Casio CTK-4200 - General Guide; Keyboard Layout and Control Overview

CTK-4200
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PCB INFORMATION
M822-MDA1
M802-KYA2
M828-PSA1
M802-KYA1
Classifi cation Parts Name PCB Name Components
Main PCB PCB UNIT/MAIN M822-MDA1
MPU, SRAM (4 Mbit),
Flash Memory (128 Mbit),
Power Supply Circuit, Filter,
SUSTAIN/ASSIGNABLE Jack, USB Port
Sub PCB BACK LIGHT UNIT M828-PSA1
Power Supply Circuit, Power Ampli er,
Filters, LCD Controller/Driver,
Button Controller, LCD, Buttons,
Power Switch, Main Volume,
DC 9.5 V Terminal, AUDIO IN Jack,
PHONES/OUTPUT Jack
Keyboard PCB PCB UNIT/KYA
M802-KYA1
Keyboard
M802-KYA2