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Casio
CTK-750 manual
1
1
30
30
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30 pages, 1.71 Mb
(with price)
CTK-750
ELECTRONIC KEYBOARD
R
CTK-750
Contents
Main
CONTENTS
SPECIFICATIONS
General
Electrical
REPLACING THE DSP (HG51A115A01FD)
3
BLOCK DIAGRAM
CIRCUIT DESCRIPTION
Page
Page
Page
Page
Page
~
Page
12
13
WIRING DIAGRAM
Red Blue
PR
M615T-KY2M
M615T-KY1M
Page
Page
Page
SCHEMATIC DIAGRAMS
Main PCB M5712-MA1M
Page
Page
Page
21
IC LEAD IDENTIFICATION AND INTERNAL DIAGRAM
UPD6376CX
1 2 3
TC74HC04AP M5218APR PC900V
S8053ANO
