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Casio CTK-450

Casio CTK-450
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CTK-450
ELECTRONIC KEYBOARD
R
CTK-450
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Casio CTK-450 Specifications

General IconGeneral
BrandCasio
ModelCTK-450
CategoryElectronic Keyboard
LanguageEnglish

Summary

Specifications

General Specifications

Key technical specifications including number of keys, polyphony, tones, rhythms, and dimensions.

Electrical Specifications

Electrical characteristics such as current drain, volume, output levels, and operating voltage.

Disassemble Instructions

Disassembling Keyboard PCBs

Step-by-step guide for safely removing keyboard printed circuit boards from the casing.

Reassembling Keyboard PCBs

Instructions for correctly reinstalling keyboard PCBs, ensuring proper alignment and connection.

Block Diagram

Circuit Description

Key and Switch Matrix

Explanation of the key matrix and switch scanning mechanism used for input detection.

CPU (MSM6567-15) Overview

Description of the Central Processing Unit, its role in sound generation, and memory functions.

Filter Block Function

Details the function of the filter block in smoothing audio waveforms.

Mute Circuit Function

Explains the operation of the mute circuit for noise reduction.

CPU Pin Functions (MSM6567-15)

Filter Block Detailed Schematic

Mute Circuit Detailed Schematic

Power Amplifier (LA4598) Details

Power Supply Circuit Operation

Schematic Diagrams Overview

PCB Component Identification and Waveforms

Circuit Schematics and Voltage Checks

Exploded View of Assembly

IC and Transistor Lead Identifications

Parts List

Mechanical Parts and Screws List

Casio Service Contact Information

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