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SA-65 MUSICAL INFORMATION SYSTEM VOLUME TONE TEMPO TONE PATTERN 10 SONG BANK PATTERN SONG BANK SONG BANK TEMPO VOLUME POWER START/STOP MELODY OFF SA-65 ELECTRONIC KEYBOARD...
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CPU (LSI101: MSM6387B-A28) Containing a sound data ROM and a DAC (Digital to Analog Convertor), the CPU provides sound waveform in accodance with the pressed key and the selected tone. The following table shows the pin functions of LSI101. Pin No. Terminal In/Out Function...
Filter Block Since the sound signal from the CPU is a stepped waveform, the filter block is added to smooth the waveform. AVDD Q101 2SC1740SR R106 From CPU C106 R105 To power amp. Amplifier/Voltage Regulator (IC101: AN8053N) CONT VREG NC PRE GND The right figure shows the internal block of IC101.
PARTS LIST SA-65 Notes: This parts list does not include the cosmetic parts, which parts are marked with item No. "R-X" in the exploded view. Contact our spare parts department if you need these parts for refurbish. Prices and specifications are subject to change with- out prior notice.