Adjusting The Efx Value By Using The Control Knobs - Kawai MP9000 Owner's Manual

DEERATION
STEP 2
The CONTROL KNOBS are now active and assi gned to the EFX parameters.
Pressing the EFFECT button, or touching any of the CONTROL
KNOBS
will cause the display to show the current settings.
EfR EfD RVT RUD
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EFX parameter list;
EFX DEPTH EFX RATE
21