How do I use the transposer to change the piano's key?
To use the Transpose feature on your Casio AP-270 to change the key of the piano, follow these steps: Hold down the FUNCTION button.…
Manuals+ Q&A
CASIO AP-270 Digital Piano User Guide — questions & answers
Read product questions and troubleshooting answers linked to CASIO AP-270 Digital Piano User Guide.