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Casio LK-92TV User Manual

Casio LK-92TV
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E-62
Troubleshooting
No keyboard sound
Any of the following symptoms
while using battery power.
Auto Accompaniment does not
sound.
Sound output does not change
when key pressure is varied.
Key light stays on.
Keys are lit though no sound is
being produced.
Cannot record Auto
Accompaniment or rhythm.
Problem Possible Cause See pageAction
(1) Power supply problem.
(2) Power is not turned on.
(3) Volume setting is too low.
(4) The MODE switch is in the
CASIO CHORD or FINGERED
position.
(5) LOCAL CONTROL is off.
Low battery power
Accompaniment volume is set to
000.
Touch response is turned off.
Keyboard is waiting for play of
the correct note during Step 1 or
Step 2 play.
Power on alert is reminding you
that power was left on without
any operation being performed.
Track other than Track 1 is selected
as the recording track.
Pages
E-13, 14
Page E-18
Page E-18
Page E-34
Page E-52
Pages
E-13, 14
Page E-49
Page E-48
Pages
E-27, 28
Pages
E-27, 28
Page E-15
Page E-44
(1) Correctly attach the AC
adaptor, make sure that
batteries poles (+/) are facing
correctly, and check to make
sure that batteries are not dead.
(2) Adjust the POWER button to
turn on power.
(3) Use the MAIN VOLUME slider
to increase volume.
(4) Normal play is not possible on
the accompaniment keyboard
while the MODE switch is set
to CASIO CHORD or
FINGERED. Change the MODE
switch setting to NORMAL.
(5) Turn on LOCAL CONTROL.
Replace the batteries with a set of
new ones or use the AC adaptor.
Use the FUNCTION button to
increase the volume.
Press the FUNCTION button to
turn it on.
Press the lit key to continue with
Step 1 or Step 2 play.
Press the PLAY/STOP button to
quit Step 1 or Step 2 play.
Press any button or keyboard key
to restore power to normal.
Use the track select buttons to select
Track 1. (Track 2 is melody track.)
Dim power supply indicator
Instrument does not turn on
Dim, difficult to read display
Abnormally low speaker/headphone volume
Distortion of sound output
Occasional interruption of sound when playing at high volumes
Sudden power failure when playing at high volumes
Dimming of the display when playing at high volume
Continued sound output even after you release a key
A totally different tone may sound
Abnormal rhythm pattern and demo tune play
Abnormally low microphone volume
Distortion of microphone input
Dim power supply indicator when a microphone is used
Sudden power failure when using the microphone
Dimming of keyboard lights when notes sound
Loss of power, sound distortion, or low volume when playing from a connected computer
649A-E-064A
LK90TV_e_62-65.p65 04.8.18, 4:46 PM62

Table of Contents

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Casio LK-92TV Specifications

General IconGeneral
BrandCasio
ModelLK-92TV
CategoryElectronic Keyboard
LanguageEnglish

Summary

Safety Precautions

Symbols and Meanings

Explanation of warning symbols used in the manual and on the product.

Symbol Examples

Illustrations and explanations of common safety symbols.

General Safety Warnings

Covers DANGER/WARNING/CAUTION for batteries, AC adaptor, smoke, and disassembly.

Product Handling Precautions

Guidelines for dropping, plastic bags, product stability, and cleaning.

Operational Environment and Health Precautions

Advice on location, sound volume, health, heavy objects, and stand assembly.

Main Features

Advanced 3-Step Lesson System

A system for practicing tunes at your own pace with performance grading.

Song Memory Function

Record and playback lessons or performances.

SmartMedia Card Slot

Functionality for loading SMF data for lessons and sing-along.

General Guide

Keyboard Layout Overview

Identification of main buttons, controls, and features on the keyboard.

Rear Panel Connections

Description of input/output jacks and ports on the keyboard's rear panel.

Quick Reference

Playing the Keyboard

Step-by-step guide to powering on and playing basic tunes.

