Casio PS-20 - Manual (Page 23)

E-21
Adjusting the Tuning of the Digital
Piano
You can adjust the overall tuning of the digital piano for play
along with another instrument. You can adjust tuning within
a range of
±50 cents* from A
4 = 440.0Hz.
Use the keyboard keys noted below to adjust the tuning of
the digital piano.
To adjust the tuning of the digital piano
1.
While holding down the CONTROL button, press
keyboard key E
5 (–) to lower the tuning or F 5 (+)
to raise it. Each press of a key changes the tuning
by about 0.8 cents* (1/128 semitone).
• A note does not sound when you press a keyboard
key while holding down CONTROL.
❚ NOTE
• Holding down the CONTROL button and pressing keyboard
keys E 5 (–) and F 5 (+) at the same time returns tuning to the
standard A 4 = 440.0Hz.
* 100 cents is equivalent to one semitone.
424A-E-023A
– : lowers the pitch
Setting keys
+ : raises the pitch
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