MC-909_维修手册电器原理图

Nov.2002MC-909M二日▣日SERVICE NOTESIssued by RJA写amFh闫graaveboxTABLE OF CONTENTSSPECIFICATIONS...CIRCUIT DIAGRAM(MAIN1).............38LOCATION OF CONTROLS.4CIRCUIT DIAGRAM(MAIN2)..40LOCATION OF CONTROLS PARTS LIST...5CIRCUIT DIAGRAM(MAIN3)....4.EXPLODED VIEW......8CIRCUIT DIAGRAM(MAIN4)................44EXPLODED VIEW PARTS LIST........PARTS LIST.........9CIRCUIT DIAGRAM(MAIN5).46.10CIRCUIT BOARD(PANEL).48CHECKING THE VERSION NUMBER.......18CIRCUIT BOARD(PANEL)...….50USERS DATA SAVE AND LOAD..........18CIRCUIT DIAGRAM(PANEL1).5.2RESTORING THE FACTORY SETTINGS.…20CIRCUIT DIAGRAM(PANEL2).54SYSTEM SOFTWARE UPDATE PROCEDURE ........21CIRCUIT DIAGRAM(PANEL3).....56TEST MODE....23CIRCUIT DIAGRAM(PANEL4)...........................58Changing the destination region.......30CIRCUIT BOARD(JACK)......60ERROR MESSAGE....32CIRCUIT DIAGRAM(IACK1)62BLOCK DIAGRAM.34CIRCUIT DIAGRAM(JACK2)..........64CIRCUIT BOARD(MAN)）363 TWIN D BEAM CONTROLLERRoland MC-g▣gL 1F4 F5 F6ODE200Copyright 2002 ROLAND CORPORATIONAll rights reserved.No part of this publication may be reproduced in any form without the written permissionof ROLAND CORPORATION.Roland17058122E0Printed in Japan(0800)(AS)