Solenoid driver/voltage regulator board test points

TP1: +5 V. TP2: +190 V (regulated display high voltage). TP3: +5 V. TP4: +230 V (unregulated input). TP5: +11.9 V.

TP2 and TP4 carry about 190 and 230 V DC.

Systems

• Bally MPU AS-2518-17
• Bally MPU AS-2518-35
• Stern MPU-100
• Stern MPU-200

Related tips

• Solenoid driver/regulator board test point voltages
• Solenoid driver board: test points and regulators on the layout aid
• Jumper TP1 to TP3 on the solenoid driver
• Solenoid driver board: how the MPU selects a coil
• Ground mod for the solenoid return at J3 pins 23-24
• Skip the driver board mods on Baby Pac-Man
• Rebuilding the solenoid driver board high-voltage section
• High-voltage section parts on the solenoid driver board

Source: Voltage Test Points on the Boards