Casio CPS-85 User Manual

CPS-85
CPS-85
ELECTRONIC KEYBOARD
POWER VOLUME
TRANSPOSE
OFF ON MIN MAX
F
#
GA BC D EAB C
#
EF
DIGITAL EFFECT TONE MEMORY
PIANO 1
PIANO 2
E. PIANO 1
E. PIANO 2
HARPSI-
CHORD
VIBRA-
PHONE
PIPE
ORGAN
JAZZ
ORGAN
STRINGS
SYNTH-
STRINGS
SELECT
SONG A
SONG B
RECORD STOP START
CONTROL DEMO
1 5 10152025

Casio CPS-85 Specifications

General

Keyboard	61 keys
Polyphony	32 notes
Tones	600
Reverb	10 types
Chorus	5 types
Demo Songs	10
Sound Source	AHL
Headphones	Yes
MIDI	Yes
Display	LCD
Power Supply	AC adapter
Speakers	12 cm x 2

Summary

System Specifications

General Keyboard and Tone Specifications

Details keyboard size, polyphony, tone count, tuning, effects.

Playback and Memory Features

Manual memory, recording, playback modes, and song capacity.

Connectivity and Audio Terminals

MIDI, speaker, and terminal specifications.

Block Diagram

Power Supply and Reset Circuits

Power Supply Circuit

Voltages generated and their operational purposes.

Reset Circuit Operation

Initialization process via reset IC and CPU power control.

Schematic Diagrams

Main PCB Schematics

Circuit diagram for the main PCB (JCM423-MA1M).

Sub PCB Schematics

Circuit diagrams for sub PCBs (JCM423-MA2M/MA3M/MA4M).

Exploded View

Internal Component Layout

Visual representation of the instrument's internal parts.

Parts List

Component Identification

List of all parts with codes, names, and specifications.