Yamaha PSR-90 Replacement Parts

Browse 14 replacement parts for the Yamaha PSR-90 (1987). The PSR-90 is a 61-note consumer keyboard with built-in speakers.

Parts for this model

• IC, 4030 quad exclusive OR gate
• IC, 4558 dual op amp
• IC, MN3204 BBD
• IC, PC900 optocoupler
• Key return flat spring
• Style 36U key, black note
• Style 36U key, note A
• Style 36U key, note B or E
• Style 36U key, note C or F
• Style 36U key, note D
• Style 36U key, note G
• Style 36U key, top C note
• Transistor, 2SC1815
• Transistor, 2SD880