Yamaha QY100 Owner's Manual page 235

Editing Songs & Patterns
SOURCE CHORD
Sets the source chord for the phrase (i.e. the chord on which the
phrase is based). Note that you can not enter an "on-bass" chord for
the source chord.
LO LIMIT
HI LIMIT
Sets the note range over which the re-harmonized phrase will be
played (C-2 through G8). If any re-harmonized phrase notes exceed
the range set here, the notes will be automatically shifted up or
down in octave steps so that they fall within the specified range.
CURRENT CHORD
Shows the currently selected chord for the PATTERN play mode. The
current chord can be changed here.
FNGR (Fingered Chord)
Shows the current Fingered Chord setting, ON or OFF. The ON/OFF
setting can be changed here.
HI KEY
Selects the highest root (C through B) in case the phrase (note transi-
tion) type is either Chord 1 or Bass.
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