CABLETRON SYSTEMS, INC.

TPFOT-2

Device Type            Transceiver
NIC Type               Ethernet
Maximum Onboard Memory Unidentified
Boot ROM               Not available
Network Transfer Rate  10Mbps
Topology               Star
Wiring Type            Unshielded twisted pair

                       Fiber optic
Data Bus               External

[Image]

                                CONNECTIONS

        Function            Label            Function            Label

  Power jack                 CN1       Fiber optic connector       TX
                                       (ST) - transmit

  RJ-45 UTP connector        CN2       Fiber optic connector       RX
                                       (ST) - receive

                        USER CONFIGURABLE SETTINGS

                    Function                      Label      Position

  RJ-45 configured for crossover operation        SW1           On

  RJ-45 configured for straight-through           SW1           Off
  operation

                             DIAGNOSTIC LED(S)

    LED       Color       Status                  Condition

    PWR       Green         On                   Power is on

    PWR       Green        Off                   Power is off

    XMT       Green      Blinking      Data is being received from fiber
                                       optic and transmitted from RJ45

    XMT       Green        Off          Data is not being received from
                                       fiber optic and transmitted from
                                                     RJ45

    RCV       Yellow     Blinking    Data is being received from RJ45 and
                                         transmitted from fiber optic

    RCV       Yellow       Off       Data is not being received from RJ45
                                       and transmitted from fiber optic

    COL        Red       Blinking       Collision detected on network

    COL        Red         Off         No collision detected on network

    LNK       Green         On                 UTP link is good

    LNK       Green        Off                UTP link is broken

   FLNK       Green         On             Fiber optic link is good

   FLNK       Green        Off            Fiber optic link is broken