Dahua DHI-NVD0905DH-4I-4K - Important Safeguards and Warnings; Operation Requirements; Installation Requirements

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Important Safeguards and Warnings
This section introduces content covering the proper handling of the Device, hazard prevention, and
prevention of property damage. Read carefully before using the Device, comply with the guidelines
when using it, and keep the manual safe for future reference.
Operation Requirements
WARNING
This is a class A product. In a domestic environment this may cause radio interference in which case
the user may be required to take adequate measures.
 Make sure that the power supply of the device works properly before use.
 Do not pull out the power cable of the device while it is powered on.
 Only use the device within the rated power range.
 Transport, use and store the device under allowed humidity and temperature conditions.
 Prevent liquids from splashing or dripping on the device. Make sure that there are no objects
filled with liquid on top of the device to avoid liquids flowing into it.
 Do not disassemble the device.
 Operating temperature: –10 °C to +55 °C (14 °F–131 °F).
Installation Requirements
WARNING
 Connect the device to the adapter before power on.
 Strictly abide by local electrical safety standards, and make sure that the voltage in the area is
steady and conforms to the power requirements of the device.
 Do not connect the device to more than one power supply. Otherwise, the device might
become damaged.
 To prevent explosion, replace the battery with the correct model and dispose of the unwanted
one as instructed.
 Do not expose the battery to environments where it can easily overheat such as with direct
sunlight and fire.
 Observe all safety procedures and wear required protective equipment provided for your use
while working at heights.
 Do not expose the device to direct sunlight or heat sources.
 Do not install the device in humid, dusty or smoky places.
 To ensure heat dissipation, the gap between the device and the surrounding area should not be
less than 10 cm on the sides and 5 cm on top of the device.
 Use the power adapter or case power supply provided by the device manufacturer.