Score display boards by generation

System 80 and 80A use the 4-digit display MA-115 (A5) for credits and ball in play and the 6-digit display MA-116 (A4) for scores; System 80A also allows the 7-digit display MA-238 (A14). Their glasses are XO-455 (4-digit), XO-454 (6-digit) and XO-477 (7-digit), driven by UDN6118A chips (XO-415). System 80B replaces all of these with the alphanumeric board MA-644.

Systems

• Gottlieb System 80
• Gottlieb System 80A
• Gottlieb System 80B

Related tips

• All displays are dark
• Guarding the fill tip on the back of a score display
• Missing segment on one or more score displays
• Display fault: board or display?
• Missing digit on one or more score displays
• Score displays are off but the status display works
• The display voltages to check
• How the control board drives the displays

Source: Premier Technology Parts Catalog (System 80, 80A and 80B), Gottlieb / Premier