THOMAS-CONRAD CORPORATION

TC5045-2

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Linear Bus
Wiring Type   RG58A/U 50ohm coaxial

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                                DMA CHANNEL

          Channel                    JP3                     JP4

  »           DMA5                  Closed                   Open

              DMA1                  Closed                  Closed

              DMA6                   Open                   Closed

              DMA7                   Open                    Open

                             INTERRUPT REQUEST

        IRQ                 JP5               JP6               JP7

  »         3             Closed            Closed             Open

           2/9            Closed            Closed            Closed

            5             Closed             Open             Closed

            7             Closed             Open              Open

           10              Open             Closed            Closed

           11              Open             Closed             Open

           12              Open              Open             Closed

           15              Open              Open              Open

                                 BOOT ROM

                 Setting                                JP8

  »                Disabled                             Open

                   Enabled                             Closed

                                 BUS CYCLE

                  Mode                                  JP9

  »            Fast bus cycles                         Open

               Slow bus cycles                        Closed

                 I/O BASE ADDRESS AND BASE MEMORY ADDRESS

     Address          Memory          JP10         JP11          JP12
                     Address

  »     300h -       D8000h -         Open        Closed        Closed
         31Fh         DBFFFh

        100h -       C8000h -        Closed       Closed        Closed
         11Fh         CBFFFh

        120h -       CC000h -        Closed       Closed         Open
         13Fh         CFFFFh

        140h -       D0000h -        Closed        Open         Closed
         15Fh         D3FFFh

        160h -       D4000h -        Closed        Open          Open
         17Fh         DBFFFh

        320h -       DC000h -         Open        Closed         Open
         33Fh         DFFFFh

        340h -       E0000h -         Open         Open         Closed
         35Fh         E3FFFh

                                CABLE TYPE

            Type                  JP19 - JP25            JP26 - JP31

   RG-58A/U 50ohm coaxial            Closed                  Open

  AUI transceiver via DB-15           Open                  Closed
            port

[Image]

                             DIAGNOSTIC LED(S)

     LED         Color          Status                Condition

    LED1         Yellow           On          Data is being transmitted

    LED1         Yellow          Off        Data is not being transmitted

    LED2         Green            On           Data is being received

    LED2         Green           Off         Data is not being received

    LED3         Yellow        Blinking     Collision detected on network

    LED3         Yellow          Off          No collisions detected on
                                                       network

    LED4         Green            On          Network connection is good
                                                     (UTP only)

    LED4         Green           Off         Network connection is broken
                                                     (UTP only)