Casio Casiotone LK-S450

EN
LKS450-E-2A
USER’S GUIDE
LK
-
S450
Getting Ready to Play Preparing a Power
Supply
Connecting
Headphones (Option)
Connecting a Pedal
(Option)
Selecting a Musical
Instrument Tone
Changing the Pitch in
Semitone Units
(Transpose)
Fine Tuning (Tuning) Sustaining Notes After
Keyboard Keys Are
Released
Saving and Recalling a
Setup (MY SETUP)
Playing a Built-in Song Singing with Karaoke Using a Lesson to
Master Song Play
Linking with a Smart
Device (APP Function)
Configuring Settings Troubleshooting
Cove
r

Casio Casiotone LK-S450 Specifications

General

Keys	61
Polyphony	48
Rhythms	200
Display	LCD
Power Supply	AC adapter or 6 AA batteries
Dimensions	930 x 258 x 84 mm
Touch Response	3 sensitivity levels, off
Lesson Function	Yes
Metronome	Yes
MIDI	Yes
Amplifier Output	2.5W + 2.5W
Power Consumption	5.5W
Tones	600
Connectivity	USB, Audio In, Headphone Jack
Effects	Reverb, Chorus
Song Bank	160
Key Transpose	-12 to +12 semitones
Tuning Control	A4 = 415.5 – 465.9 Hz
Speakers	(13cm x 6cm) x 2
Sound Source	AHL Sound Source
Scales	17 preset scales

Summary

General Guide

Front Panel Overview

Explains the layout and functions of the keyboard's front panel controls and displays.

Back Panel Overview

Details the input/output jacks, ports, and power connections on the rear of the keyboard.

Getting Ready to Play

Preparing a Power Supply

Instructions for using the AC adapter or loading batteries for power.

Preparing the Music Stand

Guide to setting up the music stand by inserting its legs into the back of the keyboard.

Connecting Headphones (Option)

How to connect headphones to the PHONES/OUTPUT jack for private practice.

Connecting a Pedal (Option)

Instructions for connecting a pedal unit to the PEDAL jack for sustain and other functions.

Connecting a Commercially Available Microphone

Guide to connecting a dynamic microphone to the MIC IN jack.

Connecting the Wireless MIDI & audio adaptor (Option)

How to connect the optional adapter for Bluetooth MIDI and audio functionality.

Attaching a Strap (Commercially Available)

Instructions for securely attaching a strap to the digital keyboard using strap pins.

Operations Common to All Modes

Display Screen Contents

Explanation of the various elements and information displayed on the LCD screen.

Home Screen

The main screen for tone selection and accessing various settings.

5 buttons

Details the context-sensitive operations assigned to the five buttons below the display.

Changing the Button Long-press Time

Procedure to adjust the duration required for a button to register a long press.

Dial Operations

Explanation of how to use the rotary dial for selecting values and items.

Selecting a Function from a Menu

Step-by-step guide to navigating and selecting functions from the menu.

Disabling Keyboard Lighting

Instructions on how to turn off the keyboard's key illumination feature.

Inputting Characters

Procedures for entering text for naming setups and files.

Playing on the Keyboard

Turning Power On or Off

Steps for powering the digital keyboard on and off.

Auto Power Off

How to disable the function that automatically turns off power.

Power-On Alert

Procedure to disable the alert that reminds you the power is on.

Adjusting the Volume Level

How to control the main output volume using the VOLUME knob.

Using the Metronome

Guide to using the metronome for tempo practice.

Changing Microphone Reverb Depth (MIC Reverb)

Adjusting the depth of reverb applied to microphone input.

Listening to Demo Play

How to play the keyboard's built-in demonstration songs.

Controlling the Sound of a Performance

Selecting a Musical Instrument Tone

How to choose from the keyboard's wide variety of instrument sounds.

Playing with Touch Response

Adjusting how key pressure affects tone volume for expressive playing.

Using a Pedal

How to assign and use pedal functions like sustain or sostenuto.

Sustaining Notes After Keyboard Keys Are Released

How to enable and adjust the sustain effect for notes.

Playing with Reverb

Adding reverberation effects to enhance the sound.

Adding Chorus Effect to a Tone

Applying chorus effects to add depth and breadth to notes.

Playing with Expanded Sound (Surround)

Enabling the surround effect for a more immersive sound.

Layering and Splitting Tones

Combining or splitting the keyboard into multiple sound layers or ranges.

Changing Volume Balance (Keyboard Play vs. Rhythm Play)

Adjusting the volume mix between keyboard and rhythm parts.

Changing Pitch in Octave Units (Octave Shift)

Raising or lowering pitch in octave increments for different parts.

Changing Pitch in Semitone Units (Transpose)

Raising or lowering the overall pitch in semitone steps.

Fine Tuning (Tuning)

Adjusting the overall pitch frequency of the A4 note.

