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Casio CTK-230 Sep. 2003 manual Schematic Diagrams, Main PCB CMW277-MAIM

Models: CTK-230 Sep. 2003

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SCHEMATIC DIAGRAMS

SCHEMATIC DIAGRAMS

Main PCB CMW277-MAIM

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Casio CTK-230 Sep. 2003 manual Schematic Diagrams, Main PCB CMW277-MAIM

Contents

HIGH-GRADE KEYBOARD CTK-230INDEX Ver.1 JanBlock Diagram CONTENTSSpecifications DisassemblyGENERAL SPECIFICATIONSELECTRICAL BLOCK DIAGRAM CIRCUIT DESCRIPTION PRINTED CIRCUIT BOARDS Main PCB CMW277-MAIN JACK PCB CMW277-MA2M2. Remove 7 screws and then the console panel JACK PCB DISASSEMBLY1. Remove the battery cover and then take out the battery SpeakerHow to start diagnostic program DIAGNOSTIC PROGRAMInitial Setting Diagnostic program7. AC Adaptor check DIAGNOSTIC PROGRAM IS FINISHED6. LCD check 8. APO checkSCHEMATIC DIAGRAMS Main PCB CMW277-MAIMKeyboard PCBs JCM4911K-KY1M/KY2M EXPLODED VIEW PARTS LIST CTK-230I t e m SpecificationACCESSORY Parts codeVer.1 Jan Replacement of the EXPLODED VIEW and PARTS LIST Overseas Service Division6-2, Hon-machi 1-Chome Shibuya-ku, Tokyo 151-8543, Japan