Yamaha P50-m Owner's Manual - page 34
Other manuals for P50-m:
Owner's Manual
of
53
25
APPENDIX
Error Messages
E r 1
The battery voltage (for internal memory backup) may be too
low. Bring the unit to your local Yamaha dealer or any other
autorized Yamaha service personnel.
E r 2
The address of the received System Exclusive message is
incorrect. Check the address and try transmitting again.
E r 3
The data of the received System Exclusive message is incorrect.
Check the data (as to whether it requires an MSB or LSB header)
and try transmitting again.
E r 4
The data size of the received System Exclusive message is
incorrect. Check the size of the message and try transmitting
again.
E r 5
The checksum of the received System Exclusive message is
incorrect. Check the checksum of the message and try
transmitting again.