TRANSITION ENGINEERING, INC.
============================

   TNIC-1500TA2/TNIC-1500T2/TNIC-1500A2

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         16-bit ISA                                    
   Topology         Linear bus                                    
   Wiring Type      Unshielded twisted pair                       
                                                                  
                    RG58A/U 50ohm coaxial                         
                                                                  
                    AUI transceiver via DB15                      
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/S-T/40631-1.png>
   

   +---------------------------------------------------------------+
   |                          DMA CHANNEL                          |
   |---------------------------------------------------------------|
   |Channel| JP1A | JP1B | JP1C | JP1D | JP2A | JP2B | JP2C | JP2D |
   |-------+------+------+------+------+------+------+------+------|
   | DMA3  | Open | Open | Open |Closed| Open | Open | Open |Closed|
   |-------+------+------+------+------+------+------+------+------|
   | DMA5  | Open | Open |Closed| Open | Open | Open |Closed| Open |
   |-------+------+------+------+------+------+------+------+------|
   | DMA6  | Open |Closed| Open | Open | Open |Closed| Open | Open |
   |-------+------+------+------+------+------+------+------+------|
   | DMA7  |Closed| Open | Open | Open |Closed| Open | Open | Open |
   +---------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          ROM SIZE                          |
   |------------------------------------------------------------|
   |            Size            |              JP3              |
   |----------------------------+-------------------------------|
   |            64KB            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |           128KB            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |           256KB            |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT SETTINGS                     |
   |------------------------------------------------------------|
   |IRQ | JP4A | JP4B | JP4C | JP4D | JP4E | JP4H | JP4I | JP4J |
   |----+------+------+------+------+------+------+------+------|
   | 3  |Closed| Open | Open | Open | Open | Open | Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 4  | Open |Closed| Open | Open | Open | Open | Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 5  | Open | Open |Closed| Open | Open | Open | Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 9  | Open | Open | Open |Closed| Open | Open | Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 10 | Open | Open | Open | Open |Closed| Open | Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 11 | Open | Open | Open | Open | Open |Closed| Open | Open |
   |----+------+------+------+------+------+------+------+------|
   | 12 | Open | Open | Open | Open | Open | Open |Closed| Open |
   |----+------+------+------+------+------+------+------+------|
   | 15 | Open | Open | Open | Open | Open | Open | Open |Closed|
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   I/O ADDRESS SELECTION                    |
   |------------------------------------------------------------|
   | I/O Address |   Boot ROM   |     JP5     |  JP6A  |  JP6B  |
   |-------------+--------------+-------------+--------+--------|
   |  310-31Fh   | C8000-CBFFFh | Pins 1 & 2  | Closed | Closed |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  320-32Fh   | CC000-CFFFFh | Pins 1 & 2  | Closed |  Open  |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  340-34Fh   | D0000-D7FFFh | Pins 1 & 2  |  Open  | Closed |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  360-36Fh   | D4000-D7FFFh | Pins 1 & 2  |  Open  |  Open  |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  300-30Fh   |     None     | Pins 2 & 3  | Closed | Closed |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  320-32Fh   |     None     | Pins 2 & 3  | Closed |  Open  |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  340-34Fh   |     None     | Pins 2 & 3  |  Open  | Closed |
   |             |              |   closed    |        |        |
   |-------------+--------------+-------------+--------+--------|
   |  360-36Fh   |     None     | Pins 2 & 3  |  Open  |  Open  |
   |             |              |   closed    |        |        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |               Type               |    JP7     |    JP8     |
   |----------------------------------+------------+------------|
   |   |   Unshielded twisted pair    | Pins 1 & 2 |    N/A     |
   |   |                              |   closed   |            |
   |---+------------------------------+------------+------------|
   |>> |    RG58A/U 50ohm coaxial     | Pins 2 & 3 | Pins 1 & 2 |
   |   |                              |   closed   |   closed   |
   |---+------------------------------+------------+------------|
   |   |  AUI transceiver via DB-15   | Pins 2 & 3 | Pins 2 & 3 |
   |   |             port             |   closed   |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |   LED    |   Status    |             Condition             |
   |----------+-------------+-----------------------------------|
   |    L1    |     On      |   10BaseT link integrity exists   |
   |----------+-------------+-----------------------------------|
   |    L1    |     Off     |   10BaseT link integrity broken   |
   |----------+-------------+-----------------------------------|
   |    L2    |     On      |          Card receiving           |
   |----------+-------------+-----------------------------------|
   |    L2    |     Off     |             Card idle             |
   |----------+-------------+-----------------------------------|
   |    L3    |     On      |     Network polarity correct      |
   |----------+-------------+-----------------------------------|
   |    L3    |     Off     |     Network polarity reversed     |
   |----------+-------------+-----------------------------------|
   |    L4    |     On      |         Card transmitting         |
   |----------+-------------+-----------------------------------|
   |    L4    |     Off     |             Card idle             |
   |----------+-------------+-----------------------------------|
   |    L5    |     On      |           UTP disabled            |
   |----------+-------------+-----------------------------------|
   |    L5    |     Off     |            UTP enabled            |
   |------------------------------------------------------------|
   | Note:L1 is only functional when card is installed on a     |
   | 10BaseT network.                                           |
   +------------------------------------------------------------+