Block Diagram - Casio PK-5 Service Manual

BLOCK DIAGRAM

KO0~KO6
CPU
Amplifier MSM6387-03
KI0~KI7
AN8053N
IC1
LSI1
Speaker
Keyboard
Switches
Oscillator
X1
Nomenclature of Keys
F#3 G#3 A#3 C#4 D#4 F#4 G#4 A#4 C#5 D#5 F#5 G#5 A#5
F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5 C6
— 2 —