Casio GZ-500 Receiving Midi Messages, Initial settings of Midi control change, Active sensing

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The initial settings of MIDI control change

Pitch bend:

+/- 0 (Center)

Modulation:

0 (Off)

Expression:

127 (Maximum)

Sustain:

0 (Off)

Sostenuto:

0 (Off)

Soft:

0 (Off)

Channel pressure:

0 (Off)

RPN:

null

Operation 3

Messages of Digital Effect Type, which are system exclusive messages, are transmitted when completing the following operation.

Transmitting a digital effect type

1.Press the tone button.

2.Press the digital effect button once when the digital effect indicator is off.

Press the digital effect button twice when the digital effect indicator is lighting up.

3.Using the 10-key, enter a number from 0 to 9.

4.The display shows the degital efffect type entered, eg. "E_3" means digital effect 3 (Chorus)

5.Wait for about a few seconds unitl the display show the tone number at Step 1.

System exclusive: Effect change

[F0][44][0B][09][xx][F7]

 

 

[xx]: [00] - [09], [0F]

 

[00]:

Reverb1 (Stage)

 

[01]:

Reverb2 (Hall)

 

[02]:

Reverb3 (Room)

 

[03]:

Chorus

 

[04]:

Tremolo

 

[05]:

Phase shifter

 

[06]:

Organ speaker

 

[07]:

Enhance

 

[08]:

Flanger

 

[09]:

EQ Loundness

 

[0F]:

Effect OFF

RECEIVING MIDI MESSAGES

The MIDI monitor blinks during receiving a MIDI message.

To recognize Note On/Off messages, set a MIDI channel on.

Setting on/off of a MIDI channel

1.Press the MIDI channel button.

2.Press the channel on/off button.

The LED lights when the MIDI channel is on. The LED goes out when the MIDI channel is off.

Active sensing

This message checks if the MIDI cable is disconnected.

Once GZ-500 has received this message, it always counts time of an interval to a next MIDI message.

In case when GZ-5 receives no MIDI message for 420 msec of time, it will stop sound output and reset all controllers, then it will cancel the function of active sensing.

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Contents GZ-500 Contents SpecificationsInitial settings Setting UP the KeyboardSetting Setting operation OperationInitial settings in The General Midi system Midi Message Setting Setting operationTransmitting Midi Messages 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