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82
TROUBLE SHOOTING
If a problem occurs while using this product,
check the points listed below first prior to contacting customer service.
Trouble shooting
Problem
Cause
Solution
The piano does not turn on.
1) The power cord is not properly
plugged.
2) The power switch is not pressed.
(The button is lighted when it is pressed.)
1) Properly plug the power cord.
2) Press the power switch.
3) Contact customer service.
The speakers produce no
sound when a key is played.
1) The master volume is set to minimum.
2) A headphone is connected.
3) The power connection jack of the
power cord is not properly connected to
the product.
4) The treble/bass volume is set to
minimum.
1) Increase the master volume.
2) Disconnect the headphone.
3) Properly connect the power
connection jack to the product.
4) Increase the part volumes.
There are notable
difference between the
volumes of the
main voice and the
secondary voice.
1) The secondary voice volume is set to
a wrong value.
1) Set the secondary voice
volume properly.
Random noise is heard
when using the product.
1) Other electric products such as a
refrigerator or an electric washer are
operating nearby.
1) Move the product faraway
from other electric products,
particularly those that use
motors.
No sound is heard when
using the product
connected to an external
sound device.
1) The master volume is set to minimum.
2) The connecting cord is either cut or
damaged.
1) Increase the master volume.
2) Replace the cord.
Содержание DPR-3500
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