Important Safety Information A-3Power Supply and FuseThe unit automatically adjusts to the supply volt-age. The fuse is suitable for both 110V A.C. and220–240V A.C. operation.WARNING: Ensure that the power is disconnectedbefore opening the fuse holder cover.To change the fuse, release the fuse holder bygently levering a small screwdriver under the fuseholder catch. Only 5A Time Delay (anti-surge) fusesof the same type and manufacture as the originalshould be used.Sockets for Redundant Power System (RPS)Only connect a 3Com Redundant Power System tothis socket. For details, follow the installationinstructions in the manuals accompanying theRedundant Power System.RJ45 PortsThe RJ45 ports are shielded RJ45 data sockets. Theycannot be used as telephone sockets. Only connectRJ45 data connectors to these sockets.Either shielded or unshielded data cables withshielded or unshielded jacks can be connected tothese data sockets.Fiber PortsUnder normal viewing conditions, there is no hazardfrom the fiber Transmit LED. It is recommendedhowever, that the LED is not viewed through anymagnifying device whilst it is powered on. It isadvisable that the fiber Tx port and fiber cable endsare never viewed directly when powered-on.
