Yamaha 1100 - Manual (Page 5)

5 PSR-2100/1100
Thank you for purchasing the Yamaha PSR-2100/1100!
We recommend that you read this manual carefully
so that you can fully take advantage of the advanced
and convenient functions of the PSR-2100/1100.
We also recommend that you keep this manual
in a safe and handy place for future reference.