Yamaha 9000 Pro - Service Manual

9000 Pro
1
SERVICE MANUAL
PK
001647
1.416K-9112 Printed in Japan ’00.10
HAMAMATSU, JAPAN
CONTENTS
SPECIFICATIONS..................................................................... 3
WIRING..................................................................................... 5
CIRCUIT BOARD LAYOUT ...................................................... 6
PANEL LAYOUT ...................................................................... 8
DISSASSEMBLY PROCEDURE............................................. 10
INSTALLING OPTIONAL HARDWARE................................. 16
LSI PIN DESCRIPTION........................................................... 24
IC BLOCK DIAGRAM ............................................................. 33
CIRCUIT BOARDS.................................................................. 36
INSPECTIONS & TEST PROGRAM ...................................... 54
MIDI IMPLEMENTATION CHART......................................... 60
PARTS LIST
BLOCK DIAGRAM
OVERALL CIRCUIT DIAGRAM
This document is printed on chlorine free (ECF) paper with soy ink.
PROFESSIONAL WORKSTATION