MEDIA VISION TECHNOLOGY, INC.
=============================

   THUNDER & LIGHTNING (650-0025-01)

   Card Type          Video card, sound card,                     
   Video Chip Set     Cirrus Logic                                
   Maximum Video      Unidentified                                
   Memory             
   Video Types        Unidentified                                
   Supported          
   Highest Resolution 1024 x 768                                  
   Supported          
   I/O Options        Game/MIDI port, VGA port, microphone jack,  
                      line out                                    
   Data Bus           16-bit ISA                                  

<gopher://bitreich.org/I/th99/i/M-O/53342-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Function      | Location |     Function     | Location |
   |-------------------+----------+------------------+----------|
   | VGA Port          |   CN1    | Unidentified     |   J21    |
   |-------------------+----------+------------------+----------|
   | Microphone jack   |   CN2    | Unidentified     |   JP1    |
   |-------------------+----------+------------------+----------|
   | Line out          |   CN3    | Unidentified     |   JZ1    |
   |-------------------+----------+------------------+----------|
   | Game/MIDI port    |    J3    | Volume control   |   VR1    |
   |-------------------+----------+------------------+----------|
   | Unidentified      |   J20    |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Label  |  Position  |
   |--------------------------------------+--------+------------|
   |>> | 0 wait state enabled             |  JP4   | Pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | 1 wait state disabled            |  JP4   | Pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | FM Synthesis - enabled           | SW1/4  |    Off     |
   |---+----------------------------------+--------+------------|
   |   | FM Synthesis - disabled          | SW1/4  |     On     |
   |---+----------------------------------+--------+------------|
   |>> | Joystick - disabled              | SW1/5  |    Off     |
   |---+----------------------------------+--------+------------|
   |   | Joystick - enabled               | SW1/5  |     On     |
   |---+----------------------------------+--------+------------|
   |>> | MPU401 - disabled                | SW1/6  |     On     |
   |---+----------------------------------+--------+------------|
   |   | MPU401 - enabled                 | SW1/6  |    Off     |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      | SW1/10 |    Off     |
   |   | alter                            |        |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |     Channel     |    JP8/A    |    JP8/B     |    JP8/C    |
   |-----------------+-------------+--------------+-------------|
   |   |    DRQ0     |   Closed    |     Open     |    Open     |
   |---+-------------+-------------+--------------+-------------|
   |>> |    DRQ1     |    Open     |    Closed    |    Open     |
   |---+-------------+-------------+--------------+-------------|
   |   |    DRQ3     |    Open     |     Open     |   Closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |     Channel     |    JP9/A    |    JP9/B     |    JP9/C    |
   |-----------------+-------------+--------------+-------------|
   |   |    DACK0    |   Closed    |     Open     |    Open     |
   |---+-------------+-------------+--------------+-------------|
   |>> |    DACK1    |    Open     |    Closed    |    Open     |
   |---+-------------+-------------+--------------+-------------|
   |   |    DACK3    |    Open     |     Open     |   Closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SOUND BOARD I/O ADDRESS SELECTION              |
   |------------------------------------------------------------|
   |     Setting      |    SW1/1    |    SW1/2    |    SW1/3    |
   |------------------+-------------+-------------+-------------|
   |    |     210     |     On      |     On      |     Off     |
   |----+-------------+-------------+-------------+-------------|
   |>>  |     220     |     Off     |     Off     |     Off     |
   |----+-------------+-------------+-------------+-------------|
   |    |     230     |     On      |     Off     |     Off     |
   |----+-------------+-------------+-------------+-------------|
   |    |     240     |     Off     |     On      |     On      |
   |----+-------------+-------------+-------------+-------------|
   |    |     250     |     Off     |     On      |     Off     |
   |----+-------------+-------------+-------------+-------------|
   |    |     260     |     Off     |     Off     |     On      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               JOYSTICK I/O ADDRESS SELECTION               |
   |------------------------------------------------------------|
   |           Setting           |            SW1/7             |
   |-----------------------------+------------------------------|
   |        |        201         |              On              |
   |--------+--------------------+------------------------------|
   |>>      |        200         |             Off              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 MIDI I/O ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |       Setting        |       SW1/8       |      SW1/9      |
   |----------------------+-------------------+-----------------|
   |    |       300       |        On         |       On        |
   |----+-----------------+-------------------+-----------------|
   |    |       310       |        On         |       Off       |
   |----+-----------------+-------------------+-----------------|
   |    |       320       |        Off        |       On        |
   |----+-----------------+-------------------+-----------------|
   |>>  |       330       |        Off        |       Off       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    VIDEO IRQ SELECTION                     |
   |------------------------------------------------------------|
   |          IRQ           |                JP3                |
   |------------------------+-----------------------------------|
   |>> |  IRQ2 - disabled   |         Pins 2 & 3 closed         |
   |---+--------------------+-----------------------------------|
   |   |   IRQ2 - enabled   |         Pins 1 & 2 closed         |
   +------------------------------------------------------------+

+------------------------------------------------------------------+
|                       AUDIO IRQ SELECTION                        |
|------------------------------------------------------------------|
|   IRQ    |JP95/A|JP95/B|JP95/C|JP95/D|JP95/E|JP95/F|JP95/G|JP95/H|
|----------+------+------+------+------+------+------+------+------|
| |IR/FONT>|Closed| Open | Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| |  IRQ3  | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
|>>|  IRQ5  | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| |  IRQ7  | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ10  | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ11  | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ14  | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ15  | Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--------+------+------+------+------+------+------+------+------|
| |Disabled| Open | Open | Open | Open | Open | Open | Open | Open |
+------------------------------------------------------------------+

+------------------------------------------------------------------+
|                        MIDI IRQ SELECTION                        |
|------------------------------------------------------------------|
|   IRQ    |JP96/A|JP96/B|JP96/C|JP96/D|JP96/E|JP96/F|JP96/G|JP96/H|
|----------+------+------+------+------+------+------+------+------|
| |  IRQ2  |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| |  IRQ3  | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| |  IRQ5  | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| |  IRQ7  | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ10  | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ11  | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ14  | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--------+------+------+------+------+------+------+------+------|
| | IRQ15  | Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--------+------+------+------+------+------+------+------+------|
|>>|Disabled| Open | Open | Open | Open | Open | Open | Open | Open |
+------------------------------------------------------------------+