- iv -
Safety Precautions
◼ It's recommended that Ethernet and phone (FXS) cabling be routed only indoors and not exit
the building.
◼ Do not open or dismantle the device.
◼ Do not expose the device to water or moisture.
◼ Make sure the device is installed in a well-ventilated location to avoid overheating of internal
components and subsequent damage.
◼ Do not place any object on top of the device and make sure that sufficient clearance from the
top and sides are maintained to ensure proper airflow to avoid over heating of internal
components.
◼ Operate the device in an ambient temperature (Tma) that does not exceed 40°C (104°F).
◼ Use only the supplied AC/DC power adapter for connection to the power source.
Warning: In case of a malfunction, do not attempt to fix the power adapter and do not use
any other type of power adapter.
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