Yamaha PSR-S770 Reference Manual page 42

2
Use the [1 ]/[2 ] (CHANNEL) buttons to select the channel to be edited.
The selected channel is shown at the upper left of the display.
3
Use the [3 ]–[8 ] buttons to edit the data.
For details on editable parameters, see
NOTICE
The edited Style will be lost if you change to another Style or turn off the power to the instrument without carrying out the Save operation
(step 7 on
1 SOURCE (PLAY) ROOT/CHORD
IMPORTANT
The parameters here should be set before recording. If you change the settings after recording, the appropriate note conversion cannot
be done even when you specify various chord types.
2
Before recording, you should set these parameters which determine what key is used for playing when you
record the Source Pattern to the Bass, Chord, Pad or Phrase channel. If you set this to "Fm7," your
recorded original phrase (Source Pattern) will be triggered by specifying Fm7 during normal performance.
CM7 (Source Chord Root = C and Source Chord Type = M7) is set by default. Depending on the settings
here, the playable notes (chord notes and recommended scale notes) will differ. For details, see below.
When the parameters for the selected channel are set to NTR: ROOT FIXED, NTT: BYPASS, and NTT BASS: OFF, the parameters here are changed to
NOTE
"PLAY ROOT" instead of "SOURCE ROOT." In this case, you can hear the resulting sound while you change the Chord Root/Type during playback.
The settings here are not applied when NTR is set to GUITAR.
NOTE
42
PSR-S970/S770 Reference Manual
page 31).
When the Source Root is C:
C = Chord notes
C, R = Recommended notes
pages 42–45.