雅马哈YAMAHAPSR-E423_ServiceManual电子琴维修使用说明书图纸

三SERVICE MANUAL腾度度昏=后百■口口g9GO OO■CONTENTS(目次)SPECIFICATIONS(総合仕樣)3/4PANEL LAYOUT(IR礻儿亻予卜)5CIRCUIT BOARD LAYOUT WIRING(ユ二y卜山亻予卜&結線☒)DISASSEMBLY PROCEDURE(分解手順).7.9LSI PIN DESCRIPTION(LSI端子機能表).18Products names are as followsCIRCUIT BOARDS(一卜基板☒)...20TEST PROGRAM(テ又卜ブ口方ラ厶)(商品名休以下の女仁在)李寸。)...26/29INITIALIZATION(初期化)32For Japanese market(国内向寸)：USER DATA BACKUPP▣RTAT▣nE(1-步-デ-夕の/バy夕了y).33/34START-UP SEQUENCE(起動y-ヶ又)...35/36For overseas market(海外向)：PARTS LISTDIGITAL KEYBOARDBLOCK DIAGRAM(ブ口y夕ダ亻T方ラ厶)》OVERALL CIRCUIT DIAGRAM(瓮▣路☒)PK001846YAMAHAHAMAMATSU,JAPANCopyright(c)Yamaha Corporation.All rights reserved.PDF KM '10.02