knocker, and an outhole solenoid. Combination williams system 3,4 and 6 mpu and driver board replaces both the mpu and solenoid driver boards with one large board. Gottlieb still used relays in the bottom panel of their system 3 games. In order to work properly this knuckle must be pulled in for a certain amount of time to allow gravity to pull the ball out. There was a period when this board used buz72 nchannel mosfets, instead. Gottlieb premier system 3 pinball machine auxiliary driver board ma.

All relays used in system3 games are powered by 20 volts not 50 volts like the other coils. Its the mpu of the system 1 stuff spider chips are tough to find go to this guy for all your gottlieb needs. My problem is the left flipper hold seems a bit weak. Also the organic flux used on gottlieb lamp sockets can cause lamp shorts, which in turn can cause strange and mysterious switch matrix problems. The driver board is capable of driving up to 25 solenoids by using 12n10l or irl530 nchannel mosfets. Display power supply for both sega stern white star and sam system pinba. The other lug of the coil is already connected to ground, so the coil is now energized and it pulls the ring down, thus popping the ball. That left only three cpu controlled solenoids for the rest of the game again, perhaps a drop target reset coil and an eject hole coil. On system1 machines, when the ball hits the skirt on the pop bumper, the skirt closes a switch. When the ball comes down and hits it, it bounces a little. Our production line currently covers the gottlieb system 1, and system 80 games.

A further test of the driver board can be conducted by putting the game into switch matrix test. Alltek system see the alltek website for the latest list. Welcome to niwumpf, the premier producer of reproduction pinball cpus. Ultimate ledlamp driver board the ultimate mpu ledlamp driver board is a replacement board for ballystern and other pinball machines. Gottlieb system 3 mpu board, gottlieb system 80 mpu board.