Casio Lk90tv Instruction Manual

E-19
Polyphony
The term polyphony refers to the maximum number of notes
you can play at the same time. The keyboard has 32-note
polyphony, which includes the notes you play as well as the
rhythms and auto-accompaniment patterns that are played
by the keyboard. This means that when a rhythm or auto-
accompaniment pattern is being played by the keyboard, the
number of notes (polyphony) available for keyboard play is
reduced. Also note that some of the tones offer only 16-note
polyphony.
•When rhythm or...

E-20
Using the PIANO BANK Button
Pressing the PIANO BANK button provides instant access to
piano tones and piano tune selection.
Initial Piano Bank Setting
Tone: 000 Stereo Piano
To use the piano bank
1Press the PIANO BANK button.
2Now try playing something on the keyboard.
•The notes you play sound with a piano tone.
3If you want to playback the built-in tune, press the
PLAY/STOP button.
•This causes the currently selected tune to play in an
endless loop.
•To stop playback, press the PLAY/STOP button...

E-21
Playing a Built-in Tune
Your keyboard comes with a total of built-in 100 tunes. You
can play back built-in tunes for your own listening pleasure,
or you can use them for practice and even sing-along. Built-
in tunes are divided between the two groups described below.
•Song Bank/Sing Along Group: 65 tunes for one-hand play
The tunes in this group are Auto Accompaniment tunes. If
you connect a microphone to the keyboard and enter the
Sing Along Mode*, you can sing along with the built-in
tune.
* The...

E-22
Playing a Built-in Tune
To play back a Piano Bank tune
1Find the tune you want to play in the PIANO BANK
List, and note its number.
•See page A-9 for the Piano Bank List.
2Press the PIANO BANK button to specify the Piano
Bank group.
NOTE
•Pressing the PIANO BANK button changes the tone to
stereo piano (Tone Number 000).
3Use the number buttons to input the two-digit tune
number you looked up in step 1.
Example: To select tune number 07 (Ode To Joy), input
0 and then 7.
NOTE
•Tune Number 00 is the...

E-23
Playing a Built-in Tune
To pause playback
1Press the PAUSE button while a tune is playing to
pause it.
2Pressing the PAUSE button again resumes play from
the point where it was paused.
To fast reverse
1While a tune is playing or paused, hold down the
REW button to skip in a reverse direction at high
speed.
•The fast reverse operation skips back one measure at
a time.
•The measure and beat numbers on the display change
while the fast reverse operation is being performed.
2Releasing the REW button...

E-24
Playing a Built-in Tune
To change the melody tone
1Press the TONE button.
2Find the tone you want in the TONE List, and then
use the number buttons to input its three-digit
number.
Example: To select “057 VIOLIN”, input 0, then 5, then
7.
•You can select any one of the keyboard’s 264 built-in
tones.
NOTE
•You can also use the [+] and [–] buttons to change the
melody tones.
•For two-hand tunes (Piano Bank tunes), the same tone
is applied for both the left and right hand parts.
•Specifying the tune...

E-25
Lesson Parts
3-Step Lesson lets you practice the right-hand part, left-hand
part, or the parts for both hands.
VIDEO OUT Jack
Connect the keyboard to a TV equipped with a video input
jack and you can view lesson information on your TV screen.
•See “VIDEO OUT Jack” on page E-17 for information.
Key Lighting System Operation and
Display Contents During 3-step
Lesson Play
Whenever you select an Auto Accompaniment tune for 3-
step lesson play, the key lighting system shows you which
keys to press, while...

E-26
Advanced 3-Step Lesson
Example:When play requires pressing keys with fingers 3, 2,
and then 1
Flash Next note
Current note
Lit
FlashLit
Flash 1st Note 2nd Note 3rd Note
Lit
Key light
NOTE
•Note length is not indicated when you are using two-
hand tunes with 3-step lesson Steps 1 and 2. As soon
as you press a lit key, it goes out and the next key to be
played starts to flash.
•Note length is indicated by the key light system when
you use a two-hand tune with Step 3. In this case, the
next key to be...

E-27
Indicators
Advanced 3-Step Lesson
Al ohaOe
Fingering
Indicator appears Note pitch
“****” : indicates that the Evaluation Mode was exited
before an evaluation result could be obtained.
NOTE
•If your play is flawless, the message “Perfect!” appears
before the evaluation result.
•If you press the PLAY/STOP button and interrupt the
Evaluation Mode part way through, the monitor screen
shows the evaluation points you have accumulated up
to that point. In this case, the keyboard does not display
a message...

E-28
Indicator appears
Advanced 3-Step Lesson
Br av! o
Al ohaOe
Fingering
Indicator appears
Indicator appears
Evaluation 1:  Find out how the
keyboard evaluates your Step 1 play.
Use the SCORING 1 button to check the evaluation of your
play in Step 1.
1Press the SCORING 1 button.
•This causes the SCORING 1 indicator to appear on
the display.
•A count beat sounds and then evaluation mode starts.
2Play in accordance with the guidance on the
monitor screen and as told by the voice.
•To stop evaluation,...