Changing Keyboard Scale Tuning

Applying different musical scales for tuning (e.g., equal, Pythagorean).

Using the Equalizer

Adjusting sound frequencies to boost or cut specific components.

Saving and Recalling a Setup (MY SETUP)

Saving to MY SETUP

How to save current keyboard settings (tone, rhythm, etc.) to memory.

Recalling a MY SETUP

How to load previously saved settings from memory.

Enabling MY SETUP Power On Recall

Setting to automatically recall saved settings when the keyboard is turned on.

Renaming a MY SETUP

How to change the name of a saved setup.

Deleting a MY SETUP

How to remove saved setups from memory.

Playing a Built-in Song

Using the SONG Function

Introduction to the features for playing built-in songs.

Starting or Stopping Song Play

Basic operations for starting and stopping song playback.

Skip Forward and Skip Back

Navigating through songs during playback using FF and REW buttons.

Changing a Songs Tempo (Speed)

Adjusting the playback speed of a song for practice.

Adjusting the Song Volume Level

Controlling the playback volume level of songs.

Changing the Keyboard Tone While a Song Playing

Selecting or changing the keyboard tone during song playback.

Selecting a Song on a USB Flash Drive

How to play MIDI files stored on a USB flash drive.

Matching the Keyboard Tone and Song Tone (Tone Sync)

Synchronizing the keyboard tone with the tone used in the song.

Practicing a Song Part (Part Off)

Turning off right-hand, left-hand, or both parts for practice.

Sounding a Count in Time with a Song

Setting up count-in options (Count or Pre-count) before song playback.

Increasing the Selection of Songs (User Songs)

Loading and playing user songs from USB flash drive memory.

Deleting a User Song

How to remove user songs from the keyboard's memory.

Specifying a Channel for an SMF User Song Karaoke Part

Setting MIDI channels for SMF karaoke songs.

Singing with Karaoke

Using Microphone for Karaoke Singing

Connecting and using a microphone to sing along with songs.

Specifying Channel for SMF User Song Karaoke Part

Setting MIDI channels for SMF user songs used in karaoke.

Using a Lesson to Master Song Play

Using the LESSON Function

Overview of the keyboard's lesson features to help master songs.

EASY Mode

Simplified lesson mode allowing any key press to match the music.

Lesson Step-by-step

Detailed guided lesson playback with timing and note guidance.

Challenge Mode for Performance Check

Evaluating your performance without guidance, followed by a score.

Looping Song Part for Practice (Loop Lesson)

Repeating specific sections of a song for focused practice.

Disabling Lesson Fingering Voice Guide

Turning off the voice prompts that guide fingering during lessons.

Disabling Note Sound Guide

Turning off the audible guidance for correct notes during lessons.

Disabling Performance Evaluation

Turning off the performance scoring feature at the end of lessons.

Playing with a Rhythm Backing

Using the Rhythms

Introduction to selecting and using the keyboard's built-in rhythm patterns.

Playing a Rhythm

How to start, stop, and play the selected rhythm patterns.

Changing the Tempo

Adjusting the speed (tempo) of the rhythm pattern.

Changing the Volume Level of a Rhythm

Adjusting the volume level of the rhythm accompaniment.

Changing the Keyboard Tone While a Rhythm is Playing

Selecting or changing the keyboard tone while a rhythm is active.

Using Recommended Rhythm Settings (One Touch Presets)

Applying preset tone and tempo settings suitable for a rhythm pattern.

Adjusting the Tempo by Tapping (Tap Tempo)

Setting the rhythm tempo by tapping the TAP TEMPO button.

Sounding Rhythm as You Use Tap Tempo

Starting rhythm playback based on the tapped tempo.

Changing the Rhythm Pattern

Switching between basic (V1) and variation (V2) rhythm patterns.

Inserting an Intro

Adding an introductory musical phrase before the rhythm plays.

Inserting an Ending

Adding an ending musical phrase to conclude the rhythm.

Inserting a Fill-in Phrase

Adding a short phrase to change the mood or accent a song.

Fingering a Chord to Play a Rhythm Accompaniment

Using chords to automatically generate bass and harmony accompaniment.

Selecting a Chord Fingering Mode

Choosing how chords are interpreted (e.g., CASIO CHORD, FINGERED).

Starting Rhythm Play when a Chord is Played (Synchro Start)

Automatically starting rhythm when a chord is played.

Configuring Rhythm Play to Stop Automatically when Chord Play is Stopped (Synchro Stop)

Automatically stopping rhythm when accompaniment keyboard keys are released.

Changing the Rhythm Pattern and the Fill-in Operation Type

Customizing rhythm pattern change and fill-in operation methods.

Disabling Automatic Setting of the Tempo and Pattern when a Rhythm is Selected

Turning off auto-application of recommended tempo and pattern for rhythms.

Increasing the Number of Rhythms (User Rhythms)

Loading user rhythms from a USB flash drive.

