Diagnose & Replace Damaged Transistor - (Supersonic Early Solid State Pinball Machine)

Step by step diagnosis and fixing of Bally Early Solid State Supersonic Pinball Machine where the knocker solenoid locks on when the machine turns on... Steps: 00:00 Intro 01:01 Where to find all the technical details of the transistors for older solid state pinball machines. 03:15 Troubleshooting which transistor is damages. 04:28 How to test a transistor on a AS-2518-22 Solenoid Driver circuit board. 08:33 Desoldering the transistor from the circuit board so it can be removed 11:50 Soldering in new TIP102 transistor onto the old pinball circuit board. 15:28 Retesting the Transistors on the early Bally solid state pinball machine's AS-2518-22 Solenoid Driver circuit board. https://www.ipdb.org/ https://www.ipdb.org/files/2455/Bally... https://www.pinballrebel.com/pinball/...    / @farmingevangelist   ========================================== #pinballrepair #pinball #supersonic ==========================================