DTK COMPUTER, INC.
==================

   PTI-223D

   Card Type                    Video card                        
   Video Chip Set               Trident                           
   Maximum Video Memory         1MB DRAM                          
   Video Types Supported        CGA, Monochrome, EGA, VGA         
   Highest Resolution Supported 1024 x 768,                       
   Data Bus                     16-bit ISA                        

<gopher://bitreich.org/I/th99/v/C-D/54028-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        | Label |     Function      | Label |
   |------------------------+-------+-------------------+-------|
   | 15-pin analog video    |  CN1  | Feature connector |  CN2  |
   | port                   |       |                   |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Label |   Position    |
   |------------------------------------+-------+---------------|
   |>> | Standard monitor detection     |  J6   |  Pins 1 & 2   |
   |   |                                |       |    closed     |
   |---+--------------------------------+-------+---------------|
   |   | Non-standard monitor detection |  J6   |  Pins 2 & 3   |
   |   |                                |       |    closed     |
   |---+--------------------------------+-------+---------------|
   |>> | Default scan rate              |  SW3  |    Closed     |
   |---+--------------------------------+-------+---------------|
   |   | 48.7 Khz scan rate             |  SW3  |     Open      |
   |---+--------------------------------+-------+---------------|
   |>> | Autodetect enabled             |  SW4  |     Open      |
   |---+--------------------------------+-------+---------------|
   |   | Autodetect disabled            |  SW4  |    Closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             VIDEO MEMORY CONFIGURATION (DRAM)              |
   |------------------------------------------------------------|
   |   Size    |     Bank 0     |    Bank 1     |    Bank 2     |
   |-----------+----------------+---------------+---------------|
   |   256KB   | (2) 256KB x 4  |     None      |     None      |
   |-----------+----------------+---------------+---------------|
   |   512KB   | (2) 256KB x 4  | (2) 256KB x 4 |     None      |
   |-----------+----------------+---------------+---------------|
   |    1MB    | (2) 256KB x 4  | (2) 256KB x 4 | (4) 256KB x 4 |
   |------------------------------------------------------------|
   | Note: Exact location of memory banks is unidentified       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  IRQ INTERRUPT SELECTION                   |
   |------------------------------------------------------------|
   |               Setting                |         J1          |
   |--------------------------------------+---------------------|
   |>> |          IRQ9 disabled           |  Pins 2 & 3 closed  |
   |---+----------------------------------+---------------------|
   |   |           IRQ9 enabled           |  Pins 1 & 2 closed  |
   +------------------------------------------------------------+