Yamaha DTXTREME Reference Manual page 90

User memory has become full. Save necessary
user data to the memory card and clear
unnecessary data to release the memory.
This message will be shown if you attempt saving
onto a write-protected memory card. Cancel
write-protection of the memory card and retry.
An error has occurred while the DTXTREM was
reading or writing a memory card. First re-format
the memory card and retry. If the message still
appears when you attempt reading writing on the
re-formatted card, that memory card may be
broken. Replace the memory card. In any case,
the data stored on the troubled card may be
corrupted.
The DTXTREME cannot recognize the specified
file (file format). Check if the file is suitable for
the DTXTREME and is not corrupted.
This message will be shown if you attempt to
load a song from the memory card or by
receiving bulk data when a preset song is
selected (in Drum Kit Play mode). First select a
user song and then retry loading a song.
This message will be shown if you attempt to
load a song from the memory card or by
receiving bulk data when a card song is selected
(in Drum Kit Play mode). First select a card song
and then retry loading a song.
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