Power supply MA-114 regulator and zener parts

The +5 V regulator on MA-114 is a UA723CN (XO-422) at IC1, with a 2N6057 Darlington at Q3. The zeners are CR5 62 V (XO-267), CR6 18 V (XO-258), CR7 8.2 V 2 W (XO-266) and CR8 5.6 V (XO-255); CR1 to CR4 are 1N4004 (XO-254). R12 is a 0.33 ohm 5 W wirewound resistor (XO-154).

Systems

• Gottlieb System 80
• Gottlieb System 80A

Related tips

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