VIVA COMPUTER COMPANY
=====================

   DUAL PRINTER CARD

   Card Type          Parallel                                    
   Chipset Controller Unidentified                                
   I/O Options        Parallel port (2)                           
   Maximum Dram       N/A                                         

<gopher://bitreich.org/I/th99/i/U-Z/50678-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | 25 pin parallel    |   CN1    | 26-pin parallel |   CN2    |
   | port               |          | port            |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   PARALLEL PORT 1 SELECT                   |
   |------------------------------------------------------------|
   |   LPT    |     JP1/A      |     JP1/B      |     JP1/C     |
   |----------+----------------+----------------+---------------|
   |>> | LPT2 |   Pins 2 & 3   |   Pins 2 & 3   |  Pins 2 & 3   |
   |   |      |      open      |     closed     |     open      |
   |---+------+----------------+----------------+---------------|
   |   | LPT1 |   Pins 2 & 3   |   Pins 2 & 3   |  Pins 2 & 3   |
   |   |      |     closed     |      open      |     open      |
   |---+------+----------------+----------------+---------------|
   |   | LPT3 |   Pins 2 & 3   |   Pins 2 & 3   |  Pins 2 & 3   |
   |   |      |      open      |      open      |    closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   PARALLEL PORT 2 SELECT                   |
   |------------------------------------------------------------|
   |   LPT    |     JP1/A      |     JP1/B      |     JP1/C     |
   |----------+----------------+----------------+---------------|
   |>> | LPT3 |   Pins 1 & 2   |   Pins 1 & 2   |  Pins 1 & 2   |
   |   |      |      open      |      open      |    closed     |
   |---+------+----------------+----------------+---------------|
   |   | LPT1 |   Pins 1 & 2   |   Pins 1 & 2   |  Pins 1 & 2   |
   |   |      |     closed     |      open      |     open      |
   |---+------+----------------+----------------+---------------|
   |   | LPT2 |   Pins 1 & 2   |   Pins 1 & 2   |  Pins 1 & 2   |
   |   |      |      open      |     closed     |     open      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    SERIAL PORT 1 SELECT                    |
   |------------------------------------------------------------|
   |            IRQ             |             JP2/B             |
   |----------------------------+-------------------------------|
   |>> |          IRQ7          |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ5          |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    SERIAL PORT 2 SELECT                    |
   |------------------------------------------------------------|
   |            IRQ             |             JP2/A             |
   |----------------------------+-------------------------------|
   |>> |          IRQ5          |       Pins 2 & 3 closed       |
   |---+------------------------+-------------------------------|
   |   |          IRQ7          |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+