Bally Embyron - Rom Revision Info Provided by Action Pinball & Amusement, LLC www.actionpinball.com Revision L-8 info provided with permission from author, Oliver Version 1: Original factory version, initial release. Version 2 through 7: No such versions exist that we are aware of. Version 8: This is a custom aftermarket version of software for Embryon with some new features/rules. This version consists of 2 new ROM chips- U2 and U6, which replace the original U2 and U6 chips on your MPU board. New Features in This Revision: 1.) Optional support for 7-digit scoring. This requires installation of 7-digit display units, and some hardware/electronic modification. MPU board DIP switch #32 is now used to select 6 or 7 digit scoring. #32 ON = 6 digit scoring (original) #32 OFF = 7 digit scoring 2.) MPU DIP switch #27 set to ON gives two Embryon letters when one letter is scored. 3.) MPU DIP switch #31 controls 3 or 5 ball play. #31 ON = 5 balls #31 OFF = 3 balls 4.) Credit display is always ON (credits displayed was originally controlled by MPU DIP switch #27). 5.) New light effects and sounds "show" now plays at multiball start. 6.) Left drop target bank is now reset for Extra Ball. -- End of Document