Yamaha disklavier Mark III Series Maintenance Handbook page 25

The table on the next page lists the default settings for the items that can be reset.
5a
If you selected Setup, Memory Disk [X] + Setup or Memory Disk [X], press [+/YES] when a display
similar to the following appears.
5b
If you selected Factory init. setting, press [ENTER] when the following display appears, then press
[+/YES].
Forced Reset
When the message "UNFORMATTED MEMORY DISK" appears, this indicates that all Memory
Disks are damaged.
1
In the Reset display, press [ENTER].
The following display appears.
2
Reset the Memory Disk as described above.
Notes: • If you accidentally turn off the Control Unit while data is being stored to a Memory Disk, one or
all Memory Disks may be damaged. They can only be recovered by returning them to initial fac-
tory settings.
• Be sure to keep a backup of important data.
• You cannot back up write-protected songs such as PianoSoft and PianoSoft.Plus songs onto floppy
disks.
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