Casio LK-50 User Manual (English)

Other manuals for Casio LK-50

Specifications2 pages

Function Guide7 pages

Quick Reference Guide1 page

Troubleshooting1 page

General Guide2 pages

Song Bank Guide2 pages

Manual2 pages

Midi Guide5 pages

3-Step Lesson Guide3 pages

Basic Operations2 pages

Connections1 page

Auto Accompaniment Guide4 pages

Settings Guide3 pages

Power Supply Guide2 pages

Questions and Answers:

M
Mr. Bryan ClarkAug 15, 2025
Why is there no sound from my Casio LK-50 Electronic Keyboard?
- J
  James PattersonAug 15, 2025
  If there is no sound from your Casio Electronic Keyboard, here are a few things to check: * Ensure the AC adaptor is correctly attached, the batteries are correctly installed (+/–), and the batteries are not dead. * Make sure the power is turned on by pressing the POWER button. * Increase the volume using the VOLUME slider. * Ensure the MODE switch is set to NORMAL, not CASIO CHORD or FINGERED. * Turn on LOCAL CONTROL. * Adjust VOLUME and EXPRESSION parameters if MIDI data has changed them to 0.
M
Michael ColeAug 18, 2025
What to do if Auto Accompaniment does not sound on Casio LK-50 Electronic Keyboard?
- G
  Gary SalazarAug 18, 2025
  If the Auto Accompaniment does not sound on your Casio Electronic Keyboard, use the ACCOMP VOLUME button to increase the volume. It might be set to 000.
U
ujamesAug 21, 2025
What to do if key light stays on my Casio LK-50?
- Z
  zholdenAug 21, 2025
  If a key light stays on your Casio Electronic Keyboard, the keyboard may be waiting for you to press the correct note during Step 1 or Step 2 play. You can: 1. Press the lit key to continue with Step 1 or Step 2 play. 2. Press the START/STOP button to quit Step 1 or Step 2 play.
P
peter89Aug 25, 2025
What to do if my Casio Electronic Keyboard keys are lit but no sound is being produced?
- J
  Jordan PetersenAug 25, 2025
  If the keys are lit but no sound is produced on your Casio Electronic Keyboard, the power on alert may be reminding you that the power was left on without any operation being performed. Press any button or keyboard key to restore power to normal.
C
Christine SotoAug 27, 2025
Why does sound output not change when key pressure is varied on Casio Electronic Keyboard?
- P
  Paul Mitchell DDSAug 28, 2025
  If the sound output does not change when key pressure is varied on your Casio Electronic Keyboard, the touch response may be turned off. Press the TOUCH RESPONSE button to turn it on.
M
Mrs. Deanna BurnsAug 30, 2025
What to do if I cannot record Auto Accompaniment or rhythm on Casio LK-50?
- J
  jeromejohnsonAug 30, 2025
  If you cannot record Auto Accompaniment or rhythm on your Casio Electronic Keyboard, use the track select buttons to select Track 1. Track 2 is the melody track.
V
veronicabartonSep 2, 2025
What to do if playing on the Casio LK-50 produces an unnatural sound when connected to a computer?
- S
  Shannon RiveraSep 2, 2025
  If playing on the keyboard produces an unnatural sound when connected to a computer, the computer’s MIDI THRU function might be turned on. Turn off the MIDI THRU function on the computer or turn off LOCAL CONTROL on the keyboard.

Casio LK-50 Specifications

General

Brand	Casio
Model	LK-50
Number of Keys	61
Key Lighting System	Yes
Touch Response	No
Polyphony	12
Built-in Voices/Tones	100
Built-in Rhythms	50
Built-in Songs	10
Lesson Function	Yes
Display	LCD
Connectivity	MIDI
Power Source	Batteries or AC adapter

Summary

FCC Compliance and Warnings

FCC Warning

Modifications not approved by the compliance party can void user authority to operate the equipment.

Welcome and Important Notes

Battery Replacement Indicators

Lists symptoms indicating the need to replace batteries or use alternate power sources for optimal performance.

Main Features

137 Tones

Extensive sound library from orchestra instruments to synthesized sounds and drum kits.

100 Rhythms

Wide variety of rhythms covering rock, pop, jazz, and various musical styles.

Auto Accompaniment

Automatically generates backing parts (rhythm, bass, chords) based on specified chords.

100 Built-in Tunes

Feature to play along with pre-recorded songs by muting the melody line.

Key Light System with 3-Step Lesson

Interactive learning system where keys light up to guide note playing in three progressive stages.

Informative Display

Large display showing fingerings, key presses, and musical notation for guidance.

Memory Function

Allows recording up to two musical parts for playback or ensemble performance.

General MIDI Compatibility

Enables connection to computers for music production and playback of MIDI files.

MIDI Message Key Lighting

Keys can illuminate in response to incoming MIDI messages from external software.

Safety Precautions

Understanding Safety Symbols

Explains the meaning of cautionary symbols like WARNING, CAUTION, and prohibition marks.

AC Adaptor Handling Safety

Crucial guidelines for safe use of the AC adaptor to prevent fire, shock, or malfunction.

Instrument Placement and Object Safety

Warnings against placing the instrument on unstable surfaces or allowing liquids/objects inside.

Foreign Object Procedure

Step-by-step instructions for handling situations where foreign objects enter the instrument.

Continued Safety and Handling

Instrument Integrity and Malfunction Warnings

Prohibits modification and outlines actions for abnormalities, smoke, or odor.

Dropped Instrument Response

Actions to take if the instrument is dropped or damaged to prevent further risk.

Child Safety: Bag Hazard

Warning concerning suffocation risk from plastic bags, especially for young children.

Battery and AC Adaptor Care

Detailed safety advice on battery installation, handling, and AC adaptor unplugging.

Safe Instrument Transport

Guidelines for safely moving the instrument, ensuring power and connections are secured.

Instrument Care and Environment

Cleaning and Maintenance

Instructions for cleaning the instrument using a damp cloth and mild detergent.

Location and Environmental Guidelines

Advice on ideal placement to avoid humidity, dust, heat, and chemicals.

LCD Display Handling Precautions

Warnings regarding impact, liquid exposure, and contact with the LCD screen.

Physical Interaction and Stand Safety

Discourages climbing on the instrument or stand to prevent falls and injuries.

Optional Stand Installation

Emphasizes correct assembly and secure fastening of the optional keyboard stand.

Environmental Operation Conditions

Guidance on avoiding extreme temperatures and direct sunlight for optimal display and operation.

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Casio LK-50 User Manual

Table of Contents