Chord Lookup (Chord Book)

Using the Chord Book

Overview of the feature to look up chord forms and structures.

Changing Root Note for Chord Lookup

Selecting the root note to specify the chord you want to look up.

Looking Up Chord Inversions

Displaying and understanding different chord inversions.

Recording Your Keyboard Play

Easy Keyboard Play Recording

Simple process for recording performances using tones and rhythms.

Changing Beat Setting for Recording

Setting the beat value (e.g., 1-16) for recording.

Sounding a Count While Recording

Adding count-in options (Count or Pre-count) before recording starts.

Recording Along with Song Part-off Playback

Recording practice sessions by playing along with song parts.

Deleting an Easy Recording

How to remove simple recordings made with Easy Recording.

Overdub Recording (Multi-track Recording)

Recording performances by layering tracks onto existing recordings.

Copying ToneRhythm Recording as Multi-track

Converting existing tone or rhythm recordings into multi-track format.

Muting a Multi-track Recording Track

Silencing individual tracks within a multi-track recording.

Adjusting Volume and Pan of Multi-track (Mixing)

Mixing multi-track recordings by adjusting track volume and pan.

Copying a Multi-track Recording

Duplicating entire multi-track recordings to different memory slots.

Deleting Multi-track Recordings

Removing one or more multi-track recordings from memory.

Copying Solo Track of Multi-track Recording

Extracting and copying individual tracks from multi-track recordings.

Deleting a Multi-track Recording Track

Removing a specific track from a multi-track recording.

Customizing the Home Screen (Home Customization)

Customizing the Home Screen Overview

Introduction to customizing the home screen's display and button functions.

Changing the Base Display

Selecting the default screen (Tone, Rhythm, or Tone/Rhythm) shown on startup.

Changing the Function of Each 5 Buttons

Assigning specific functions to the five context-sensitive buttons.

Preventing Playback Stop via HOME Press (PANIC Function)

Disabling the instant playback stop feature when HOME is pressed.

Configuring Settings

Setting Operation

General procedure for accessing and changing various keyboard settings.

Setting Item List

A comprehensive list of all configurable settings and their options.

Returning Settings to Initial Factory Defaults

Steps to reset the keyboard to its original factory default state.

Using a USB Flash Drive

USB Flash Drive Precautions

Important warnings and conditions to avoid when using USB flash drives.

Inserting and Removing USB Flash Drive

Procedures for correctly mounting and dismounting USB flash drives.

USB Flash Drive Formatting

How to format a USB flash drive to a compatible file system.

Saving Digital Keyboard Data to USB Flash Drive

Transferring data (setups, songs) from the keyboard to a USB drive.

Loading Data From USB Flash Drive to Digital Keyboard Memory

Transferring data (songs, setups) from a USB drive to the keyboard.

Deleting a USB Flash Drive File

How to remove files from a USB flash drive.

Renaming a File on a USB Flash Drive

Changing the name of files stored on a USB flash drive.

Connecting with External Devices

Linking with a Smart Device (APP Function)

Connecting the keyboard to smartphones and tablets via USB or Bluetooth.

Connecting to a Computer and Using MIDI

MIDI data exchange with a computer for recording and playback.

Using a Cable to Connect with an Audio Device

Connecting the keyboard to external speakers or amplifiers via audio cable.

Sounding Input From an External Device on This Digital Keyboard

Using the keyboard's speakers to play audio from external devices.

AUDIO IN center cancel (Vocal Cut)

Muting or minimizing the center channel (often vocals) of audio input.

Sounding a Bluetooth Audio Capable Device (Bluetooth Audio Pairing)

Pairing and playing audio from Bluetooth devices through the keyboard's speakers.

Deleting Bluetooth Audio Capable Device Pairing Registration

Removing previously registered Bluetooth device pairings.

Connecting with a Bluetooth MIDI Capable Device

Connecting MIDI devices wirelessly via Bluetooth.

Turning Off Bluetooth

Procedure to disable the Bluetooth function.

Reference

Troubleshooting

Lists common problems and their solutions, categorized by issue type.

Error Indicators

Explains error messages, their causes, and recommended actions.

Product Specifications

Technical details including dimensions, weight, power, and features.

Song List

A catalog of all built-in songs available on the instrument.

Tone List

A comprehensive catalog of all available instrument sounds (tones).

Rhythm List

A catalog of all available built-in rhythm patterns.

Drum Assignment List

Details the mapping of keyboard keys to specific drum sounds for each set.

Versatile Tone Map

Information on velocity-sensitive sounds for musical expression.

Home Customization 5 Buttons Function List

List of functions that can be assigned to the 5 buttons via Home Customization.

Fingering Guide

Illustrations and explanations of chord fingerings for different modes.

Chord Example List

Visual examples of various chords and their keyboard voicings.

MIDI Implementation Chart

Technical chart detailing MIDI messages transmitted and recognized by the keyboard.