IV
Operation Requirements
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Do not disassemble the device without professional instruction.
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Operate the device within the rated range of power input and output.
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Make sure that the power supply is correct before use.
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Make sure the device is powered off before disassembling wires to avoid personal injury.
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Do not unplug the power cord on the side of the device while the adapter is powered on.
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Use the device under allowed humidity and temperature conditions.
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Do not drop or splash liquid onto the device, and make sure that there is no object filled with
liquid on the device to prevent liquid from flowing into it.
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Operating temperature: –10 °C to +55 °C (+14 °F to +131 °F).
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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 block the ventilator of the device with objects, such as a newspaper, table cloth or curtain.
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Do not place an open flame on the device, such as a lit candle.
Maintenance Requirements
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Power off the device before maintenance.
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Mark key components on the maintenance circuit diagram with warning signs.
