Yamaha S03 Service Manual

1.494K-479 K Printed in Japan ’01.02
20010301-69800
SERVICE MANUAL
SY
011550
MUSIC SYNTHESIZER
HAMAMATSU, JAPAN
CONTENTS
SPECIFICATIONS .............................................. 3/4
BLOCK DIAGRAM ........................... 5
PANEL LAYOUT ...................................... 6
CIRCUIT BOARD LAYOUT ................. 8
WIRING ............................................................... 9
DISASSEMBLY PROCEDURE ............................ 10
LSI PIN DESCRIPTION .............................. 15
IC BLOCK DIAGRAM ................................... 17
CIRCUIT BOARDS ......................................... 19
TEST PROGRAM ............................. 28/33
FACTORY SET .................................. 39
DISPLAY MESSAGES ............... 40
MIDI IMPLEMENTATION CHART ......................................... 41
PARTS LIST
OVERALL CIRCUIT DAIGRAM
This document is printed on chlorine free (ECF) paper with soy ink.

Yamaha S03 Specifications

General

Type	Synthesizer
Synthesis Type	AWM2
Multitimbral Capacity	16 parts
User Voices	128
Controllers	Pitch Bend Wheel, Modulation Wheel
Inputs	Foot Controller, Foot Switch
MIDI	In, Out, Thru
Effects	Reverb, Chorus, Variation
Keyboard	61 keys
Outputs	L/Mono, R
Polyphony	64 voices
ROM	8MB Wave ROM