Yamaha PSR-1500 Service Manual

PK 001719
SERVICE MANUAL
CONTENTS
Specifications .................................................................... 3
Panel Layout ....................................................................... 5
CIRCUIT BOARD LAYOUT &WIRING ..................................... 8
Disassembly Procedure ............................................... 14
Lsi Pin Description .......................................................... 23
Ic Block Diagram ............................................................. 32
Circuit Boards ................................................................. 35
Test Program ................................................................... 60
Saving Files ....................................................................... 66
Restoring The Factory-Programmed Settings . 67
Data Backup ....................................................................... 69
Initializing Internet Settings .................................... 70
Version Upgrade ............................................................. 71
System Booting Flowchart ........................................ 74
Midi Implementation Chart .......................................... 76
Midi Data Format ............................................................. 77
Parts List
BLOCK DIAGRAM
OVERALL CIRCUIT DIAGRAM
Copyright (c) Yamaha Corporation. All rights reserved. PDF-K2023
PSR-1500/PSR-3000
PSR-1500
PSR-3000
1
HAMAMATSU, JAPAN
'04.06