Casio GZ-500 User Manuals

Table of Contents

• GZ-500

  1
• CONTENTS

  2
• SPECIFICATIONS

  2
• OPERATION

  3
  • SETTING UP THE KEYBOARD

    3
  • TRANSMITTING MIDI MESSAGES

    4
  • RECEIVING MIDI MESSAGES

    6
• BLOCK DIAGRAM

  8
• CIRCUIT DESCRIPTION

  9
  • KEY MATRIX

    9
  • BUTTON MATRIX

    10
  • POWER SUPPLY CIRCUIT

    10
  • RESET CIRCUIT

    10
  • CPU (LSI106: HD6433298A42F)

    11
  • DIGITAL SIGNAL PROCESSOR (LSI102: HG51B155FD)

    11
  • DAC (LSI104: UPD6376GS)

    14
  • KEY CONTROLLER (LSI107: HG52E35P)

    14
  • FILTER BLOCK

    15
  • POWER AMPLIFIER (IC402: LA4598)

    16
  • LED DRIVING

    16
• MAJOR WAVEFORMS

  17
• SCHEMATIC DIAGRAMS

  18
  • AMP./VOLUME PCBs JCM715-MA2M/MA3M

    18
  • MAIN PCB JCM715-MA1M

    19
  • CONSOLE PCBs JCM715-CN1M/2M/3M

    20
  • KEYBOARD PCBs M616T-KY1M/KY2M

    21
• EXPLODED VIEW

  22
• PARTS LIST

  23