雅马哈Yamaha-YDG2030–YDP2006-Digital-EQs-Service-Manual维修服务手册说明书含电器原理图

90020046/090800kGRAPHIC EQUALIZERPARAMETRIC EQUALIZERYO2一3D/YD2一一5SERVICE MANUAL%6YDG20306YDP2006YDP2006■CONTENTS(目次)SPECIFICATIONS(轮合仕横)…3PANEL LAYOUT(心ネ儿子ヴ卜)…6CIRCUIT BOARD LAYOUT(ユ二y卜子ヴ卜)…8BLOCK DIAGRAM(ブ口y夕夕了ㄙ).10DISASSEMBLY PROCEDURE(分降手順)…12LSI PIN DESCRIPTION(LSI端子棱能表)…16IC BLOCK DIAGRAM(ICブ口y夕☒)…21CIRCUIT BOARDS(之一卜基板☒)23INSPECTIONS/ADJUSTMENTS(検查調整)…29/30TEST PROGRAM(分又卜ブ口ヴラ)…32/35RAM INITIALIZE(RAM不二之+与才X)…39ERROR MESSAGES(工ラ-メy乜-)+…39MIDI INPLIMENTATION CHART.............…40PARTS LISTPA011201YAMAHA CORP.HAMAMATSU.JAPAN19931210-128000-203019940110-128000-20062.65K-474@Printed in Japan'93.12