THOMAS-CONRAD CORPORATION

TC4145 16/4 (NEXT GEN)

NIC Type      Token Ring
Transfer Rate 4/16Mbps
Data Bus      16-bit ISA
Topology      Ring
Wiring Type   Shielded twisted pair

              Unshielded twisted pair
Boot ROM      Available

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            RAM SIZE CONFIGURATION

         Size                    JB1

         128KB            Pins 2 & 3 closed

         512KB            Pins 1 & 2 closed

  Note: The location of JB1 is unidentified.

                             DIAGNOSTIC LED(S)

    LED        Color       Status                  Condition

   LED1        Green         On        Adapter is inserted into the ring

   LED1        Green         Off        Adapter is not inserted into the
                                                      ring

   LED2         Red          On        Data is being transmitted/received

   LED2         Red          Off                Data is not being
                                              transmitted/received