SERVICE MANUAL
TONE GENERATOR
CONTENTS
SPECIFICATIONS
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3
PANEL LAYOUT
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4
CIRCUIT BOARD LAYOUT
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5
BLOCK DIAGRAM
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6
DISASSEMBLY PROCEDURE
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7
LSI PIN DESCRIPTION
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12
IC BLOCK DIAGRAM
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14
CIRCUIT BOARDS
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16
TEST PROGRAM
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18
MIDI / COMPUTER CONNECTING CABLES
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23
ERROR MESSAGES
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24
INITIALIZE
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25
MIDI IMPLEMENTATION CHART
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26
OVERALL CIRCUIT DIAGRAM
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27
PARTS LIST
SY
011450
PLG-100DX
PLG-100VL
PLG-100VH
HAMAMATSU, JAPAN
0.32K-3942
Printed in Japan '99.01