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CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
13 page collection of Service Bulletins for early solid state Williams pinball machines on the following topics:
Driver Board resistor updates
Master Display Board special repair procedures
General Illumination fuse card modification
HOT TIP. LUCKY SEVEN, WORLD CUP, DISCO FEVER playfield switch modifications.
Level 3 CPU modifications
Power Transformer labeling corrections
ROM & PROM Summary chart
Reference:
WMSSB79
