User ManualTable of ContentsCTK-1001CONTENTS2SPECIFICATIONS3BLOCK DIAGRAM4CIRCUIT DESCRIPTION5Key and Switch Matrix5Nomenclature of Keys5CPU (MSM6387-13)6Filter Block6Power Amplifier (LA4598)7TROUBLESHOOTING7IC AND TRANSISTOR LEAD IDENTIFICATION8SCHEMATIC DIAGRAMS9Keyboard PCBs M496K-KY1M, KY2M9PCB VIEW and MAJOR WAVEFORMS10Main PCB M4502-MA1M11EXPLODED VIEW12PARTS LIST13Size: 667 KBPages: 16Language: EnglishOpen manual