IV
Important Safeguards and Warnings
This section introduces content covering the proper handling of the Signage, hazard prevention, and
prevention of property damage. Read carefully before using the Signage, and comply with the
guidelines when using it.
Installation Requirements
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Improper use of the battery might result in a fire or explosion.
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Replace unwanted batteries with new batteries of the same type and model.
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Use the standard power adapter. We will assume no responsibility for any problems caused by the
use of a nonstandard power adapter.
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Use the power cords that are recommended for the region and conform to the rated power
specifications.
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This is a class A product. In a domestic environment this may cause radio interference in which case
you may be required to take adequate measures.
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Do not place the Signage in a place exposed to sunlight or near heat sources.
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Keep the Signage away from dampness, dust, and soot.
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Install the Signage on a stable surface to prevent it from falling.
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Install the Signage in a well-ventilated place, and do not block its ventilation.
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Use an adapter or cabinet power supply provided by the manufacturer.
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The power supply must conform to the requirements of ES1 in IEC 62368-1 standard and be no
higher than PS2. Note that the power supply requirements are subject to the device label.
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The Signage is a class I electrical appliance. Make sure that the power supply of the Signage is
connected to a power socket with protective earthing.
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The appliance coupler is a disconnection device. Keep it at a convenient angle when using it.
Operation Requirements
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Do not drop or splash liquid onto the Signage, and make sure that there is no object filled with
liquid on the Signage to prevent liquid from flowing into it.
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Operate the Signage within the rated range of power input and output.
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Do not disassemble the Signage without professional instruction.
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Use the Signage within its working humidity (10%-85% (RH)) and temperature (0 °C to 40 °C or
32 °F to 104 °F).
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