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CONTENTS
Specifications .......................................................................................................................... 2
Block Diagram ......................................................................................................................... 3
Circuit Description ................................................................................................................... 4
Major Waveforms .................................................................................................................... 7
Printed Circuit Board ............................................................................................................... 8
Schematic Diagrams ............................................................................................................... 9
Exploded View ...................................................................................................................... 11
Parts List ............................................................................................................................... 13
SPECIFICATIONS
GENERAL
Number of keys: 32
Polyphonic: 12-note
Preset tones: 18
Human voice tones: 12
Voice cycles: 6
Song bank: 24-tune
Free sessions: 12
Pads: 4
Pad settings: Sampled sounds, effects, voice percussion
Sampling method: 8-bit Differential Pulse Coded Modulation (DPCM)
Sampling rate: 13,021 kHz
Sampling duration: 2.4 seconds maximum
Tuning control: Approx. 440 Hz
Built-in speakers: 4 inch dia. 2 W input rating: 2 pcs
Terminals: 7.5 V DC
Power source: 2-way AC or DC source
AC: AC adapter
DC: 5 AA size dry batteries
Power consumption: 2.0 W
Dimensions(HWD): 416 ´ 222 ´ 530 mm (16-3/8 ´ 8-6/8 ´ 20-7/8 inches)
Weight: 1.0 kg (2.2 lbs) excluding batteries
ELECTRICAL
Current drain with 7.5 V DC:
No sound output 50 mA ± 20%
Maximum volume 200 mA ± 20%
with white keys F4 to C6 pressed in Bah tone (No. 44)
Power off 80 mA (maximum)
Speaker output level (Vrms with 4 W load):
with key C4 pressed in Accordion tone 480 mV ± 20%
Volume: maximum
Minimum operating voltage 5.8 V
