Endo Easy Effi cient
®
29
en
7.3.3. Battery
The VDW.SILVER
®
is powered by a rechargeable
Nickel Metal Hydride (NiMH) battery.
WARNINGS
• Do not open the device to replace the
battery for any reason, as there is the risk
of a short-circuit. Opening the device will
invalidate the warranty.
• The battery can be replaced only by an
authorized service center.
NOTE
• Fully charge the battery prior to first use.
The battery LED appears in 3 colors
indicating the current battery condition:
Green: Indicates a battery capacity of 20 % - 100 %
Flashing red: Battery needs to be charged.
Battery power will run out in a few minutes.
Before the motor switches off, there is an audible
warning signal and the display will read:
WARNING
If the BATTERY LED starts flashing red
during use, connect the device immediately
to the battery charger, as the device might
switch off.
It is possible to use the VDW.SILVER
®
while it is
charging. If the battery is low and the device
powers off, the device must be connected to the
AC power supply to continue the procedure.
Flashing orange: Battery charger is correctly
connected to socket (A – see Fig. 2) at the back of
the device and battery is charging.
If the device powers off and the battery charger
is connected, the unit will switch back on and the
following display reading will appear:
When charging is complete, the battery LED
switches to green.
WARNINGS
• Should any liquid exit the device that may
be attributed to battery leaks, interrupt work
immediately and send the device to an
authorized service center for battery
replacement.
• It is dangerous to open the device for
battery replacement. Opening the device
will invalidate the warranty.
NOTES
• In order to ensure good battery life, it is
recommended to always work on battery
power and recharging the battery only
when it is fully discharged.
• If the battery is charged correctly, the
operating time between two charges is a
minimum of approx. 2 hours.
• Charging the battery completely may
require up to 3 hours.
• For optimal battery performance, the
battery should be replaced every 2 years by
an authorized service center.
• Upon charging, the device can be used
normally and without appreciable increase
in charging time as the VDW.SILVER
®
bat-
tery charger is sufficiently powerful to di-
rectly power the micromotor while charging
the battery.
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