Casio GZ-500 manual Contents, Specifications

Page 2

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 Ω, 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

ELECTRICAL

Current drain with 9 V DC:

294 mA ± 20%

No sound output

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):

100 mV ± 20%

with key A5 pressed in tone No. 078

Line output level (Vrms with 47 k load each channel):

1350 mV ± 20%

with key A5 pressed in tone No. 078

Minimum operating voltage:

6.0 V

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Contents GZ-500 Contents SpecificationsInitial settings Setting UP the KeyboardSetting Setting operation OperationTransmitting Midi Messages Initial settings in The General Midi systemMidi Message Setting Setting operation Selecting a Midi channel 1. Press the Midi button Receiving Midi Messages Initial settings of Midi control changeSetting on/off of a Midi channel Transmitting a digital effect typeTransmittable Messages Receivable MessagesBlock Diagram KC7Circuit Description KEY MatrixButton Matrix Power Supply CircuitReset Circuit Name Voltage For operationDigital Signal Processor LSI102 HG51B155FD Pin No Terminal In/Out FunctionCE1, Trsb Block diagram of DSP and DAC circuit GND4DAC LSI104 UPD6376GS KEY Controller LSI107 HG52E35PFilter Block Power Amplifier IC402 LA4598 LED DrivingMajor Waveforms Schematic Diagrams Main PCB JCM715-MA1M Console PCBs JCM715-CN1M/2M/3M Keyboard PCBs M616T-KY1M/KY2M Exploded View Parts List Amp./Volume PCBs FOB Japan Code No Parts Name Specification Yen Unit Price MA0800751A