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       # TANDY/RADIO SHACK
       
          MONOCHROME GRAPHICS/PARALLEL ADAPTER (250-3049)
       
          Card Type                    Parallel, video card              
          Chipset                      Unidentified                      
          I/O Options                  Parallel port                     
          Data Bus                     8-bit ISA                         
          Video Types Supported        Monochrome                        
          Highest Resolution Supported 720 x 348                         
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        | Label |     Function      | Label |
          |------------------------+-------+-------------------+-------|
          | 9-pin monochrome video |  CN1  | Parallel port     |  CN2  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT ADDRESS SELECTION               |
          |------------------------------------------------------------|
          |          Setting           |              JP1              |
          |----------------------------+-------------------------------|
          |            3BCh            |       Pins 3 & 4 closed       |
          |----------------------------+-------------------------------|
          |            378h            |   Pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |          Disabled          |       Pins 1 & 3 closed       |
          +------------------------------------------------------------+