DIGITAL COMMUNICATIONS ASSOCIATES, INC.
=======================================

   IRMATRAC ISA 4/16 TOKEN-RING ADAPTER

   NIC Type         Token Ring                                    
   Transfer Rate    4/16Mbps                                      
   Data Bus         16-bit ISA                                    
   Topology         Ring                                          
   Wiring Type      Shielded twisted pair                         
                                                                  
                    Unshielded twisted pair                       
   Boot ROM         Available                                     

<gopher://bitreich.org/I/th99/n/C-D/41057-1.png>
   

   +------------------------------------------------------------+
   |               ADAPTER I/O ADDRESS SELECTION                |
   |------------------------------------------------------------|
   |      Select       |    SW1/A    |    SW1/B    |   SW1/C    |
   |-------------------+-------------+-------------+------------|
   |>> |    X'0A00'    |     On      |     On      |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'0A20'    |     Off     |     On      |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'0A40'    |     On      |     Off     |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'0A60'    |     Off     |     Off     |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'1A00'    |     On      |     On      |    Off     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'1A20'    |     Off     |     On      |    Off     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'1A40'    |     On      |     Off     |    Off     |
   |---+---------------+-------------+-------------+------------|
   |   |    X'1A60'    |     Off     |     Off     |    Off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               ADAPTER I/O ADDRESS SELECTION                |
   |------------------------------------------------------------|
   |            Address            |           SW1/A            |
   |-------------------------------+----------------------------|
   |            X'0A20'            |             On             |
   |-------------------------------+----------------------------|
   |            X'1A20'            |            Off             |
   |------------------------------------------------------------|
   | Note: This setting applies only when using Ver.1 (SW1/H    |
   | on)                                                        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BOOT ROM CONFIGURATION                   |
   |------------------------------------------------------------|
   |      Address      |    SW1/D    |    SW1/E    |   SW1/F    |
   |-------------------+-------------+-------------+------------|
   |   |   X'C4000'    |     Off     |     On      |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |   X'C8000'    |     On      |     Off     |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |   X'CC000'    |     Off     |     Off     |     On     |
   |---+---------------+-------------+-------------+------------|
   |   |   X'D4000'    |     Off     |     On      |    Off     |
   |---+---------------+-------------+-------------+------------|
   |>> |   X'D8000'    |     On      |     Off     |    Off     |
   |---+---------------+-------------+-------------+------------|
   |   |   X'DC000'    |     Off     |     Off     |    Off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BOOT RAM CONFIGURATION                   |
   |------------------------------------------------------------|
   |            Select             |           SW1/G            |
   |-------------------------------+----------------------------|
   |            Enabled            |            Off             |
   |-------------------------------+----------------------------|
   |           Disabled            |             On             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               IRMATRAC VERSION CONFIGURATION               |
   |------------------------------------------------------------|
   |            Version            |           SW1/H            |
   |-------------------------------+----------------------------|
   |              1.x              |             On             |
   |-------------------------------+----------------------------|
   |         2.0 or newer          |            Off             |
   +------------------------------------------------------------+