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CONTENTS
SPECIFICATIONS ................................................................. 3
PANEL LAYOUT..................................................................... 5
UNIT LAYOUT........................................................................ 6
WIRING .................................................................................. 7
BLOCK DIAGRAM ................................................................. 8
DISASSEMBLY PROCEDURE .............................................. 9
LSI PIN DISCRIPTION ........................................................... 15
IC BLOCK DIAGRAM ............................................................. 23
CIRCUIT BOARDS ................................................................ 26
TEST PROGRAM................................................................... 37
POWER ON RESET............................................................... 40
TROUBLESHOOTING ........................................................... 41
MIDI IMPLEMENTATION CHART ......................................... 43
PARTS LIST
SERVICE MANUAL
PK
001628
1.45K-*** Printed in Japan '99.11