3Com 3C16987A, 3C16988A, 3C16986A, 3C16985B manual Important Safety Information

Important Safety Information 37

■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.

■U.K. only:

The Switch 3300 XM, SM, TM or MM is covered by Oftel General Approval, NS/G/12345/J/100003, for indirect connection to a public telecommunications system. This can only be achieved using the console port on the unit and an approved modem.

■Sockets for Redundant Power System (RPS):

Only connect an Advanced Redundant Power System (3C16071B) with Type 2A Power Modules and Type 2 cables to the Redundant Power System socket.

WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as telephone sockets. Only connect RJ-45 data connectors 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.

Never look at the transmit laser through a magnifying device while it is powered on. Never look directly at the fiber port and fiber cable ends when they are powered on.