Error Code; Troubleshooting - NSK ENDO-MATE TC2 Operation Manual

12. Error Code

If the motor handpiece stops due to an abnormality such as a malfunction, overload, break or
wrong use, it automatically checks the state of the control unit and detects the cause of the
abnormality and displays an error code on the LCD panel. If an error code is displayed, turn on
the power again and check whether the same error code is displayed. If the same error code is
displayed, take action by referring to the instructions provided in the "Check/Remedy" column
in the following table.
Error code Error
Self-Check
Malfunction of circuit
error
The motor handpiece is
Overcurrent locked. (at the time of
During
the auto reverse mode)
rotation of
the motor Overvoltage Malfunction of circuit
handpiece
High load was
Overheating of continuously applied to
motor the motor handpiece
for a relatively long time.
Charger failure Malfunction of charger
The voltage of batteries
Low voltage of
is too low (The life of
batteries
batteries.)
At the time The voltage of batteries
High voltage of
of is too high.
batteries
Charging (Malfunction of circuit)
Outside the Outstanding the range of
range of working temperature or
working break in the thermistor in
temperature the battery section
Abnormal heat
The batteries generate
Other generation from
abnormal heat.
batteries
Beyond the
At the time The operating life of the
upper limit
of motor handpiece or
Below the lower
calibration contra angle has expired.
limit
Cause Check/Remedy
Contact your dealer.
Remove load.
Contact your dealer.
Leave it as it is until it
cools down.
Contact your dealer.
Replace with new
batteries.
Contact your dealer.
Use within the range of
working temperature.
Replace the batteries. If
the heat generates from
the new set of batteries,
malfunction of the circuit
may be suspected.
Contact your dealer.
Replace the motor
handpiece or contra angle
head.
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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 suspected. Contact your dealer.
Problem Cause
Batteries have fully discharged.
(Has the handpiece been left
The power is with batteries inserted for a
not turned on. long time?)
No batteries are inserted.
The internal fuse has burnt.
Batteries have been completely
discharged.
The temperature of batteries is
low.
The battery
charger does
not work. (The The temperature of batteries is
CHARGE high.
animation does
not display)
The voltage of a battery is too high
The motor handpiece is not
correctly set to the charger.
Metal such as wire or safety pin is
placed on the charger.
An error code is displayed.
The power cord plug is not
The battery inserted into the outlet.
charger does
The power cord jack is not
not work. (the
inserted into the inlet on the
power for the
charger.
charger is not
turned ON) The power for the charger is OFF.
The fuse has burnt.
Solution
Recharge the batteries. If battery does
not fully discharge, charge will start. If
the battery 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
rechargeable. 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 temperature. It is normal that
the batteries become a little bit warm
right after charging. If the batteries are
hot under normal operating conditions,
not right after charging, there may be
an abnormality. Contact your dealer.
Check that no battery other than
nickel-hydrogen battery is used.
Set correctly.
Remove metal on the charger.
See 12. Error Code.
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.
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