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Notes on Usage
Notes on Usage
■ Main unit
• The battery for this product is built-in and cannot be replaced
by the customer. Contact an au shop or a Customer Service
Center to replace the battery.
• Do not forcefully press, tap or intentionally subject the display
to strong impact. Doing so might cause scratching or damage.
• Do not forcefully press your ngernails, sharp objects or hard
objects against buttons or display surface. Doing so might
cause scratching or damage.
• The touch panel is designed to be lightly touched by ngers.
Do not apply strong pressure with your ngers or sharp-
pointed objects (such as ngernails, ballpoint pens and pins)
on the touch panel.
In the following cases, the product may not respond to
touching the touch panel, or errors in operation may occur.
- Operation with gloved hands
- Operation with ngernails
- Operation with a foreign object placed on the touch panel
- Operation with a protective sheet or sticker on the touch
panel
- Operation with water drops or dew condensation attached
on the display
- Operation with wet or sweaty ngers
- Operation underwater
• Never use modied product. Use of a modied device violates
the Radio Law and the Telecommunications Business Act.
This 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 this product.
How to conrm: On the Applications screen, [Settings] →
[About phone] → [Regulatory information].
If the modications are made to the internal components,
the certication of conformity with technical regulations
will become invalid. 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 you put the product in your pocket or bag, take care so
that the display does not come in contact with metal objects
or other hard objects, as it might cause scratching or damage.
• When suddenly brought into a warm place from a cold place,
or when in a humid location, or when used where temperature
suddenly changes (e.g. near the air discharge port of an air
conditioner), water droplets (i.e. condensation) sometimes are
formed inside the product. Note that when used under conditions
such as this, the humidity might cause corrosion or a fault.
• Do not exert excessive force when attaching/removing a microSD
memory card. Doing so might injure your hands or ngers.
• While writing/reading data to/from a microSD memory card, do
not subject the product to vibration or impact, or turn o the
power. Doing so might cause loss of data or a fault.
• Do not cover the proximity/light sensor with your nger or
put a sticker on it. Doing so may hinder it from detecting the
ambient brightness and functioning correctly.
• Do not put a sticker, etc., on the proximity/light sensor. Doing
so may cause the sensor to malfunction and make the display
always turned o while receiving a call or during a call.
• Normally, keep the au IC card/microSD memory card tray
closed when using the product. Otherwise, dust or water may
enter the product interior and may cause malfunctions.
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