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Troubleshooting
Following is a list of troubleshooting hints and page references for some common problems you may
encounter during operation. Usually, most problems are simply the result of incorrect settings. Before
calling a professional service representative, refer to the throubleshooting advice below to see if you
can identify and correct the cause of the problem.
No Sound
• Is the volume turned up high enough?
• If a Foot Controller is connected to the [FOOT VOLUME]
jack, is the Foot Volume pressed down?
• Is the VCA Volume high enough? (Page 69)
• Is the Mixer VCO level high enough? (Page 66)
• Is the VCF Cutoff set to low? (Page 65)
• Is the VCO Pulse Width setting correct? (Page 62)
• Are the effect settings incorrect? (Pages 77, 79)
• Is the MIDI receive channel turned off? (Page 93)
• Are the speakers or other audio components connected
properly? (Page 12)
• Is the keyboard Local setting turned off? (Page 94)
• If you are playing back song data using an external
device, are the volume or expression related settings for
the song appropriate?
• Is the Velocity setting high enough? (Page 92)
• Is the Split Point set properly? (Page 77)
No Arpeggiator or Step Sequencer sound
• Is the Velocity setting high enough? (Page 70)
• Is the [ARPEGGIO/SEQ] switch on? (Page 33)
• Is the current Scene the same as that set in the
ARPEGGIO/SEQ SETUP menu? (Page 87)
• Is the Keyboard Mode and Split Point settings
appropriate? (Pages 77, 86)
Distorted sounds
• Are the effect settings appropriate? (Pages 77, 79)
• Is the volume set too high?
• Are the oscillator SYNC/FM settings correct? (Page 58)
• Is the VCA Feedback level too high? (Page 69)
• Is the Noise Level too high? (Page 66)
Sound is too low
• Is the MIDI volume or MIDI expression set too low?
• Is the UTILITY SETUP menu Keyboard Velocity parameter
set too low? (Page 92)
• Is the HPF Cutoff set too high? (Page 67)
The pitch is off
• Are the tuning related parameters set to “0”? See VCO
Pitch, Fine (pages 61, 62), Master Tune (page 92),
Keyboard Transpose (page 92)?
• Are the oscillator SYNC/FM settings appropriate? (Page
59)
The sound is choppy and interrupted
• Have the maximum number of notes of polyphony been
exceeded?
• Is the Free EG changing the volume or cutoff frequency as
you play? (Page 83)
• Are the Step Sequencer Note and Velocity event settings
appropriate? (Page 89)
Only one note sounds at a time
• Is the Poly mode set to Legato or Mono? (Page 72)
Can’t hear the effects
• Is the Effect Bypass switch turned on? (Page 80)
No portamento
• Is the [PORTAMENTO] switch set to “ON”? (Page 24)
Cannot perform store operation
• Is the Free EG set to Record Standby? (Page 83)
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