3This chapter contains important safety instructions for preventing bodilyinjury and/or property damage. You are required to follow them.This symbol indicates a potential hazardthat could result in serious injury or death. Severity of bodily injury and/or property damage, which could result from incorrectuse of the Switching Hub, are explained below. The following symbols are used to classify and describe the type of instructions tobe observed.Important Safety InstructionsWARNINGCAUTION This symbol indicates safety instructions.Deviation from these instructions could leadto bodily injury and/or property damage.This symbol is used to alertusers to what they must do.This symbol is used to alertusers to what they must not do.WARNING Do not use power supply other than AC 100 - 240 V.Deviation could lead to fire, electric shock, and/or equipment failure. Do not handle this Switching Hub and connection cables during athunderstorm.Deviation could lead to electric shock. Do not disassemble and/or modify this Switching Hub.Deviation could lead to fire, electric shock, and/or equipment failure. Do not damage the power cord. Do not bend too tightly, stretch, twist, bundlewith other cord, pinch, put under a heavy object and/or heat it.Damaged power cord could lead to fire, short, and/or electric shock. Do not unplug nor plug in the power plug with wet hands.Deviation could lead to electrical shock, and/or equipment failure. Do not insert, nor drop foreign objects such as metal or combustible things intothe inside through the openings, twisted pair ports, console port and SFPextension slot.Deviation could lead to fire, electric shock, and/or equipment failure. Do not store or use the Switching Hub in places where it might get splashedwith liquids such as water, in places with a lot of humidity, in places withconductive dust, or in places where there are corrosive and combustible gases.Deviation could lead to fire, electrical shock, and/or equipment failure. Do not store or use the Switching Hub in places where it will be exposed todirect sunlight or high temperatures.The temperature inside will rise, which may cause fire. Do not store or use the Switching Hub in places where there are lots ofvibrations and impacts, or in unstable areas.It might fall, which may cause injuries and/or equipment failure.