17
Saf
ety P
recautions
●
Do not use the product in extremely hot, cold or humid places.
(Use within an ambient temperature range of 5
℃
to 35
℃
and humidity range of 35% to 85%.)
- Charging equipment
- Peripheral devices
●
Do not use the product in extremely hot, cold or humid
places.
(Use within an ambient temperature range of 5
℃
to 35
℃
and humidity range of 35% to 90%. Temporary use at 36
℃
to 40
℃
is allowed.)
- Main unit
- Battery pack, au Nano IC Card (LTE) (attached to the main
unit)
●
Do not use in places subject to lots of dust or vibration.
●
Clean the connection terminals and earphone microphone
terminal with dry cotton swabs, etc. every now and then.
Soiled terminals might cause poor connection. Do not exert
a strong force to clean the connection terminals or earphone
microphone terminal to prevent deformation.
●
Clean the product with a dry soft cloth (such as the type
used for eyeglasses). Do not rub it roughly with a dry cloth.
The display may be damaged. Drops of water or dirt left
on the display may cause stains. Wiping the product using
alcohol, thinner, benzine, detergent, etc. might erase the
printing on the outer casing or cause discoloration.
●
Use as far away as possible from land-line phones, TVs and
radios. Use nearby might affect them.
●
The product may become warm while charging or during other
operations, depending on the situation, but this is not abnormal.
●
When the product is used by a child, parents or guardians
should thoroughly read the "Basic Manual" (this manual) and
teach the child how to use it.
●
Turn off the power before removing the battery pack. If you
remove the battery pack with the power on, saved data
might be altered or lost.
●
Do not put stickers on the product. Sound may not be
emitted or voice sound may not be delivered to the party.
■
Main unit
●
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 fingernails, sharp objects or
hard objects against keys or display surface. Doing so
might cause scratching or damage.
The touch panel is designed to be lightly touched by
fingers. Do not apply strong pressure with your fingers or
sharp-pointed objects (such as fingernails, ballpoint pens
and pins) on the touch panel.
Touching the panel may not work in the following cases.
Note that it may cause malfunction.
・
Operation with gloved hands
・
Operation with fingernails
・
Operation with foreign object on the screen
・
Operation with protective sheet or seal on the screen
・
Operation with a water drops or dew condensation
attached on the touch panel
・
Operation with wet or sweaty fingers
・
Operation under water
