Casio CTK-491 User Manual

E-30
Tuning the Keyboard
The tuning feature lets you fine tune the keyboard to match
the tuning of another musical instrument.
To tune the keyboard
1. Press the TRANSPOSE/TUNE/MIDI button twice
to display the tuning screen.
2. Use [+] and [–] to change the tuning setting of
the keyboard.
Example: To lower the tuning by 20.
TRANSPOSE/TUNE/MIDI
[+]/[–]
625A-E-032A
❚ NOTE
• The keyboard can be tuned within a range of –50 cents to +50
cents.
*100 cents is equivalent to one semitone.
• The default tuning setting is “00” when keyboard power is turned
on.
• If you leave the tuning screen on the display for about five sec-
onds without doing anything, the screen is automatically
cleared.
• The tuning setting also affects Auto Accompaniment.
• Playing back a Song Bank tune automatically returns the tun-
ing setting to its standard default of “00”.
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Casio CTK-491 Specifications

General

Brand	Casio
Model	CTK-491
Category	Electronic Keyboard
Language	English