Casio LK-55, LK-56 Troubleshooting

Troubleshooting

	Problem			Possible Cause	Action	See page
Key light stays on.				Keyboard is waiting for play of	1. Press the lit key to continue with	Pages
				the correct note during Step 1 or	Step 1 or Step 2 play.	E-28, 29
				Step 2 play.	2. Press the PLAY/STOP button to	Pages
					quit Step 1 or Step 2 play.	E-28, 29

Keys are lit though no sound is				Power on alert is reminding you	Press any button or keyboard key	Page E-16
being produced.				that power was left on without	to restore power to normal.
				any operation being performed.

When playing with another MIDI				Transpose or tuning is set to a	Use the SETTING button to display	Pages
instrument, keys or tunings do not				value other than 00.	the applicable setting screens and	E-48, 50
match.					set both transpose and tuning to
					00.

Cannot	record		Auto	Track other than Track 1 is selected	Use the track select buttons to select	Page E-42
Accompaniment or rhythm.				as the recording track.	Track 1. (Track 2 is melody track.)

When playing General MIDI data				Wrong SOUND RANGE SHIFT	Use the SETTING button to display	Page E-56
with a computer, playback notes				setting	the SOUND RANGE SHIFT screen
do not match those produced					and correct the setting.
when lit keys on the on-screen
keyboard guide are pressed.

Playing on the keyboard produces				The computer’s MIDI THRU	Turn off the MIDI THRU function	Page E-54
an unnatural		sound	when	function is turned on.	on the computer or turn off LOCAL
connected to a computer.					CONTROL on the keyboard.

Cannot	record		chord	ACCOMP MIDI OUT is turned	Turn on ACCOMP MIDI OUT.	Page E-55
accompaniment		data	on a	off.
computer.

Static noise when a microphone is				1. Use of a microphone that is a	1. Use a full metal shielded Cannon	Page E-32
connected.				different from the type that is	type microphone.
				recommended.
				2. Use of the microphone in the	2. Move the microphone away from	Page E-32
				vicinity of fluorescent lighting.	source of the static.

No microphone sound				1. Microphone volume setting is	1. Increase the microphone volume	Page E-32
				too low.	setting.
				2. Microphone on/off switch is set	2. Change the microphone on/off	Page E-32
				to OFF.	switch setting to ON.

E-60		642A-E-062A
LK55_e_59-63.p65	60	03.10.7, 5:30 PM

Contents

LK55/56-ES-1 NOTICE FCC WARNING Important Please note the following important information before using this product Before using the optional Safety Precautions Safety Precautions DANGER AC Adaptor Alkaline Batteries Batteries WARNING CAUTION Relocating the Product Cleaning Connectors •Areas subject to high humidity or large amounts of dust •In food preparation areas or other areas subject to oil smoke Display Screen Sound Volume Health Precaution Main Features Contents Connecting to a Computer or Other Using the Lesson Functions and Adjusting the Accompaniment Volume Using an Intro Pattern Using a Fill-inPattern with Synchro Starting Accompaniment with Deleting the Contents of General Guide General Guide NOTE ● SONG/PIANO BANK/RHYTHM CONTROLLER ● ADVANCED 3-STEPLESSON SYSTEM *1 Attaching the Score Stand Controller Indicators About the display Song Memory, and other functions with an octave up mark ().*2 *1 Received notes outside the range of C2 to C7 do not appear on the display This area shows fingerings and other finger information during Quick Reference To play an Etude or Concert Piece tune Power Supply To load batteries Important Battery Information To disable Auto Power Off To disable Auto Power Off and power on alert Settings Song Memory Contents Electrical Power Power Requirements Connections Connections Microphone Jack Accessories and Options Basic Operations To select a tone Polyphony Digital Sampling To turn the key light system on and off Practicing on the Piano To use the piano bank Playing a Built-inTune To set the tempo To pause playback 1Press the PAUSE button while a tune is playing to pause it To fast reverse To fast forward 1While a tune is playing or paused, hold down the To change the melody tone To play all tunes in succession 1 Press the TONE button 1 Press the SONG BANK button and PIANO BANK button at the same time Advanced 3-StepLesson 3-StepLesson Tune Types and Their Parts Key Lighting System Operation and Display Contents During 3-step Using Tone and Voice Guide 3-stepLesson Tempo Setting Dynamic Marks Evaluation Results Evaluation Mode Display Evaluation 1: Find out how the keyboard evaluates your Step 1 play Evaluation 2: Find out how the keyboard evaluates your Step 2 play To play back the practice phrase To practice the practice phrase To turn voice fingering guide on or off To start the metronome B ea t Using a Microphone for Sing Along Using the microphone jack To use a microphone for sing along Auto Accompaniment To select a rhythm P op R humb a Rh umBa To play a rhythm To use Auto Accompaniment CASIO CHORD FINGERED FULL RANGE CHORD Cdim Caug *1 Csus4 To insert an intro To insert a fill-in To insert the variation rhythm pattern To insert a fill-ininto a rhythm variation To use synchro start To finish with an ending pattern Song Memory Function SONG MEMORY Button Operation Selecting a Track To record to Track 1 using real-timerecording Track 1 Real-timeRecording Variations Track 1 Contents After Real-time Recording Memory Capacity P l a y No To record to Track 2 while playing back Track T r . De l To record to Track 2 without playing back Track Track 2 Contents After Real-time Keyboard Settings F r . Ho r n F r . Ho r n To split the keyboard and then layer tones To split the keyboard To transpose the keyboard To adjust the accompaniment volume About SETTING button To tune the keyboard MIDI MIDI Connections MIDI Channels SETTING Button GM MODE (Default: Off) KEYBOARD CHANNEL (Default: 1) Ke y b d Ch Na v i . Ch Ch o r d Page Sh i f t