雅马哈Yamaha-FX770-Guitar-Effects-Processor-Service-Manual维修服务手册说明书含电器原理图

GUITAR EFFECT PROCESSORSERVICE MANUAL圆CONTENTS(目次)SPECIFICATIONS(然合仕横)…2/3PANEL LAYOUT(バ礻儿L亻了ヴ卜)…4CIRCUIT BOARD LAYOUT(ユ二yK了ヴK)…6BLOCK DIAGRAM(口y夕夕1了ラ么)…8DIMENSIONS(寸法☒)…9DISASSEMBLY PROCEDURE(分解手頒)…1OLSI PIN DESCRIPTION(LSl端子機能表)…14IC BLOCK DIAGRAM(ICブ口y夕☒)…16CIRCUIT BOARDS(之一卜基板☒)…17TEST PR0GRAM(テㄡ卜ブ口夕ラㄙ)…22/25INSPECTIONS(検查)…28/29RAM INITIALIZE(RAM亻二之ャラ亻)…30ERROR MESSAGES(工ラ-Xy乜-芝)…31MIDI DATA FORMAT(MIDIデ-夕-7才-マy卜)…32/35MIDI IMPLEMENTATION CHART...........38PARTS LISTYAMAHA CORP.PA011200HAMAMATSU.JAPAN19931201-650002.65K-774 Printed in Japan '93.12