Yamaha EL-200 Owner's Manual - Page 70

Troubleshooting

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Troubleshooting Appendix 9 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 objects to resonate. The sound is too small even when the volume is set to its maximum. Because the Electone is capable of producing powerful bass sounds, resonance may be caused in surrounding objects, such as cabinets or glass windows. To avoid this, relocate the objects or lower the Electone's volume. q The Master Volume may be set around the minimum position. Turn it clockwise. q The Expression Pedal may not be pressed down. Press it down with your toe. The Electone panel does not function normally or the content of the memorized data has changed. VOICES/RHYTHMS This happens very rarely. Occasionally, power surges and spikes due to 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). The pitch seems to be higher on the Pedalboard and lower on the Upper and Lower keyboards. You may feel it especially when playing piano voice. The temperament for the 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 the notes sound. Total polyphonic capacity (notes sounding for both Upper and Lower 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 off on the specific keyboard. The sound may not be adjustable when you play back the data created with an upper model and not controllable with EL-200. 70

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70
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 Electone
’
s 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.