4Basic Instructions for the Use of This Product For inspection and/or repair, consult the shop. Use commercial power supply from a wall socket, which is close and easily accessible to thisSwitching Hub. Unplug the power cord when installing or moving this Switching Hub. Unplug the power cord when cleaning this Switching Hub. Use this Switching Hub within the specifications. Deviation could lead to malfunction. When installing this Switching Hub using rubber feet (with built-in magnets), confirm that itdoes not move or fall down due to weight of cables. When connecting a cable, hold the Switching Hub firmly. Do not put a floppy disk or a magnetic card near the rubber feet (with built-in magnets).Otherwise, recorded content may be lost. After installing this Switching Hub on an OA desk, do not move either without dismounting it.Otherwise, the desk surface may be damaged. Do not touch the metal terminal of the RJ45 connector, the modular plug of connected twistedpair cable, or the metal terminal of the SFP extension slot. Do not place charged objects inthe proximity of them. Static electricity could lead to equipment failure. Do not put the modular plug of the connected twisted pair cable on objects that can carry staticcharge, such as carpet. Do not place it in the proximity. Static electricity could lead to equipmentfailure. Do not put a strong shock, including dropping, to this Switching Hub. Deviation could lead toequipment failure. Before connecting a console cable to the console port, discharge static electricity, for exampleby touching metal appliance (do not discharge by touching this Switching Hub). Do not store and/or use this Switching Hub in the environment with the characteristics listedbelow.(Store and/or use this Switching Hub in the environment in accordance with the specification.)- High humidity. Possible spilled liquid (water).- Dusty. Possible static charge (such as carpet).- Under direct sunlight.