Fujitsu Arrows Hello AT01 Instruction Manual page 17

 Do not place the product near an air-conditioner outlet.
- The rapid temperature change may cause condensation,
internal corrosion and result in malfunction.
 If the product get dirty, wipe it with a dry soft cloth. Do not use
benzene, thinner, alcohol, etch. As it may deteriorate the
exterior and letter prints.
 The product becomes warm when working or charging, but
this is a normal operation.
 Please be sure that the connector shape of the charger
matches to the product and insert it in correct way. Wrong
insertion will cause damage or malfunction. If it seems not
working well do not insert it forcibly, and try to connect again.
 Adult advice and supervision is required when children use
the product to avoid danger, injury and improper use. Also, be
careful to use it as instructed while the child is using the
product. It may cause injury.
Touch Panel
 Use your finger to operate the touch panel. Do not use
ballpoint pens, pencils or other sharp-pointed objects. Using
such objects does not only hinder correct operation of the
touch panel, but also might cause scratching or damage to
the display.
 Do not put stickers or sheets（e.g. privacy screen protector）
on the touch panel. Doing so might hinder correct operation of
the touch panel.
 Do not operate the touch panel with fingernails. Doing so
might result in broken nail or injuries.
 The touch panel may not work correctly if it is dirty or wet with
sweat or water. Wipe the touch panel surface with a dry, soft
cloth in case.
Internal battery
 At extremely high temperatures such as in a parked car, or at
very low temperature, the capacity of the internal battery
decreases and it will last shorter. This also shortens the life of
the battery itself. Use the product in normal temperature as
much as possible.
 The internal battery will fade in repetitive use. If the
performance of the battery does not recover after charge, that
is deteriorated. The battery life varies depend on the product
use, etc.
 Charge the battery before use the product for the first time
after purchase, or if you have not used the product for a long
time.
 When the battery level becomes low, a warning message will
be displayed and the power will be turned off after a while.
When the battery level is too low, it will not be able to turn on