19
Contents/Precautions
z
The internal battery is not covered by warranty because it is
a consumable product.
Depending on usage, the internal battery may swell as it approaches
the end of its usable life. Change the battery if its life becomes
extremely shorter or the it swells even after fully charged.
For details on replacing the internal battery, contact the number listed
in “Repairs” (in Japanese only) on the last page or a repair counter
that DOCOMO specifies.
z
Charge battery in areas where ambient temperature is
between 5°C and 35°C.
z
The battery life depends on the usage and deterioration of
the battery.
z
Do not store the handset under the following situations
because they may lower the performance or shorten the
usable life of the internal battery.
y
Storage with the internal battery fully charged (immediately after
charging is completed)
y
Storage with no battery level (cannot turn the handset on)
Approximately 40% is recommended as the proper battery level for
storage.
z
The following is the type of the internal battery built into the
handset.
Label Battery type
Li-ion00 Lithium-ion
z
The surface of the handset uses the aluminum material.
Note that dent and abrasion are easily remained as
aluminum is a soft material.
Notes about adapters
z
Charge the battery in areas where the ambient temperature
is between 5°C and 35°C.
z
Do not charge the internal battery in the following locations.
y
Areas with high humidity or dust, or in areas exposed to frequent
vibrations
y
Close to land-line phones, TVs, radios, etc.
z
Adapters may become warm during charging but this is not
a malfunction.
z
Do not use the DC adapter to charge the battery when the
car engine is not running.
May cause the car battery to run down.
z
When using an outlet with a feature to prevent the plug from
being removed accidentally, follow the instructions in the
outlet user's guide.
z
Do not subject to strong impacts. Also, do not deform the
charger terminals.
May cause a malfunction.
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