34
Notes on Usage
■
Main unit
• The battery for the product is built-in and cannot be
replaced by yourself. Please contact the "Inquiries"
in the end of this manual to replace the battery.
• Never use modied product. Use of a modied
device violates the Radio Law and the
Telecommunications Business Act.
The product is compliant with rules on the
technical standard conformance of specied
wireless equipment based on the Radio Law and
rules on the technology regulatory compliance of
terminal device based on the Telecommunications
Business Act. As proof of this, the "Technical
Conformity Mark " is indicated in the product.
How to conrm: On the home screen, ick up
→ [Settings] → [About phone] → [Regulatory
information]
If the modications are made to the internal
components, the certication of conformity with
technical regulations will become not valid. Never
use the product without the valid certication.
Doing so violates the Radio Law and the
Telecommunications Business Act.
• Take care not to place magnetized items such as
magnetic cards, speakers and TV sets near the
product, as it might cause malfunction. Putting
a strong magnetism close to the product might
cause false operation.
• Do not bring the product close to magnetized
objects such as cash cards, credit cards, and
prepaid cards. Doing so might result in loss of
recorded information.
• When suddenly brought into a warm place from a
cold place, or when in a humid location, or when
used where temperature suddenly changes (for
example, near the air discharge port of an air
conditioner), water droplets (that is condensation)
sometimes are formed inside the product. Note
that when used under conditions such as this, the
humidity might cause corrosion or a fault.
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