Yamaha EL - 200 Musical Instrument User Manual


 
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Appendix
9
Troubleshooting
Problem Possible Cause and Solution
GENERAL OPERATION
A cracking noise is sometimes heard. Noise may be produced when either an electrical appliance is turned on or off,
or an electric power tool (such as drill) is used in the proximity of the Electone.
If this occurs, plug the Electone into an electrical outlet located as far as
possible from the device that seems to be the source of the problem.
Interference from radio, TV, or other sources occurs. This is caused by the proximity of a high-power broadcasting station, an
amateur ham radio setup or a mobile phone.
Electone causes some noise. A cell phone may be used in the proximity of Electone. Using a cell phone
beside the Electone may cause a noise. Turn off the power of the cell phone.
Radio/ or TV generates some noise. Locating a radio/ or TV close to the Electone causes to produce a noise from it.
Relocate it farther from the Electone.
The sound of the Electone causes surrounding Because the Electone is capable of producing powerful bass sounds, resonance
objects to resonate. may be caused in surrounding objects, such as cabinets or glass windows.
To avoid this, relocate the objects or lower the Electones volume.
The sound is too small even when the volume is The Master Volume may be set around the minimum position. Turn it
set to its maximum. clockwise.
The Expression Pedal may not be pressed down. Press it down with your
toe.
The Electone panel does not function normally or This happens very rarely. Occasionally, power surges and spikes due to
the content of the memorized data has changed. electrical storms or other reasons may cause the Electone to malfunction and/or
alter the contents of memorized data. In this case, turn off the power switch and
then turn the power back to on while holding down the PEDAL/2 button in the
Keyboard Percussion section (Power-On Reset).
VOICES/RHYTHMS
The pitch seems to be higher on the Pedalboard and You may feel it especially when playing piano voice. The temperament for the
lower on the Upper and Lower keyboards. acoustic piano is adjusted by listening to the overtones since the overtone
configuration of the piano voice is so complicated that the actual notes in the
higher and lower registers are difficult to be adjusted. On the contrary, the
Electone voices including piano voice are tuned by actual notes. Thus, the
tuning method itself in the higher and lower registers is different.
Some voices seems to contain crack or distorted noise. You may feel it mainly with wind instrument voices. These are purposely built
in effects, which can faithfully reproduce the characteristics of each instrument.
You can enjoy more realistic sounds such as brass vibration and breath noise.
When too many keys are pressed, not all of Total polyphonic capacity (notes sounding for both Upper and Lower
the notes sound. Keyboards) is 12 notes. The notes exceeding this limit may not be produced.
Only a note will be produced when pressing two The Lead and Pedal voices are designed to sound one note at a time. When you
keys or more on the Pedalboard and/or Lead voice. simultaneously press two or more keys, only the highest note will sound.
Sound is produced even when the volume is set to The sound may not be adjustable when you play back the data created with an
off on the specific keyboard. upper model and not controllable with EL-200.