CABLETRON SYSTEMS, INC.

FOT-F3, FOT-F25

Device Type            Transceiver
NIC Type               Ethernet
Maximum Onboard Memory Unidentified
Boot ROM               Not available
Network Transfer Rate  10Mbps
Topology               Star
Wiring Type            Fiber Optic cable – ST

                       AUI transceiver via DB-15
Data Bus               External

[Image]

                                CONNECTIONS

         Function            Label            Function           Label

  AUI transceiver via         CN1       Fiber optic                TX
  DB-15                                 connector (ST) -
                                        transmit

  Fiber optic connector        RX
  (ST) - receive

                        USER CONFIGURABLE SETTINGS

                   Function                      Label        Position

  »   SQE test function enabled                   SW1            On

      SQE test function disabled                  SW1           Off

                             DIAGNOSTIC LED(S)

   LED       Color        Status                   Condition

   PWR       Green          On                    Power is on

   PWR       Green         Off                   Power is off

   SQE      Yellow          On         Signal Quality Error test function
                                                  is enabled

   SQE      Yellow         Off         Signal Quality Error test function
                                                  is disabled

   XMT       Green       Blinking          Data is being transmitted

   XMT       Green         Off           Data is not being transmitted

   RCV      Yellow       Blinking           Data is being received

   RCV      Yellow         Off            Data is not being received

   CLN        Red        Blinking        Collision detected on network

   CLN        Red          Off         No collision detected on network

   LNK       Green          On            Network connection is good

   LNK       Green         Off           Network connection is broken