Playing Built-in Tunes

Steps for selecting and playing tunes from the Song and Piano Banks.

Power Supply

Using Batteries

Instructions for loading and replacing AA-size batteries.

Using the AC Adaptor

Guidelines for safely connecting and using the specified AC adaptor.

Auto Power Off Function

Explanation of the auto power-off feature and how to disable it.

Connections

Phones/Output Jack

Connecting headphones, audio equipment, or amplifiers.

USB Port

Information on connecting the keyboard to a computer via USB.

Microphone Jack

Connecting a microphone for sing-along features.

Basic Operations

Playing the Keyboard

Fundamental steps to turn on and play the keyboard.

Selecting a Tone

Procedure for choosing from the 264 built-in tones.

Key Light System Control

How to turn the key lighting system on and off.

Practicing on the Piano

Using the PIANO BANK Button

Accessing piano tones and tunes quickly via the PIANO BANK button.

Playing Built-in Tunes

Playing Song Bank Tunes

Steps to select and play tunes from the Song Bank.

Playing Piano Bank Tunes

Steps to select and play tunes from the Piano Bank.

Adjusting Tune Tempo

How to change the playback speed of tunes.

Advanced 3-Step Lesson

Lesson Structure and Progress

Overview of the three steps and how progress is tracked.

Evaluation Mode Explained

How the keyboard evaluates performance and provides feedback.

Using the Metronome

Utilizing the built-in metronome for rhythm practice.

Using a Microphone for Sing Along

Connecting the Microphone

How to connect a microphone to the MIC IN jack.

Using Sing Along Mode

Steps to select songs and sing along with accompaniment.

Auto Accompaniment

Selecting a Rhythm

Procedure for choosing from 120 available rhythms.

Using Auto Accompaniment

How to use chord accompaniment with rhythms.

FINGERED Chord Details

Information on playing 15 FINGERED chord types.

Song Memory Function

Parts and Tracks

Understanding how data is recorded for lessons and performances.

Lesson Recording

Recording keyboard play for practice with built-in tunes.

Performance Recording

Recording real-time keyboard play with accompaniment.

Keyboard Settings

Using Layer Function

How to play two tones simultaneously with a single key press.

Using Split Function

Assigning different tones to the left and right ends of the keyboard.

Transposing the Keyboard

Changing the overall key of the keyboard in semitone units.

Connection to a Computer

Connecting to a Computer

Overview of connecting the keyboard to a PC via USB.

MIDI Messages Explained

Overview of MIDI messages sent/received via USB.

Using a SmartMedia Card

Getting Ready for SmartMedia

Essential steps before using a SmartMedia card.

Formatting a SmartMedia Card

Procedure to format the card for keyboard use.

Reading SmartMedia Card Data

How to select and play/sing along with SMF data.

SmartMedia Card Error Messages

List of potential errors and their solutions.

Troubleshooting

No Keyboard Sound Issues

Troubleshooting steps for when the keyboard produces no sound.

Battery Power Symptoms

Diagnosing issues related to low battery power.

Card Recall Issues

Troubleshooting problems with recalling data from cards.

Specifications

Keyboard and Tone Specifications

Details on keys, tones, rhythms, polyphony, and auto accompaniment.

Power Supply and Speaker Output

Specifications for power source, battery life, and speaker output.

Care of Your Keyboard

Environmental Precautions

Advice on avoiding heat, humidity, direct sunlight, and extreme temperatures.

Cleaning Instructions

Recommended method for cleaning the keyboard.

Appendix

Tone List / Note Table

Comprehensive list of tones, their numbers, and characteristics.

Rhythm List

Categorized list of all 120 available rhythm patterns.

Fingered Chord Chart

Diagrams showing fingerings for various chords in Fingered mode.

MIDI Communication via USB

Transmitted and Recognized Messages

Overview of MIDI message types and their transmission status.

MIDI Message Categories

Details on Basic Channel, Mode, Note Number, Velocity, and After Touch messages.

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