SERVICE MANUAL
ELECTRONIC PIANO
SY
011392
HAMAMATSU, JAPAN
1.96K-759 Printed in Japan '98.03
CONTENTS
CIRCUIT BOARD LAYOUT ······························································ 3
BLOCK DIAGRAM·············································································· 4
DISASSEMBLY PROCEDURE························································ 5
LSI PIN DESCRIPTION··································································· 13
IC BLOCK DIAGRAM ······································································ 16
CIRCUIT BOARDS··········································································· 17
TEST PROGRAM············································································· 21
INSPECTIONS·················································································· 23
SPECIFICATIONS ··········································································· 24
PANEL LAYOUT··············································································· 25
ERROR MESSAGES······································································· 26
INITIALIZE························································································· 27
MIDI DATA FORMAT······································································· 28
MIDI IMPLEMENTATION CHART················································· 37
PARTS LIST
OVERALL CIRCUIT DIAGRAM
19980301-198000
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