Power Transformer Module (Rectifier board):
TP1 = +5.4 (AS2518-18 version, feature lamps)
TP1 = +6.5 vdc (AS2518-49 & -54 versions, feature lamps)
TP2 = +230 vdc (score displays)
TP3 = +11.9 vdc (+5 regulated)
TP4 = 7.3 vac (general illumination)
TP5 = +43 vdc (solenoid voltage)
GND = Ground