DoorBird D21 Série Manuel D'installation page 4

WARNING
∙ For safety, approval and licensing reasons (CE/FCC/IC etc.), unauthorized
change and/or modification of the device is not permitted.
∙ The device is not a toy; do not allow children to play with it. Do not
leave packaging material lying around. Plastic films/bags, pieces of
polystyrene, etc. can be dangerous in the hands of a child.
∙ Always lay cables in such a way that they do not become a risk to
people and domestic animals.
∙ Voltage is applied to parts within the equipment. Do not touch any
parts that are not associated with the installation, wiring, or connection.
Electric shock could result.
∙ On devices which are not marked as weather-proof: Keep the device
away from water or any other liquid.
∙ Do not install or make any wire terminations while power supply is
plugged in. It can cause eletric shock or damage to the device.
∙ Before turning on power, make sure wires are not crossed or shorted.
If not, fire or eletric shock could result.
∙ High voltage may be present internally. Do not open the device.
Electric shock could result.
∙ The device is not of explosion-proof. Do not install or use near gases
or flammable materials. Fire or explosion could result.
∙ Do not install two power supplies in parallel to a single input. Fire or
damage to the device could result. Be sure to connect a single power
supply to the device.
∙ Do not connect any terminal on the device to an AC power line. Fire
or electric shock could result.
∙ Keep AC cord from being marred or crushed. If the AC cord is fractured,
fire or electric shock could result.
∙ Do not plug or unplug with wet hands. Electric shock could result.
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