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Literature information
The important information concerning correct operation and what you should observe is marked with the following
symbols.
Precautions
This symbol means that operating the device incorrectly or ignoring these precautions may
cause severe injury or death.
This symbol means that operating the device incorrectly or ignoring these precautions may
cause severe injury or property damage.
This symbol is intended to alert the user to prohibited actions.
This symbol is intended to alert the user to important instructions.
Warning
Negligence could result in death or serious injury.
Do not disassemble or modify the device.
May cause fire or electrical shock.
Do not use with a power supply voltage
above the specified voltage.
May cause fire or electrical shock.
Do not install two power supplies in parallel
to single input.
Fire or damage to the unit could result.
Do not connect any terminal on the unit to
AC power line.
Fire or electric shock could result.
For power supply, use Aiphone power supply
model specified for use with system.
If non-specified product is used, fire or
mulfunction could result.
Do not, under any circumstances, open up the
device.
Voltage within some internal components may
cause electrical shock.
The device is not designed to explosion-proof
specifications. Do not install or use in an
oxygen room or other such locations filled
with volatile gases.
May cause fire or explosion.
Caution
Negligence could result in injury to people or damage to property.
Do not install or connect the device with the
power on.
May cause electrical shock or malfunction.
Do not turn on power without first checking
to make sure the wiring is correct and there
are no improperly terminated wires.
May cause fire or electrical shock.
Do not put your ear close to the speaker when
using the device.
May cause harm to the ear if a sudden loud noise
is emitted.
Warning
Caution
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