DTK COMPUTER, INC.
==================

   ETN-003B

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         16-bit ISA                                    
   Topology         Linear Bus                                    
   Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                  
                    AUI transceiver via DB-15 port                
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/C-D/40535-1.png>
   

   +------------------------------------------------------------+
   |                     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  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |                Type                |       W4A - W4G       |
   |------------------------------------+-----------------------|
   |>> |     RG-58A/U 50ohm coaxial     |   Pins 1 & 2 closed   |
   |---+--------------------------------+-----------------------|
   |   | AUI transceiver via DB-15 port |   Pins 2 & 3 closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BOOT ROM ADDRESS                      |
   |------------------------------------------------------------|
   |      Address      |     W5A     |     W5B     |    W5C     |
   |-------------------+-------------+-------------+------------|
   |   |   Disabled    |    Open     |    Open     |    Open    |
   |---+---------------+-------------+-------------+------------|
   |>> |    C8000h     |   Closed    |   Closed    |    Open    |
   |---+---------------+-------------+-------------+------------|
   |   |    CC000h     |   Closed    |    Open     |   Closed   |
   |---+---------------+-------------+-------------+------------|
   |   |    D0000h     |   Closed    |    Open     |    Open    |
   |---+---------------+-------------+-------------+------------|
   |   |    D4000h     |    Open     |   Closed    |   Closed   |
   |---+---------------+-------------+-------------+------------|
   |   |    D8000h     |    Open     |   Closed    |    Open    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       SEGMENT LENGTH                       |
   |------------------------------------------------------------|
   |            Maximum Length             |         W6         |
   |---------------------------------------+--------------------|
   |>>            |       185 meters       |       Closed       |
   |--------------+------------------------+--------------------|
   |              |       300 meters       |        Open        |
   |------------------------------------------------------------|
   |   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.              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     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 initializing,   |
   |   enabling compatibility mode may allow the card to        |
   |   operate properly.                                        |
   +------------------------------------------------------------+