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       # KOUWELL ELECTRONIC CORPORATION
       
          KM-516
       
          Card Type          Multi I/O card                              
          Chipset/Controller National Semiconductor                      
          I/O Options        Floppy drive interface, game port, parallel 
                             port, serial ports (2)                      
          Maximum DRAM       N/A                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |    Purpose     | Location |       Purpose       | Location |
          |----------------+----------+---------------------+----------|
          | Floppy Drive   |   CN1    | Game port 16-pin    |   CN4A   |
          | Interface      |          | header              |          |
          |----------------+----------+---------------------+----------|
          | Serial port 1  |   CN2    | Game port DB-15     |   CN4B   |
          |----------------+----------+---------------------+----------|
          | Serial port 2  |   CN3    | Parallel port       |   CN5    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SERIAL PORT CONFIGURATION                  |
          |------------------------------------------------------------|
          | Port 1 (CN2) |  Port 2  |  J3A   |  J3B   |  J3C   |  J3D  |
          |              |  (CN3)   |        |        |        |       |
          |--------------+----------+--------+--------+--------+-------|
          | » |   COM1   |   COM2   |  Open  |  Open  | Pins 1 | Pins  |
          |   |          |          |        |        |  & 2   | 2 & 3 |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   COM1   | Disabled |  Open  |  Open  |  Open  | Pins  |
          |   |          |          |        |        |        | 2 & 3 |
          |---+----------+----------+--------+--------+--------+-------|
          |   | Disabled |   COM2   |  Open  |  Open  | Pins 1 | Open  |
          |   |          |          |        |        |  & 2   |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   COM3   |   COM4   | Pins 1 | Pins 2 |  Open  | Open  |
          |   |          |          |  & 2   |  & 3   |        |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   COM3   | Disabled |  Open  | Pins 2 |  Open  | Open  |
          |   |          |          |        |  & 3   |        |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   | Disabled |   COM4   | Pins 1 |  Open  |  Open  | Open  |
          |   |          |          |  & 2   |        |        |       |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT INTERRUPT SELECTION               |
          |------------------------------------------------------------|
          | Port 1 (CN2) |  Port 2  |  J4A   |  J4B   |  J4C   |  J4D  |
          |              |  (CN3)   |        |        |        |       |
          |--------------+----------+--------+--------+--------+-------|
          | » |   IRQ4   |   IRQ3   |  Open  | Pins 1 | Pins 2 | Open  |
          |   |          |          |        |  & 2   |  & 3   |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   IRQ4   | Disabled |  Open  |  Open  | Pins 2 | Open  |
          |   |          |          |        |        |  & 3   |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   | Disabled |   IRQ3   |  Open  | Pins 1 |  Open  | Open  |
          |   |          |          |        |  & 2   |        |       |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   IRQ5   |   IRQ2   | Pins 1 |  Open  |  Open  | Pins  |
          |   |          |          |  & 2   |        |        | 2 & 3 |
          |---+----------+----------+--------+--------+--------+-------|
          |   |   IRQ5   | Disabled |  Open  |  Open  |  Open  | Pins  |
          |   |          |          |        |        |        | 2 & 3 |
          |---+----------+----------+--------+--------+--------+-------|
          |   | Disabled |   IRQ2   | Pins 1 |  Open  |  Open  | Open  |
          |   |          |          |  & 2   |        |        |       |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |  LPT  |      Mode      |       J1        |       J2        |
          |-------+----------------+-----------------+-----------------|
          | » | 1 | Unidirectional |   Pins 1 & 2    |   Pins 4 & 5    |
          |   |   |                |     closed      |     closed      |
          |---+---+----------------+-----------------+-----------------|
          |   | 2 | Bidirectional  |   Pins 2 & 3    |   Pins 5 & 6    |
          |   |   |                |     closed      |     closed      |
          +------------------------------------------------------------+