Casio Lk 280 User Guide

English
E-9
Getting Ready to Play
Either an AC adaptor or batteries can be used to power this 
Digital Keyboard. Normally, use of AC adaptor power is 
recommended.
 The AC adaptor does not come with this Digital Keyboard. 
Purchase it separately from your retailer. See page E-3 for 
information about options.
Make sure that you use only the AC adaptor specified for this 
Digital Keyboard. Use of a different type of AC adaptor can 
cause malfunction.
 Be sure to turn off Digital Keyboard power before...

E-10
Playing the Digital Keyboard
1.Press 1.
This turns on power.
 To turn off the Digital Keyboard, press 
1 again.
2.Try playing something on the keyboard. Use 2 
to adjust volume.
 Turning off the Digital Keyboard causes most current 
settings to be cleared. The Digital Keyboard will revert 
to initial settings the next time you turn it on. 
This is true for all settings except for sample sound 
protection. Once you turn it on it remains on until you 
turn it off again.
 The message “Pls wait” will...

English
Playing the Digital Keyboard
E-11
3.Use the br (10-key) [4] (o) and [6] (p) keys to 
display “Demo2”.
4.Press the br (10-key) [–] key to select the OFF 
setting.
Using headphones cuts off output from the built-in speakers, 
which means you can practice playing even late at night 
without disturbing others.
 Be sure to turn down the volume level before connecting 
headphones.
 Headphones do not come with the Digital Keyboard.
 Use commercially available headphones. See page E-3 for 
information...

Playing the Digital Keyboard
E-12
1.Press ct (FUNCTION) and then use the br 
(10-key) [4] (o) and [6] (p) keys to display 
“OTHER” (page E-7).
2.Press br (10-key) [9] (ENTER) key.
3.Use the br (10-key) [4] (o) and [6] (p) keys 
to display “Contrast”.
4.Use the br (10-key) [–] and [+] keys to adjust 
the contrast.
 The contrast setting range is 01 to 17.The metronome lets you play and practice along with a steady 
beat to help keep you on tempo.
1.Press 5.
This starts the metronome.
2.Press 5 again to...

English
Playing the Digital Keyboard
E-13
Use the following procedure to change the tempo of the 
metronome.
1.Press bm.
Use y (slower) and t (faster) to change the tempo 
setting. Holding down either button changes the setting at 
high speed.
t and y at the same time will initialize the 
tempo setting in accordance with the currently selected 
song or rhythm.

bm causes the tempo value to flash on the 
display. While the tempo value is flashing, you can use 
br (10-key) to change it.
Note that you must...

E-14
Controlling the Keyboard Sounds
Your Digital Keyboard lets you select tones for a wide variety 
of musical instrument sounds, including violin, flute, orchestra, 
and more. Even the same song sound takes on a different feel 
by changing the instrument type.
1.Press bn (TONE).
2.Use br (10-key) to select the tone number you 
want.
The corresponding tone number and tone name will 
appear on the screen.
 Use the number buttons to enter the tone number. 
Specify three digits for the tone number.
 See...

English
Controlling the Keyboard Sounds
E-15
You can use the following procedure to layer two different 
tones (such as piano and strings) so they sound 
simultaneously when you press a keyboard key.
1.Select the first tone you want to use.
Press bn (TONE) and then use br (10-key) to select the 
tone you want.
2.Press cp.
3.Use br (10-key) to select the second tone you 
want.
4.Play something on the keyboard.
Both tones sound at the same time.
5.Pressing cp again to unlayer the keyboard (so 
it plays...

Controlling the Keyboard Sounds
E-16
5.Pressing co again to unsplit the keyboard (so it 
plays only the tone you selected in step 1).
 Each press of co toggles between split (two tones) and 
unsplit (one tone).
 If you turn on both layer and split, layering will be applied to 
the right side range of the keyboard only.
1.While holding down co, press the keyboard key 
where you want the split point to be.
The key you press will become the lowest note of the right 
side range of the split keyboard.
Reverb...

English
Controlling the Keyboard Sounds
E-17
A pedal can be used to change notes in various ways while 
playing.
 A pedal unit does not come with the Digital Keyboard. 
Purchase one separately from your retailer. See page E-3 
for information about options.
Connect an optional pedal unit.
1.Press ct (FUNCTION) and then use the br 
(10-key) [4] (o) and [6] (p) keys to display 
“OTHER” (page E-7).
2.Press br (10-key) [9] (ENTER) key.
3.Use the br (10-key) [4] (o) and [6] (p) keys 
to display “Jack”.
4.Use...

Controlling the Keyboard Sounds
E-18
Use the tuning feature when you need to adjust the pitch 
slightly to play along with another musical instrument. Also, 
some artists perform their music with slightly altered tuning. 
You can use the tuning feature to adjust tuning so it exactly 
matches a performance on a CD.
 The tuning feature specifies the frequency of the A4 note. 
You can set a frequency within the range of 415.5 to 
465.9 Hz. The initial default setting is 440.0 Hz.
1.Press ct (FUNCTION) and...