Brand New MPU327 MPU/Driver Board for Williams Sys 3-4-6-7 pinball machines Ver3

Version 3 that fixes reported issues mainly with Black Knight. This board replaces both the MPU board AND the Driver board for ALL Williams System 3, 4, 6 &7 pinball games.

Benefits over original Williams MPU and Driver board. Eliminates the extremely problematic interconnect connector that fastens the original boards together. Eliminates the need to swap out game ROMs. Game ROMs are selectable via DIP switch. Board diagnostics using custom (Leon's) test code via DIP switch.

Uses 6802 instead of 6800 microprocessor. Uses a single commercially available oscillator component for timing.

Uses Williams WPC style controlled lamp circuit design (TIP107). Uses Logic Level FET drivers for all solenoids and lamp controls.

Uses sockets for common failure components (micro, PIAs and RAM). Uses a low voltage reset to keep microprocessor from locking up. This game does use custom software that is NOT compatible with your original game's board set. Plenty more parts available from Big Daddy Enterprises! The item "Brand New MPU327 MPU/Driver Board for Williams Sys 3-4-6-7 pinball machines Ver3" is in sale since Friday, October 03, 2014.

This item is in the category "Collectibles\Arcade, Jukeboxes & Pinball\Pinball\Replacement Parts". The seller is "bigdaddyenterprises_pinball" and is located in Saint Joseph, Missouri. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Mexico, New Zealand, Switzerland, Norway, Ukraine, Croatia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.

Country of Manufacture: United States