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       # UNIDENTIFIED
       
          MT-881
       
          Card Type     Multi I/O                                        
          Chipset       Unidentified                                     
          Controller    
          I/O Options   Parallel port (1), Serial port (1), 360KB, 720KB 
                        drives (2), Game Port (1)                        
          Maximum Dram  N/A                                              
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |       Purpose       | Location |    Purpose     | Location |
          |---------------------+----------+----------------+----------|
          | 25-pin parallel     |   CN1    | 10-pin serial  |   CN4    |
          | port                |          | port internal  |          |
          |---------------------+----------+----------------+----------|
          | 15-pin game port    |   CN2    | 34-pin floppy  |   CN5    |
          |                     |          | drive          |          |
          |---------------------+----------+----------------+----------|
          | 10-pin serial port  |   CN3    |                |          |
          | internal            |          |                |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      GAME PORT SELECT                      |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          |          Enabled           |       Pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |          Disabled          |        Pins 1 & 2 open        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    PARALLEL PORT SELECT                    |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          |        LPT1 enabled        |       Pins 7 & 8 closed       |
          |----------------------------+-------------------------------|
          |        LPT2 enabled        |       Pins 5 & 7 closed       |
          |----------------------------+-------------------------------|
          |          Disabled          |      Pins 5 & 7 & 8 open      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SERIAL PORT 1 PORT SELECT                  |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          |            COM1            |  Pins 9 & 10, 13 & 14 closed  |
          |----------------------------+-------------------------------|
          |            COM3            |  Pins 9 & 10, 11 & 13 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SERIAL PORT 2 PORT SELECT                  |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          |            COM2            | Pins 16 & 15, 20 & 19 closed  |
          |----------------------------+-------------------------------|
          |            COM4            | Pins 16 & 15, 17 & 19 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        TIMER SELECT                        |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          |           Enable           |       Pins 3 & 4 closed       |
          |----------------------------+-------------------------------|
          |          Disable           |        Pins 3 & 4 open        |
          +------------------------------------------------------------+