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       # SEA LEVEL SYSTEMS, INC.
       
          DIO-32B
       
          Card Type           Serial card                                
          Chip Set            Unidentified                               
          I/O Options         Serial port                                
          Data Bus            8-bit ISA                                  
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |           Function            |           Label            |
          |-------------------------------+----------------------------|
          | Serial port                   |             P1             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | Factory configured – do not     |  E1   | Unidentified |
          |   | alter                           |       |              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT INTERRUPT SELECTION               |
          |------------------------------------------------------------|
          |            IRQ             |              E2               |
          |----------------------------+-------------------------------|
          |    |          2/9          |       Pins 1 & 2 closed       |
          |----+-----------------------+-------------------------------|
          |    |           3           |       Pins 3 & 4 closed       |
          |----+-----------------------+-------------------------------|
          |    |           4           |       Pins 5 & 6 closed       |
          |----+-----------------------+-------------------------------|
          | »  |           5           |       Pins 7 & 8 closed       |
          |----+-----------------------+-------------------------------|
          |    |           6           |      Pins 9 & 10 closed       |
          |----+-----------------------+-------------------------------|
          |    |           7           |      Pins 11 & 12 closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 BASE I/O ADDRESS SELECTION                 |
          |------------------------------------------------------------|
          |Setting |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5|SW1/6|SW1/7|SW1/8|
          |--------+------+------+------+------+-----+-----+-----+-----|
          |  | 100 | Off  |  On  |  On  |  On  | On  | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 104 | Off  |  On  |  On  |  On  | On  | On  | On  | Off |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 200 |  On  | Off  |  On  |  On  | On  | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 280 | Off  |  On  | Off  |  On  | On  | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 284 | Off  |  On  | Off  |  On  | Off | On  | On  | Off |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 2EC | Off  |  On  | Off  | Off  | Off | On  | Off | Off |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |» | 300 | Off  | Off  |  On  |  On  | On  | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 320 | Off  | Off  |  On  |  On  | Off | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 388 | Off  | Off  | Off  |  On  | On  | On  | Off | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 3A0 | Off  | Off  | Off  |  On  | Off | On  | On  | On  |
          |--+-----+------+------+------+------+-----+-----+-----+-----|
          |  | 3A4 | Off  | Off  | Off  |  On  | Off | On  | On  | Off |
          +------------------------------------------------------------+