Casio GZ-500 Electronic Keyboard User Manual


 
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ELECTRICAL
Current drain with 9 V DC:
No sound output 294 mA ± 20%
Maximum volume 940 mA ± 20%
with 32 polyphonic notes in tone No. 078
Volume; maximum, Velocity: maximum
Phone output level (Vrms with 8 load each channel):
with key A5 pressed in tone No. 078 100 mV ± 20%
Line output level (Vrms with 47 k load each channel):
with key A5 pressed in tone No. 078 1350 mV ± 20%
Minimum operating voltage: 6.0 V
CONTENTS
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Circuit Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Major waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Schematic Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
SPECIFICATIONS
GENERAL
Number of keys: 61
Polyphonic: 32-note
Preset tones: 128, Drum set: 8
Keyboard controls: Touch response: On/Off
Digital effects: 10, including Reverb-1, Reverb-2, Reverb-3, Chorus, Tremolo,
Phase Shifter, Organ SP, Enhancer, Flanger, EQ Loudness
Modulation: On/Off, Depth setting range: 0 - 127
Pitch bend wheel: Bend sense: 0 - 12
Tuning control: 440Hz ± 50 cents
Built-in speakers: 12 cm dia. 2 W input rating: 2 pcs.
Terminals: Phone Jack [Output impedance: 100 , Output voltage: 4.5 V(rms) MAX],
MIDI Jacks (IN, OUT), Assignable Jack, AC Adapter Jack (9 V)
Auto power off: Approximately 6 minutes after the last operation
Power source: 2-way AC or DC source
AC: AC adapter
DC: 6 D size dry batteries
Power consumption: 7.7 W
Dimensions (HWD): 129 x 942 x 367 mm (5-1/16 x 37-1/16 x 14-1/2 inches)
Weight: 5.3 kg (11.7 lbs) excluding batteries