— 5 —PRINTED CIRCUIT BOARDSMain PCB M705-MA1MTop ViewBottom View

Specifications

Block Diagram

Circuit Description

Printed Circuit Boards

Disassembly

Diagnostic Program

Schematic Diagrams

Exploded View

Parts List

Casio CTK-691 Service Manual

Controller Block

Sound Source Common Sub-blocks

Different Operations Depending on Part Mode

Polyphonic Key Pressure

Bank Select (00H)

Volume (07H)

General Use Controllers 1 through 8 (10H through 13H, 50H through 53H)

Sostenuto (42H)

Envelope Attack Time (49H)

Vibrato Rate (4CH)

Reverb Send (5BH)

Filter Resonance

Drawbar Organ Click

Percussion Decay Time

Fine Tune

Null

Mode Message

Program Change

Active Sensing

Master Balance

Reverb Parameter

GM System Message

GS Message

Format

Message Structures

cat : Category

prm : Parameter ID

index Parameter Index Number

data Parameter Data

sum Check Sum

Parameter Operations

One-way Protocol Communication Flow

Command Parameters

Data Management Command Parameter List

Command Parameter List

Patch Parameter

Patch Part Parameter List

Wave Data Parameters

Song Data Parameter

Rhythm Data Parameters

SMF Data Parameters

User Tone Parameter Set

User Drum Parameter Set

User Instrument Parameter Set

User DSP Parameter Set

User Rhythm Pattern

User Drawbar Parameter Set

SMF Parameter Set

DSP Algorithm List (Single Effect)

Algorithm 06 (06H) : Compressor

Algorithm 14 (0EH) : Ring Modulator

Algorithm 22 (16H) : 3-Tap Delay

DSP Algorithm List (Multi Effect)

Algorithm M05 (25H) : Multi05

Algorithm M11 (2BH) : Multi11

Algorithm M16 (30H) : Multi16

Algorithm M22 (36H) : Multi22

Algorithm M27 (3BH) : Multi27

Setting Value Table

Reverb Type Setting Value Table

Equalizer Gain Setting Value Table

binary notation

CTK-691

Safety Precautions

Introduction

General Guide

Attaching the Score Stand

Playing a Demo Tune

About the display

Power Supply

Using the AC Adaptor

Auto Power Off

Connections

accessories and options

Basic Operations

PIANO SETTING Button

Using the Drawbar Organ Mode

To select a drawbar organ tone

Parameter Details

To save an edited drawbar organ tone

Tones

applying effects to tones

DSP Button

Selecting CHORUS

Using the Equalizer

Auto Accompaniment

Selecting a Rhythm

Using Auto Accompaniment

Using an Intro Pattern

Using a Rhythm Variation

Using One-touch Preset

Adjusting the Accompaniment Volume

Mixer Function

Turning Channels On and Off

How Parameters Work

effect parameters

Synthesizer Mode

Creating a User Tone

Storing a User Tone In Memory

Registration Memory

To Save a Setup in Registration Memory

To Recall a Setup from Registration Memory

Song Memory Function

Basic Song Memory operations

Mixer Mode Settings

Playing Back from Song Memory

Recording Multiple Tracks

Track contents after real-time recording

Correcting Mistakes While Step Recording

Editing Memory Contents

Editing a Song

Keyboard Settings

Using Split

Using Layer and Split Together

Transposing the Keyboard

Tuning the Keyboard

Changing Other Settings

Player

using the smf player

Playing Back an SMF

MIDI

Sending and Receiving MIDI Messages

Using the Data Download Service

Troubleshooting

Care of your Instrument

DSP Algorithm List

Appendix

Drum Assignment List

Rhythm List

Fingered Chord Chart

Effect List


Contents Specifications Block Diagram Circuit Description Printed Circuit Boards Disassembly Diagnostic Program Schematic Diagrams Exploded View Parts List	— 5 —PRINTED CIRCUIT BOARDSMain PCB M705-MA1MTop ViewBottom View Previous Next / 28