罗兰Roland-System-100-104-Sequencer-Service-Manual维修服务手册说明书含电器原理图

APR.201977SYSTEM100-104CONTENTS1.SPECIFICATIONS.................................2.DISASSEMBLY and PARTS LOCATION.........................................33.CIRCUIT DESCRIPTION .....................................................44.GENERAL BLOCK DIAGRAM.……55.GENERAL CIRCUIT DIAGRAM..............................................76.PCB ASSEMBLY and CIRCUIT DIAGRAM ......................................8~96-1 SEQUENCE BOARD (OP-31).............................................106-2 REGISTER BOARD (OP-32,OP-33)........................................116-3 OUTPUT RANGE and CHANNEL SELECT BOARD (OP-34)....................126-4 POWER SUPPLY BOARD (PS-25,PS-26)....................................137.ADJUSTING PROCEDURES·.....:·8.PARTS LIST.....................………169.PARTS PICTORIAL·..··1