Casio CTK-750 manual MA0300941A

Page 30

MA0300941A

Page 29 Page 30
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Page 29 Page 30
Contents CTK-750 Contents Specifications GeneralReplacing the DSP HG51A115A01FD ElectricalBlock Diagram UPD6376CXCircuit Description Key MatrixButton Matrix Reset CircuitNomenclature of Keys MidiCPU HD6433298A18P Pin No Terminal In/Out FunctionGate Array UPD65005C-578 Digital Signal Processor HG51A115A01FD Block diagram of DSP and DAC circuit Key Touch LSI HG52E35P Filter Block Name Voltage For operation Power Amplifier LA4620Power Supply Circuit AvddWiring Diagram M5712-CN1MMajor Waveforms Page PCB View and Major Check Points Schematic Diagrams Console PCB M5712-CN1M Keyboard PCBs M615T-KY1M, KY2M Exploded View M5218APR IC Lead Identification and Internal DiagramS8053ANO PC900VQ2 2SD1762E,F Q4 2SB1274 EB C EBe C B Parts List N N FOB Japan Code No Parts Name Specification Yen Unit Price Lower Case Screws MA0300941A
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