Gottlieb System 1 Power Supply Repair
A simple cure for the system 1 and 80 x regulator supply ground problems is to connect the ground plane of the regulator circuit board to one or two of the studs that the securing screws use to hold the circuit board to the regulator s heat sink and then making sure that the heat sink frame is connected to the cabinet ground plane.
Gottlieb system 1 power supply repair. Remove the original power supply board from the heatsink plate and install this board using the same mounting holes and screws. The gottlieb system 1 power supply is a fairly robust device. Free shipping on many items browse your favorite brands. New redesigned power supply for gottlieb system 1 plug and play.
A gottlieb system 1 power supply can be repaired refurbished for a only a few dollars in parts. You can click on the image to see the full size view of the schematic which can be saved or printed. The first picture below is the system 1 power supply with voltage notations plus other info. In order to get to the solder side of the board to remove any suspect components the power supply must be taken apart.
But it certainly is not perfect. Gottlieb system 1 sound board original. Untested gottlieb pinball system 1 power supply 12 21 2188 00 parts repair 1978. Heck it s not easy to work on either.
Gottlieb system 1 power supply schematic with voltages. Power supply board overview. 4 3 3 recommended power supply updates repairs.