
DTK COMPUTER, INC.

ETN-003T

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Star
Wiring Type   Unshielded twisted pair

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                             INTERRUPT REQUEST

     IRQ          W1A         W1B         W1C         W1D          W1E

       2/9      Closed       Open         Open        Open        Open

       3        Open       Closed        Open        Open        Open

        4        Open        Open        Closed       Open        Open

        5        Open        Open         Open       Closed       Open

        7        Open        Open         Open        Open       Closed

                             I/O BASE ADDRESS

     Address          W2A            W2B           W2C           W2D

         280h         Open         Closed        Closed          Open

         2E0h        Closed        Closed         Open           Open

        300h        Closed         Open          Open           Open

         320h         Open         Closed         Open           Open

         340h         Open          Open         Closed          Open

         360h         Open          Open          Open          Closed

                                 BOOT ROM

                 Setting                                W4

                 Disabled                             Open

                   Enabled                            Closed

                            BASE MEMORY ADDRESS

      Address           W5A           W5B          W5C            W5D

       C8000h        Closed        Closed         Open         Closed

        CC000h        Closed        Closed         Open          Open

        D0000h        Closed         Open         Closed        Closed

        D4000h        Closed         Open         Closed         Open

                                CABLE TYPE

                   Type                                  W6

           Unshielded twisted pair                    Closed

        AUI transceiver via DB-15 port                  Open

                            COMPATIBILITY MODE

                Setting                                 W7

                 Disabled                       Pins 1 & 2 closed

                   Enabled                       Pins 2 & 3 closed

  Note: On some systems the data bus timing is not truly IBM PC/AT
  compatible. If the card is not intitializing, enabling the
  compatibility mode may allow the card to function properly

  FACTORY CONFIGURED SETTINGS

     Jumper         Setting

      W3A             Open

      W3B            Closed

      W3C             Open

                             DIAGNOSTIC LED(S)

    LED         Color         Status                 Condition

    LED1        Green        Blinking        Data is being transmitted

    LED1        Green           On         Data is not being transmitted

    LED1        Green          Off             Card is malfunctioning

    LED2         Red            On              Card is transmitting
                                               continuously (Jabber)

    LED2         Red           Off                Normal operation

