ZACCARIA PINBALL 120 SLINGSHOT DRIVER

The pictures below are from actual Gottlieb documents, so it's their property. Schematics really are required to work on these games. Suggested parts & repair sources web page. Getting Started: Tools and SchematicsДЇor details on the basic electronics skills and tools needed.ДЄnd many parts are available from one of the sources on the Thanks to all the people that helped with this document.ДЎa. Jim Palson giving me a system1 wiring harness and transformers to make a test fixture.

web based articles on system1 machines.

John Robertson web articles on grounding.

Tuukka Kalliokoski web articles on system1 overview.

1978 Gottlieb Service Manual, 2nd Edition.

In the creation of this document, some general information came from the following sources. Flippers, Roto-targets, Rubber, Wire Color, Etc.Backbox & Playfield General Illumination.Switches and the Switch Matrix (CPU board A1).Locked-on or Not Working Feature Lights (Driver board A3).Locked-on or Not Working Coils (Driver board A3).Video: Power On a Gottlieb System1 Pinball for the First Time.Video: Showing the Gottlieb System1 Pinball 'Oddities'.Permanently Defeating the Slam Switch with Video (score displays come on.Connector Problems (Connections & Re-pinning).

ZACCARIA PINBALL 120 SLINGSHOT DRIVER

Ground Problem Fix (CPU, Driver board, Power Supply, Sound board).Battery Replacement/Corrosion (CPU board Reset/Clock Circuits).The Power Train and the Power Supply A2 (Repair/Upgrade).Check the Coil Resistance and Common Coils.If you aren't up to repairing your circuit boards yourself, I highly recommendД¬hecking out the parts and repair web page at Will NOT repair your circuit board after it has been unsuccessfully repaired ('hacked') by you. These pinball repair documents have been available, repair facilities are reporting aДramatic increase in the number of ruined ('hacked') circuit boards sent in for repair. Which goes over the basics of circuit board repair.

YOU SHOULD NOT TRY TO FIX YOUR OWN PINBALL GAME!Д«efore you start any pinball circuit board repair, IF YOU HAVE NO EXPERIENCE IN CIRCUIT BOARD REPAIR, Updates of this document are available at

Scope: Includes Gottlieb first generation of solid state System 1 pinball gamesДЇrom Cleopatra (11/77) to Asteroid Annie (12/80). Click for details.ДЄll text and pictures copyright by (Clay Harrell) unless otherwise noted.Д¬opyright 1998-2016, all rights reserved. We do in-home pinball repair in Michigan. PINBALL Gottlieb System 1 Pinball Repair Support this Pinball Repair Website! (It costs money to provide this information.)Дonations are being accepted, please see /donate for details,ДЄnd/or please purchase the /top repair instructional videos.

Zaccaria pinball 120 slingshot