13. Troubleshooting
When trouble is found, please check the following again before consulting your dealer. If none of these is
applicable or the trouble is not remedied even after action has been taken, a failure of this product is sus-
pected. Contact your dealer.
Problem
Cause
The power is
Batteries have fully discharged. (Has the
not turned on.
handpiece been left with batteries insert-
ed for a long time?)
No batteries are inserted.
The internal fuse has burnt.
The battery
Batteries have been completely dis-
charger does
charged.
not work. (The
The temperature of batteries is low.
CHARGE anima-
tion does not
display)
The temperature of batteries is high.
The voltage of a battery is too high
The motor handpiece is correctly set to
the charger.
Metal such as wire or safety pin is placed
on the charger.
An error code is displayed.
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Solution
Recharge the batteries. If battery does not
fully discharge, charge will start. If the bat-
tery fully discharge, change it for new.
Insert batteries.
Contact your dealer.
Replace with new batteries.
If the temperature of batteries is less than
0°C (32°F), the batteries are not rechargea-
ble. Charge the batteries in a warm room.
(Be careful about moisture condensation.)
If the temperature of batteries is more than
40°C, the batteries are not rechargeable.
Charge within the range of working tem-
perature. It is normal that the batteries be-
come a little bit warm right after charging.
If the batteries are hot under normal oper-
ating conditions, not right after charging,
there may be an abnormality. Contact your
dealer.
Check that no battery other than nickel-
hydrogen battery is used.
Correctly set.
Remove metal on the charger.
See 12. Error Code.
Problem
Cause
The battery
The power cord plug is not inserted into
charger does
the outlet.
not work. (the
The power cord jack is not inserted into
power for the
the inlet on the charger.
charger is not
The power for the charger is OFF.
turned ON)
The fuse has burnt.
The motor
If nothing is displayed on the liquid crys-
handpiece set
tal panel of the handpiece even when it
to the charger
is set to the charger, failure in the circuit
abnormally
is predicted.
gets hot.
The motor
The contra angle head has jammed up.
handpiece does
not rotate.
Power from the
Batteries are weakened (lower remaining
motor hand-
battery capacity)
piece is weaker
than usual.
The Auto Re-
Batteries are weakened (lower remaining
verse does not
battery capacity)
work.
Rotation speed
Batteries are weakened (lower
of the motor
remaining battery capacity)
handpiece is
lower.
The alarm
The ambient temperature is low.
sounds when
There is some residual contamination on
the motor
the rotating shaft of the contra angle
handpiece is
head.
rotated.
Solution
Insert the power cord plug into the outlet.
Insert the power cord jack into the inlet on
the charger.
Turn ON the power for the charger.
Contact your dealer.
Contact your dealer.
Clean or replace the contra angle head.
Charge the batteries.
Charge the batteries.
Charge the batteries.
Use in a warm room.
Clean the contra angle head.
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