Driver board coil connectors A3J4, A3J5 and A3J6 (HH and BH)
On A3J4, pins 1 to 4 are lamp outputs (Q37, Q38, Q40, Q39) and pin 5 lamp ground; pin 6 is solenoid 5 (Q61/Q62), 7 solenoid 1 (Q60), 8 solenoid 9 (Q59), 9-11 solenoid ground, 12 solenoid 6 (Q63/Q64), 13 solenoid 2 (Q57/Q58), 14 solenoid ground and 15 ground. A3J5: 1 sound 4, 2 coin lockout (Q3), 3 solenoid ground, 4 not connected, 5 sound 2, 6 sound 1, 7 sound 8, 8 knocker (Q53). A3J6: 1 centre, 2 right and 3 left coin meters (Q56, Q55, Q54), 4 solenoid ground.
Systems
Games
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Source: Repairing & Upgrading Gottlieb System 80 Pinballs from 1980 to 1989, Part Two, Clay Harrell (pinrepair.com)