Boss_SP-303_Service-Manual维修电器原理图手册

Mar.20015P-303SP-303SERVICE NOTESIssued by RJAPr.SampleContentsSPECIFICATIONS....2LOCATION OF CONTROLS...4LOCATION OF CONTROLS PARTS LIST.............5EXPLODED VIEW PARTS LIST6EXPLODED VIEW..6PARTS LIST........8IDENTIFYING THE VERSION NUMBER..................12SAVING USER DATA RELoADING SAVED DATA..12HOW TO UPDATE SYSTEM SOFTWARE...........13TEST MODE RESORTING THE FACTORY SETTING...14ERROR MESSAGE........17ABOUT THE SHAPING OF THE WIRING18BLOCK DIAGRAM..........20CIRCUITBOARD.....22CIRCUIT BOARD..24CIRCUIT DIAGRAM(DIGITAL1)........6CIRCUITDIAGRAM(DIGITAL2).......................28CIRCUIT DIAGRAM(ANALOG).....30CIRCUIT DIAGRAM(SW)...........32CIRCUIT DIAGRAM(POWER).....34H-Ust-Ot☒E口SSDr.Sample 5P-303@28尚可品回可网可HOLDw“Copyright 2001 ROLAND CORPORATIONAll rights reserved.No part of this publication may be reproduced in any form without the written permissionof ROLAND CORPORATION.Roland17059080E0Printed in Japan (0830)(NB)