Casio CTK-750 - page 21

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Keyboard PCBs M615T-KY1M, KY2M

Contents

Main CONTENTS SPECIFICATIONS General Electrical REPLACING THE DSP (HG51A115A01FD) 3 BLOCK DIAGRAM CIRCUIT DESCRIPTION Page Page Page Page Page ~ Page 12 13 WIRING DIAGRAM Red Blue PR M615T-KY2M M615T-KY1M Page Page Page SCHEMATIC DIAGRAMS Main PCB M5712-MA1M Page Page Page 21 IC LEAD IDENTIFICATION AND INTERNAL DIAGRAM UPD6376CX 1 2 3 TC74HC04AP M5218APR PC900V S8053ANO