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SERVICE MANUAL
SPECIFICATIONS ........................................................................................ 3
PANEL LAYOUT .......................................................................................... 4
CIRCUIT BOARD LAYOUT & WIRING ......................................................... 5
BLOCK DIAGRAM ....................................................................................... 6
DISASSEMBLY PROCEDURES .................................................................. 7
LSI PIN DESCRIPTION .............................................................................. 13
IC BLOCK DIAGRAM ................................................................................ 15
CIRCUIT BOARDS ..................................................................................... 16
TEST PROGRAM ....................................................................................... 20
BACKUP & INITIALIZATION ..................................................................... 22
TRANSFERRING DATA BETWEEN THE PSR-VN300 and a COMPUTER
................................................................................................................... 23
MIDI IMPLEMENTATION CHART ............................................................. 26
MIDI DATA FORMAT ................................................................................. 27
PARTS LIST
OVERALL CIRCUIT DIAGRAM
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CONTENTS
PK
001781
Copyright (c) Yamaha Corporation. All rights reserved.
07.04
HAMAMATSU, JAPAN
PSR-E313: 200702-xxxxxx
PSR-VN300
Summary of Contents for Portatone PSR-VN300
Page 3: ...PSR VN300 3 SPECIFICATIONS ...
Page 27: ...PSR VN300 27 MIDI DATA FORMAT ...