Yamaha P 250 Owners Manual

P-25081
Appendix
Appendix
Appendix includes a list of voice and performance presets, reference materials, a Troubleshooting section
and an Index.
Message List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86
Midi Data Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88
Preset Voice List  . ....

82   P-250
Appendix
Message List
The messages are listed in alphabetical order.
Message Meaning
This will be displayed following the “BulkDataReceiving Voice” mes-
sage. This indicates that the P-250 finished receiving the bulk data.
Once you have verified this message, you may proceed to the next step.
Receiving bulk data has failed. Check the parameter settings and try
again.
The P-250 is receiving the voice setting bulk data while this message is
displayed. Wait until the message disappears, then...

P-25083
Message List
Appendix
Message Meaning
The P-250’s flash memory (storage memory) has expired. Consult your
Yamaha dealer. If this message appears, the P-250 will not back up the
songs and settings in memory. Press the [EXIT] button to return to the
previous screen.
There is a problem with the TO HOST/USB connector.
When using the P-250 connected to your personal computer ...
The driver or MIDI application on your computer is not functioning correctly,
perhaps because the computer is turned off, the...

Message List
84   P-250
Appendix
Message Meaning
This message will appear if there is no song for the “SaveToMemory”
(page 54) operation to save. In this case, no song will be saved.
You tried to delete a file that does not exist in the storage memory. You
cannot delete the file.
You tried to delete a song that does not exist in the storage memory. You
cannot delete the song.
“Overwrite?”
When you record additional material on a song that already contains
data, or if you have edited a performance file that...

P-25085
Message List
Appendix
Message Meaning
1. This message will be displayed if current memory fills up during
recording. Recording will stop automatically at this point. The data
that had been recorded up to that point will remain. This message will
also be displayed if you attempt to enter Record mode for additional
recording if that song already occupies all of current memory. In this
case, additional recording will not be possible. If there is an already-
recorded track that you do not need to...

86   P-250
Appendix
Troubleshooting
ProblemPossible causesSolution
The P-250 does not turn on. The P-250 has not been plugged in prop-
erly.Securely insert the female plug into the socket on 
the P-250, and the male plug into a proper AC out-
let. (page 16)
A click or pop is heard when the 
power is turned on or off.Electrical current is being applied to the 
instrument.This is normal.
Noise is heard from the P-250 
speakers.A mobile phone is being used near the P-
250 (or the ring tone is sounding).Turn...

P-25087
Troubleshooting
Appendix
Performance in Dual or Split 
mode is not recorded.
Track data is lost unexpectedly.For Dual or Split mode recording, the 
recording track for the second voice or 
the voice for the left-hand part is automat-
ically assigned (page 50). Therefore, if 
the track already contains data, the data 
will be overwritten during recording. Also, 
switching to Dual mode or Split mode in 
the middle of a song is not recorded. 
Therefore, the notes you play with the 
second voice (or...

88   P-250
Appendix
Midi Data Compatibility
This section covers basic information on data compatibility, including whether or not other MIDI devices can 
play back the data recorded by P-250, and whether or not the P-250 can play back commercially-available 
song data or song data created for other instruments or on a computer.
Depending on the MIDI device or data characteristics, you may be able to play back the data without any 
problem, or you may have to perform some special operations before the...

P-25089
Midi Data Compatibility
Appendix
With MIDI, voices are assigned to specific num-
bers, called “program numbers.” The numbering 
standard (order of voice allocation) is referred to as 
the “voice allocation format.”
•Voices may not play back as expected unless the 
voice allocation format of the song data matches 
that of the compatible MIDI device used for 
playback.
[Main Voice  Allocation  Formats]
■GM System Level 1 (logo)
This logo (GM logo) is affixed to tone generators 
and music data that...

90   P-250
Appendix
Preset Voice List
: YES, ×: No
Voice group
(Panel display)

Voice nameStereo 
samplingTouch 
SenseDynamic 
samplingKey-off 
samplingString 
resonanceVoice description
GRANDPIANO1
(G.PIANO1)
GrandPiano1
This sound was sampled from a full concer t grand 
piano. Three stages of dynamics were sampled, and no 
effort has been spared in making the sound vir tually 
identical to that of an acoustic piano. Even the tonal 
changes produced by the damper pedal and the subtle 
sounds of...