Yamaha YSP-1 Service Manual page 15

6. Press the [Refer...] button. And select the firmware
name.
* The ID code is loaded when the file is selected.
Press this button to open the window
7. Press the [Setting] button and set the transmission rate.
8. Press the [E.P.R.] button and start writing.
Press this button to start writing
Select M16/20 62
Press this button to open the window
Select 57600bps or below for the transmission rate.
Also, reduce the transmission rate if a transmission
error occurs frequently.
YSP-1
15