3Com 3CR16708-91 Getting Started Guide - Page 59

Important Safety Information 59 WARNING: The socket outlet must be near to the unit and easily accessible. You can only remove power from the unit by disconnecting the power cord from the outlet. WARNING: This unit operates under SELV (Safety Extra Low Voltage) conditions according to IEC 60950. The conditions are only maintained if the equipment to which it is connected also operates under SELV conditions. WARNING: France and Peru only: This unit cannot be powered from IT† supplies. If your supplies are of IT type, this unit must be powered by 230V (2P+T) via an isolation transformer ratio 1:1, with the secondary connection point labelled Neutral, connected directly to earth (ground). †Impédance à la terre. WARNING: U.K. only: If connecting a modem to the console port of the Switch, only use a modem which is suitable for connection to the telecommunications system. WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as standard traditional telephone sockets, or to connect the unit to a traditional PBX or public telephone network. Only connect RJ-45 data connectors, network telephony systems, or network telephones to these sockets. Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to these data sockets. WARNING: Fiber Optic ports - Optical Safety Class 1 LASER PRODUCT Never look at the transmit laser through a magnifying device while it is powered on. Never look directly at the fiber TX port and fiber cable ends when they are powered on. WARNING: Use of controls or adjustments of performance or procedures other than those specified herein may result in hazardous laser emissions.