Usage and Safety Precautions
In this operation manual, symbols are used to highlight warnings and cautions that you must read to prevent
accidents. The meanings of these symbols are as follows.
Something that could cause serious injury or
death
WARNING
Other symbols used
An action that is mandatory
■
Operation with batteries
Use 2 commercially-available AAA batteries (alkaline dry cell batteries, NiMH batteries or lithium dry cell
batteries).
Carefully study the warning indications of the batteries before use.
Always keep the battery and SD card covers closed during use.
■
Alterations
Do not open the case or modify the product.
■
Product handling
Do not drop, bump or apply excessive force to the unit.
Be careful not to allow foreign objects or liquids to enter the unit.
■
Battery handling
Install batteries with the correct +/− orientations.
Use the specified batteries.
Do not use new and old batteries together. Do not use batteries of different brands or types together.
Remove the batteries when the unit will not be used for a long time.
If a leak occurs, thoroughly wipe the battery case and battery terminals to remove the leaked fluid.
■
Operating environment
Do not use in extremely high or low temperatures.
Do not use near heaters, stoves and other heat sources.
Do not use in very high humidity or where it could be splashed by water.
Do not use in places with frequent vibrations.
Do not use in places with much dust or sand.
■
Volume
Do not use at a loud volume for a long time.
■
Interference with other electrical equipment
In consideration of safety, the
suppress interference from external electromagnetic waves. However, equipment that is very susceptible to inter-
ference or that emits powerful electromagnetic waves could result in interference if placed nearby. If this occurs,
place the
and the other device farther apart.
With any type of electronic device that uses digital control, including the
cause malfunction, corrupt or destroy data and result in other unexpected trouble. Always use caution.
CAUTION
WARNING
CAUTION
has been designed to minimize its emission of electromagnetic waves and to
1
Something that could cause injury or damage to
the equipment
An action that is prohibited
, electromagnetic interference could