
TIARA COMPUTER SYSTEMS, INC.

10BASE-T LanCard AT

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit ISA
Topology      Linear Bus

              Star
Wiring Type   Shielded twisted pair

              Unshielded twisted pair

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                                 BOOT ROM ADDRESS

  Address    JP24     JP25     JP26     JP27     JP28    JP29     JP30     JP31

  Disabled   Open     Open     Open     Open     Open    Open     Open     Closed

  C4000h     Open     Open     Open     Open     Open    Open     Closed   Open

  C8000h     Open     Open     Open     Open     Open    Closed   Open     Open

  CC000h     Open     Open     Open     Open    Closed   Open     Open     Open

  D0000h     Open     Open     Open    Closed    Open    Open     Open     Open

  D4000h     Open     Open    Closed    Open     Open    Open     Open     Open

  D8000h     Open    Closed    Open     Open     Open    Open     Open     Open

  DC000h     Closed   Open     Open     Open     Open    Open     Open     Open

  Note:JP32 and JP33 should remain with pins 2 & 3 closed.

                                    INTERRUPT REQUEST

   IRQ     JP5      JP6      JP7      JP8      JP9     JP10     JP11     JP12     JP13

     3    Open     Open     Open     Open    Open     Open     Open     Open    Closed

      4    Open     Open     Open     Open    Open     Open     Open     Closed   Open

      5    Open     Open     Open     Open    Open     Open     Closed   Open     Open

      7    Open     Open     Open     Open    Open     Closed   Open     Open     Open

      9    Open     Open     Open     Open    Closed   Open     Open     Open     Open

      10   Open     Open     Open    Closed   Open     Open     Open     Open     Open

      11   Open     Open    Closed    Open    Open     Open     Open     Open     Open

      12   Open    Closed    Open     Open    Open     Open     Open     Open     Open

      15  Closed    Open     Open     Open    Open     Open     Open     Open     Open

                                CABLE TYPE

                 Type                     JP1         JP2         JP3

   Shielded/Unshielded twisted pair      Open       Closed        Open
         (10Base-T Standard)

    AUI transceiver via DB-15 port       Open        Open        Closed

   Shielded/Unshielded twisted pair     Closed       Open         Open
       (Pre-10Base-T Standard)

                                 I/O BASE ADDRESS

  Address    JP14     JP15     JP16     JP17    JP18     JP19     JP20     JP21

     300h  Closed    Open     Open     Open    Open     Open     Open     Open

      260h   Open     Open     Open     Open    Closed   Open     Open     Open

      280h   Open     Open     Open     Open    Open     Closed   Open     Open

      2A0h   Open     Open     Open     Open    Open     Open     Closed   Open

      2E0h   Open     Open     Open     Open    Open     Open     Open     Closed

      320h   Open    Closed    Open     Open    Open     Open     Open     Open

      380h   Open     Open    Closed    Open    Open     Open     Open     Open

      3E0h   Open     Open     Open    Closed   Open     Open     Open     Open

                     COMPATIBILITY MODE CONFIGURATION

        Compatibility                 JP22                   JP23

           Default             Pins 1 & 2 closed      Pins 1 & 2 closed

           Special             Pins 2 & 3 closed      Pins 2 & 3 closed

  Note:Use the special mode on the PS/2 Model 30-286 if the computer
  stops operating after running IPX.

     DB-15 PORT GROUND CONFIGURATION

   DB-15 Standard            JP4

         AUI          Pins 1 & 2 closed

         DIX          Pins 2 & 3 closed

[Image]

                            DIAGNOSTIC LED(S)

        LED               Status                    Condition

        L1                  On              Data is being transmitted

        L2                  On               Data is being received

        L3                  On           Collision is detected on network

        L4                  On              twisted pair link is good

        L5                  On           Card is powered and fuse is good

