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CTK-450
Casio CTK-450 User Manual
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— 9 —
IC
AND TRANSIST
OR LEAD IDENTIFICA
TIONS
LA4598
M5218APR
S-8053ANO
2SA854SR
2SC1740SQ
2SD1468SR
2SC3112B
2SD2008Q,R
EC
B
EB
C
Power GND
ch1 B.S.
ch1 OUT
VCC
ch1 N.F.
ch1 IN
D.C.
Pre GND
Standby
ch2 IN
ch2 N.F.
ch2 OUT
ch2 B.S.
1
2
3
4
5
6
7
8
9
10
11
12
13
EC
B
+
-
+
-
12
34
5
6
7
8
VCC
GND
— 13 —
14
16
Table of Contents
Table of Contents
2
Specifications
3
Disassemble Instructions
4
Block Diagram
5
Circuit Description
6
Key and Switch Matrix
6
Cpu (Msm6567-15)
7
Filter Block
8
Mute Circuit
8
Power Amplifier (LA4598)
9
Power Supply Circuit
10
Schematic Diagrams
11
Pcb View and Major Waveforms
12
M5508-Ma1M
13
Exploded View
14
IC and Transistor Lead Identifications
15
Parts List
16
4
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Casio CTK-450 Specifications
General
Brand
Casio
Model
CTK-450
Category
Electronic Keyboard
Language
English
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