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

   PTI-218B

   Category                     Video                             
   Video Types Supported        CGA/EGA/Monochrome/VGA/XVGA       
   Video Processor              SMART                             
   Highest Resolution Supported 1024 x 768                        
   Data Bus Type                16-bit ISA                        
   Memory Type                  DRAM                              
   Maximum Onboard Memory       512KB                             

<gopher://bitreich.org/I/th99/v/C-D/50094-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Purpose         | Location |   Purpose   | Location |
   |------------------------+----------+-------------+----------|
   | 9-pin analog video     |   CN1    | VGA feature |   CN3    |
   | port                   |          | connector   |          |
   |------------------------+----------+-------------+----------|
   | 15-pin analog video    |   CN2    |             |          |
   | port                   |          |             |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  VIDEO DISPLAY SELECTION                   |
   |------------------------------------------------------------|
   |          Display           |              J1               |
   |----------------------------+-------------------------------|
   |>> |        EGA, VGA        |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |        MDA, CGA        |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  BIOS BUS SIZE SETLECTION                  |
   |------------------------------------------------------------|
   |                Setting                |     J2     | SW1/6 |
   |---------------------------------------+------------+-------|
   |>> |     Auto Detection for AT or      | Pins 2 & 3 |  On   |
   |   |            compatibles            |   closed   |       |
   |---+-----------------------------------+------------+-------|
   |   |    Auto Detection for COMPAQ,     | Pins 1 & 2 |  On   |
   |   |         Micronics systems         |   closed   |       |
   |---+-----------------------------------+------------+-------|
   |   |        Force to 8-bit BIOS        |    Open    |  Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 VIDEO INTERRUPT SELECTION                  |
   |------------------------------------------------------------|
   |               IRQ9               |           J3            |
   |----------------------------------+-------------------------|
   |>>   |          Disabled          |          Open           |
   |-----+----------------------------+-------------------------|
   |     |          Enabled           |         Closed          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MONITOR TYPE SELECTION                   |
   |------------------------------------------------------------|
   |      Type      |SW1/switch|SW1/switch|SW1/switch|SW1/switch|
   |                |    1     |    2     |    3     |    4     |
   |----------------+----------+----------+----------+----------|
   |>>|    VGA or    |    On    |    On    |    On    |    On    |
   | |  Multi-sync  |          |          |          |          |
   |-+--------------+----------+----------+----------+----------|
   | |     EGA      |   Off    |    On    |    On    |    On    |
   |-+--------------+----------+----------+----------+----------|
   | |     CGA      |    On    |   Off    |    On    |    On    |
   |-+--------------+----------+----------+----------+----------|
   | |     MDA      |   Off    |   Off    |    On    |    On    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           MEMORY ADDRESS DECODING CONFIGURATION            |
   |------------------------------------------------------------|
   |              Setting              |         SW1/5          |
   |-----------------------------------+------------------------|
   |>>        |          Fast          |          Off           |
   |----------+------------------------+------------------------|
   |          |          Slow          |           On           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |      256KB       |     (8) 41256      |        None        |
   |------------------+--------------------+--------------------|
   |      512KB       |     (8) 41256      |     (8) 41256      |
   +------------------------------------------------------------+