Casio CTK-630 Manuales de usuario

Tabla de contenidos

• CTK-630

  1
• SPECIFICATIONS

  2
• BLOCK DIAGRAM

  3
• CIRCUIT DESCRIPTION

  4
  • KEY MATRIX

    4
  • NOMENCLATURE OF KEYS

    5
  • POWER SUPPLY CIRCUIT

    5
  • RESET CIRCUIT

    5
  • CPU (LSI105: UPD912GF-3BA)

    6
  • DIGITAL SIGNAL PROCESSOR (LSI101: HG51B227FB)

    7
  • DAC (IC102: UPD6379GR)

    8
  • FILTER BLOCK

    8
  • POWER AMPLIFIER (IC101: LA4598)

    9
  • LED DRIVING

    9
• TROUBLESHOOTING

  10
• MAJOR WAVEFORMS

  11
• PRINTED CIRCUIT BOARDS

  12
• SCHEMATIC DIAGRAMS

  13
  • Main PCB JCM461-MA1M

    13
  • Console PCB JCM461-CN1M

    14
  • Keyboard PCBs JCM617T-KY1M/KY2M

    15
• EXPLODED VIEW

  16
• PARTS LIST

  17