DoorBird D21 Série Manuel D'installation page 3

Notice: Indicates a situation which, if not avoided, could result
NOT I C E
in damage to property.
Important: Indicates significant information which is essential
for the product to function correctly.
Note: Indicates useful information which helps in getting the
most out of the product.
Hazard information
WARNING
∙ Mounting, installation and servicing work on electrical devices may
only be performed by a qualified eletrician. Failure to observe this
regulation could result in the risk of serious damage to health or fatal
injury due to electric shocks.
∙ Devices with 110-240 V connection: The device may only be connected
to an easily accessible power socket outlet. The mains adapter must
be pulled out if a hazard occurs.
∙ For power supply, only use the original plug-in mains adapter
delivered with the device or a recommended PoE-Switch/PoE-Injector
as specified in this manual.
∙ Because of electrostatic charging, direct contact with the circuit
board can result in destruction of the device. Direct contact with the
circuit board must therefore be avoided at any time.
∙ Observe the EN 60065 resp. EN 60950 resp. EN 62368 standard.
∙ Do not use the device if there are signs of damage to the housing,
control elements or connecting sockets, for example, or if it
demonstrates a malfunction. If you have any doubts, please have
the device checked by an authorized expert.
∙ Do not open the device. This voids the warranty of the device.
The device does not contain any parts that can be maintained by the
user. In the event of an error, please have the device checked by an
authorized expert.
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