Casio K43 Instruction Manual

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MIDI
What is MIDI?
The letters MIDI stand for Musical Instrument Digital 
Interface, which is the name of a worldwide standard for 
digital signals and connectors that makes it possible to
exchange musical data between musical instruments and 
computers (machines) produced by different manufacturers. 
MIDI compatible equipment can exchange keyboard key
press, key release, tone change, and other data as messages. 
Though you do not need any special knowledge about MIDI 
to use this keyboard as a...

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NOTE ON/OFF
This message sends data when a key is pressed (NOTE ON) 
or released (NOTE OFF).
A NOTE ON/OFF message includes a note number (to 
indicate note whose key is being pressed or released) and 
velocity (velocity=100 when the volume value of this unit is
9 to 2, and velocity=75 when the volume value is 1 or 0). 
NOTE ON velocity is always used to determine the relative 
volume of the note. This keyboard does not receive NOTE
OFF velocity data. 
Whenever you press or release a key on this...

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Sound SourceMIDI OUT
Sound Source
MIDI THRU
MIDI OUTMIDI IN
MIDI IN
MIDI OUT
LOCAL CONTROL Off
Notes played on the keyboard are output as MIDI messages 
from the MIDI OUT terminal, but not sounded directly by 
the internal sound source. The MIDI THRU terminal of the 
connected device can be used to return the MIDI message
and sound it on this keyboard ’s sound source.
T o  turn of f LOCAL  CONTROL/T o turn on GM
mapping
1.While in any mode besides the Song Bank Mode 
(indicated when the SONG BANK...

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Technical Reference
Troubleshooting
Be sure to check the following table whenever you experience problems with keyboard operation.
CauseSymptom Action
• No sound when keyboard keys 
are pressed.
•Any of the following symptoms 
while using battery power.
•Key light stays on. 1. Power supply problem. 
2. Volume setting is too low. 
3. Headphones are plugged into
the keyboard.
4. The POWER/MODE selector is
in the CASIO CHORD or 
FINGERED position.
5. Tone  “99 PERCUSSION ” is
selected and you are...

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CauseSymptom Action
•Power on alert is telling you that 
power is left on.
•Keyboard is in the Song Bank 
Mode.
•Keyboard is in the Song Bank 
Mode.
• Demo tune play is in progress.
•MIDI cables are not connected 
properly.
•The computer ’s MIDI THRU
function is turned on.
1. Use of a microphone that is a
different from the type that is 
recommended.
2. Use of the microphone in the
vicinity of fluorescent lighting.
1. Microphone volume setting istoo low.
2. Microphone on/off switch is set to OFF. •...

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Model:LK-43/LK-44/LK-45/LK-46
Keyboard:61 standard-size keys; 5 octaves
Key Light System:Can be turned on and off (up to 4 keys can be lit at the same time)
Tones:100 presets
Polyphony:12 notes maximum
3-Step Lesson System:Number of simultaneosly lit keys; 4 
3-Steps
Playback: 1 tune repeat playback 
Voice Fingering Guide: On/Off
Auto-accompaniment Rhythm patterns: 50 presets 
Tempo: Adjustable, (216 steps, 
 = 40 to 255), initial value; 120
Chords: Two systems; CASIO CHORD, FINGERED 
Other: Fill-in...

E-35640A-E-037A
Avoid heat, humidity or direct sunlight.
Do not overexpose the instrument to direct sunlight, or place 
it near an air conditioner, or in any extremely hot place.
Do not use near a TV or radio.
This instrument can cause video or audio interference with
TV and radio reception. If this happens, move the instrument
away from the TV or radio.
Do not use lacquer, thinner or similar chemicals
for cleaning.
Clean the keyboard with a soft cloth dampened in a weak
solution of water and a neutral...

Appendix/Apéndice
GM T one Map List
Lista de asignaciones de sonido GM
00 GRAND PIANO01 BRIGHT PIANO02 HONKY-TONK
03 E GRAND PIANO04 ELEC PIANO 105 ELEC PIANO 2
06 ELEC PIANO 307 ELEC PIANO 408 HARPSICHORD
09 CLAVI10 ELEC ORGAN 111 ELEC ORGAN 2
12 ELEC ORGAN 313 ELEC ORGAN 414 CHURCH ORGAN
15 PIPE ORGAN16 REED ORGAN17 ACCORDION
18 BANDONEON19 HARMONICA20 NYLON STR GT
21 STEEL STR GT22 JAZZ GUITAR23 CLEAN GUITAR
24 MUTE GUITAR25 DIST GUITAR26 ACOUSTIC BASS
27 ELEC BASS28 SLAP BASS29 BANJO
30 VIOLIN31...

Rhythm ListLista de ritmos
POPS
00 CLUB POP 
01 FUNKY POP
02 SOUL BALLAD
03 POP BALLAD
04 LITE POP
05 16 BEAT FUNK
06 8 BEAT POP
07 POP ROCK
08 DANCE POP
09 POP FUSION
10 FOLKIE POP
ROCK
11 ROCK WALTZ 
12 SLOW ROCK
13 SOFT ROCK
14 50 ’S ROCK
15 60 ’S SOUL
16 4 BEAT ROCK
17 ROCK
18 TWIST
19 NEW ORLNS R&R
20 R&B
JAZZ/FUSION
21 BIG BAND 
22 SWING
23 FOX TROT
24 JAZZ WALTZ
25 LATIN FUSION
DANCE/FUNK
26 TECHNO 
27 TRANCE
28 DISCO
29 FUNK
30 RAP
EUROPEAN
31 POLKA 
32 MARCH
33 WALTZ
34 SLOW WALTZ
35 TANGO...

Fingered Chord ChartsCuadros de acordes digitados
This table shows the left-hand fingerings (including inverted forms) f\
or a number of 
often-used chords. 
Esta tabla muestra las digitaciones (incluyendo las formas invertidas)\
 para varios de 
los acordes m ás a menudo usados.
640A-E-076AA-3
1
2
3
4
5
: Left hand finger
numbers
:N úmeros de los
dedos de la mano 
izquierda