Yamaha P-45 Owner's Manual - Page 15

Fine-tuning the Pitch You can fine tune the pitch of the entire instrument in approximately 0.2 Hz increments. This lets you match the keyboard pitch finely to that of other instruments or CD music. Setting range: 414.8 - 440.0 - 466.8 Hz To lower the pitch: While holding down [GRAND PIANO/FUNCTION], press the G#6 key repeatedly to lower the pitch in approximately 0.2 Hz increments. To raise the pitch: While holding down [GRAND PIANO/FUNCTION], press the A6 key repeatedly to raise the pitch in approximately 0.2 Hz increments. To set the pitch to A3 = 442.0 Hz: While holding down [GRAND PIANO/FUNCTION], press the A#6 key. To reset the pitch to the default (A3 = 440.0 Hz): While holding down [GRAND PIANO/FUNCTION], press the B6 key. G#6 (-0.2 Hz) A#6 (442.0 Hz) A6 (+0.2 Hz) B6 (440.0 Hz) Selecting & Playing Voices P-45 Owner's Manual 15