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       # APPARAT, INC.
       
          DUAL ASYNC + 256K RAM BOARD
       
          Card Type              Memory                                  
          Maximum Onboard Memory 256KB DRAM                              
          I/O Options            Serial ports (2)                        
          Data Bus               8-bit ISA                               
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |       Function       | Label |      Function       | Label |
          |----------------------+-------+---------------------+-------|
          | Serial port 1        |  P1   | Serial port 2       |  P2   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 64KB  | (9) 64K x 1 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          | 128KB | (9) 64K x 1 | (9) 64K x  |    None    |    None    |
          |       |             |     1      |            |            |
          |-------+-------------+------------+------------+------------|
          | 192KB | (9) 64K x 1 | (9) 64K x  | (9) 64K x  |    None    |
          |       |             |     1      |     1      |            |
          |-------+-------------+------------+------------+------------|
          | 256KB | (9) 64K x 1 | (9) 64K x  | (9) 64K x  | (9) 64K x  |
          |       |             |     1      |     1      |     1      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |    Size    |   SW1/5   |   SW1/6   |   SW1/7   |   SW1/8   |
          |------------+-----------+-----------+-----------+-----------|
          |    64KB    |    On     |    Off    |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   128KB    |    On     |    On     |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   192KB    |    On     |    On     |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   256KB    |    On     |    On     |    On     |    On     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             STARTING MEMORY ADDRESS SELECTION              |
          |------------------------------------------------------------|
          |  Setting   |   SW1/1   |   SW1/2   |   SW1/3   |   SW1/4   |
          |------------+-----------+-----------+-----------+-----------|
          |    0KB     |    Off    |    Off    |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |    64KB    |    Off    |    Off    |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   128KB    |    Off    |    Off    |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   192KB    |    Off    |    Off    |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   256KB    |    Off    |    On     |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   320KB    |    Off    |    On     |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   384KB    |    Off    |    On     |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   448KB    |    Off    |    On     |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   512KB    |    On     |    Off    |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   576KB    |    On     |    Off    |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   640KB    |    On     |    Off    |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   704KB    |    On     |    Off    |    On     |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   768KB    |    On     |    On     |    Off    |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   832KB    |    On     |    On     |    Off    |    On     |
          |------------+-----------+-----------+-----------+-----------|
          |   896KB    |    On     |    On     |    On     |    Off    |
          |------------+-----------+-----------+-----------+-----------|
          |   960KB    |    On     |    On     |    On     |    On     |
          +------------------------------------------------------------+