
EDIMAX COMPUTER COMPANY

1000A, EN-7008 V1.0A

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      8-bit ISA
Topology      Star

              Linear Bus
Wiring Type   RG-58A/U 50ohm coaxial

              Unshielded twisted pair

              AUI transceiver via DB-15 port
Boot ROM      Available

[Image]

                             I/O BASE ADDRESS

       Address             JP1A              JP1B              JP1C

         300h            Closed            Closed            Closed

          320h            Closed            Closed             Open

          340h            Closed             Open             Closed

          360h            Closed             Open              Open

                         INTERRUPT SETTINGS

   IRQ       JP1D      JP1E     JP1F      JP1G     JP1H      JP1I

    2       Closed     Open     Open      Open     Open      Open

    3        Open     Closed    Open      Open     Open      Open

    4        Open      Open     Closed    Open     Open      Open

    5        Open      Open     Open     Closed    Open      Open

    6        Open      Open     Open      Open     Closed    Open

    7        Open      Open     Open      Open     Open      Closed

                     DMA CHANNEL

  Channel     JP1J       JP1K      JP1L       JP1M

   DMA1      Closed      Open     Closed      Open

   DMA3       Open      Closed     Open      Closed

                  CONNECTORS

        Setting                Jumper

  External power LED.           JP2

                             BOOT ROM ADDRESS

      Address          JP3A          JP3B          JP3C          JP3D

        C0000h        Closed        Closed        Closed        Closed

        C4000h         Open         Closed        Closed        Closed

       C8000h        Closed         Open         Closed        Closed

        CC000h         Open          Open         Closed        Closed

        D0000h        Closed        Closed         Open         Closed

        D4000h         Open         Closed         Open         Closed

        D8000h        Closed         Open          Open         Closed

        DC000h         Open          Open          Open         Closed

                                CABLE TYPE

           Type                  JP4         JP10A-JP10F         JP11

        RG-58A/U 50ohm       Pins 1 & 2        Open          Pins 2 & 3
            coaxial            closed                           closed

       AUI transceiver via    Pins 2 & 3        Open          Pins 1 & 2
           DB-15 port          closed                           closed

       Unshielded twisted     Pins 2 & 3       Closed         Pins 2 & 3
              pair             closed                           closed

                                 BOOT ROM

                 Setting                                JP5

                 Disabled                             Open

                   Enabled                            Closed

                               AUTOPOLARITY

                Setting                                 JP6

                  Enabled                       Pins 1 & 2 closed

                  Disabled                       Pins 2 & 3 closed

  Note: When disabled, if the wires' polarities are reversed, the card
  may be damaged.

                      SIGNAL QUALITY ERROR (SQE) TEST

                Setting                                 JP7

                  Enabled                       Pins 1 & 2 closed

                  Disabled                       Pins 2 & 3 closed

  Note:Signal Quality Error (SQE) is a test of the collision circuitry
  and path.

                              SEGMENT LENGTH

             Maximum Length                            JP8

                185 meters                     Pins 2 & 3 closed

                 300 meters                     Pins 1 & 2 closed

       Note:Segment length is the total length of cable between the two
       farthest cards on the segment. Each card on the segment must have
       this option set the same.

                            LINK INTEGRITY TEST

                Setting                                 JP9

                  Enabled                       Pins 1 & 2 closed

                  Disabled                       Pins 2 & 3 closed

                             DIAGNOSTIC LED(S)

     LED          Color         Status                Condition

    LED1         Yellow           On          A reversed twisted pair is
                                                detected and corrected

    LED1         Yellow           Off              Normal operation

    LED2          Green           On               Normal operation

    LED2          Green           Off         A reversed twisted pair is
                                                detected and corrected

                            MISCELLANEOUS NOTES

  The EN-7008 is Novell certified, and the 1000A is not. Chips may be in
  different locations on different revisions of the boards.

