UNIDENTIFIED
============

   SOUND ZAPPER

   Card Type     Sound card                                       
   Chipset       Unidentified                                     
   Controller    
   I/O Options   Game/MIDI port, line in, microphone in, speaker  
                 out, volume                                      
   Maximum DRAM  N/A                                              

<gopher://bitreich.org/I/th99/i/U-Z/51347-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | Game/MIDI port     |   CN1    | Speaker out     |    J3    |
   |--------------------+----------+-----------------+----------|
   | Line in            |    J1    | Volume          |   VR1    |
   |--------------------+----------+-----------------+----------|
   | Mic in             |    J2    |                 |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 BASE I/O ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |       Address       |       JP2/A       |      JP2/B       |
   |---------------------+-------------------+------------------|
   |>> |      220h       |      Closed       |       Open       |
   |---+-----------------+-------------------+------------------|
   |   |      240h       |       Open        |      Closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |    IRQ    |   JP4/A    |   JP4/B   |   JP4/C   |   JP4/D   |
   |-----------+------------+-----------+-----------+-----------|
   |>> |   7   |    Open    |   Open    |   Open    |  Closed   |
   |---+-------+------------+-----------+-----------+-----------|
   |   |   2   |   Closed   |   Open    |   Open    |   Open    |
   |---+-------+------------+-----------+-----------+-----------|
   |   |   3   |    Open    |  Closed   |   Open    |   Open    |
   |---+-------+------------+-----------+-----------+-----------|
   |   |   5   |    Open    |   Open    |  Closed   |   Open    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |  Channel   |   JP3/A   |   JP3/B   |   JP5/A   |   JP5/B   |
   |------------+-----------+-----------+-----------+-----------|
   |>>  |   1   |  Closed   |   Open    |  Closed   |   Open    |
   |----+-------+-----------+-----------+-----------+-----------|
   |    |   3   |   Open    |  Closed   |   Open    |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                FM SYNTHESIZER CONFIGURATION                |
   |------------------------------------------------------------|
   |               Setting                |         JP6         |
   |--------------------------------------+---------------------|
   |>> | Standard 11-voice FM synthesizer |  Pins 1 & 2 closed  |
   |---+----------------------------------+---------------------|
   |   | Upgrade 22-voice FM synthesizer  |  Pins 2 & 3 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  GAME PORT CONFIGURATION                   |
   |------------------------------------------------------------|
   |             Setting              |           JP1           |
   |----------------------------------+-------------------------|
   |>>  |           Enabled           |         Closed          |
   |----+-----------------------------+-------------------------|
   |    |          Disabled           |          Open           |
   +------------------------------------------------------------+