DAVID SYSTEMS, INC.

ETHER-T AT ADAPTER

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

              AUI Transceiver via DB-15 port
Boot ROM      Available

[Image]

                                        INTERRUPT REQUEST

   IRQ     JP2      JP3      JP4      JP5      JP6      JP7      JP8      JP9     JP10     JP11

      2    Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

  »   3    Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      4    Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      5    Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      6    Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      7    Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      10   Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      11   Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      12   Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      15  Closed    Open     Open     Open    Open     Open     Open     Open     Open     Open

                                CABLE TYPE

                     Type                                JP7-12

  »      Shielded/Unshielded twisted pair          Pins 1 & 2 Closed

          AUI transceiver via DB-15 port           Pins 2 & 3 Closed

                             BOOT ROM ADDRESS

           ROM Address                   SW1/5               SW1/6

            C0000h-C3FFFh                 On                   On

            C4000h-C7FFFh                 Off                  On

            C8000h-CBFFFh                 On                  Off

  »         CC000h-CFFFFh                 Off                 Off

                             I/O BASE ADDRESS

         I/O             SW1/1        SW1/2        SW1/3         SW1/4

        280h-29Fh          On           On           On           On

  »     2A0h-2BFh          On          Off           On           On

        2C0h-2DFh          On           On          Off           On

        2E0h-2FFh          On          Off          Off           On

        300h-31Fh          On           On           On           Off

        320h-33Fh          On          Off           On           Off

        340h-35Fh          On           On          Off           Off

        360h-37Fh          On          Off          Off           Off

                             LINK TEST SIGNAL

                  Mode                                 JP10

  »       Link test signal Enabled               Pins 1 & 2 Closed

          Link test signal Disabled              Pins 2 & 3 Closed

  Note: When the link test signal is enabled it checks the cable path for
  proper wiring.

                               COMPATIBILITY

                   Mode                                  JP1

  »            Compatibility on                   Pins 1 & 2 Closed

               Compatibility off                  Pins 2 & 3 Closed

  Note: If one of the following problems persist after checking all other
  possibilities disabled compatibility.

  Intermittent failures when booting the PC, system lock up, continuous
  network error messages.

[Image]

                             DIAGNOSTIC LED(S)

    LED         Color        Status                  Condition

    LED1         Red           On            The adapter or hub port is
                                                  malfunctioning.

    LED1         Red           Off           The adapter or hub port is
                                               operating correctly.

    LED2        Green          On               Good network cabling
                                                    connection.

    LED2        Green          Off         Bad connection, or a break in
                                                   the cabling.

    LED3         Red        Blinking        Data is being transmitted.

    LED3         Red           Off        Data is not being transmitted.

    LED4         Red        Blinking          Data is being received.

    LED4         Red           Off          Data is not being received.

  FACTORY CONFIGURED SETTINGS

      LED          Condition

     SW1/7           Unused

     SW1/8           Unused