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

   EGA-PC/P

   Category                     Video                             
   Video Types Supported        CGA, Monochrome                   
   Video Processor              Unidentified                      
   Highest Resolution Supported 720 x 348                         
   Data Bus Type                8-bit ISA                         
   Memory Type                  DRAM                              
   Maximum Onboard Memory       Unidentified                      

<gopher://bitreich.org/I/th99/v/U-Z/50454-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Purpose        | Location |   Purpose    | Location |
   |-----------------------+----------+--------------+----------|
   | 9-pin digital video   |   CN1    | Light pen    |   CN4    |
   | port                  |          | connector    |          |
   |-----------------------+----------+--------------+----------|
   | RCA video connector   |   CN2    | VESA Feature |    J4    |
   |                       |          | connector    |          |
   |-----------------------+----------+--------------+----------|
   | RCA video connector   |   CN3    |              |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               SINGLE MONITOR CONFIGURATIONS                |
   |------------------------------------------------------------|
   |     Setting     |  SW1/1   |  SW1/2   |  SW1/3   |  SW1/4  |
   |-----------------+----------+----------+----------+---------|
   |   Monochrome    |   Off    |   Off    |    On    |   Off   |
   |-----------------+----------+----------+----------+---------|
   |   RGB 40 x 25   |    On    |   Off    |   Off    |   On    |
   |-----------------+----------+----------+----------+---------|
   |   RGB 80 x 25   |   Off    |   Off    |   Off    |   On    |
   |-----------------+----------+----------+----------+---------|
   |  ECD 200-line   |    On    |    On    |    On    |   Off   |
   |-----------------+----------+----------+----------+---------|
   |  ECD 350-line   |   Off    |    On    |    On    |   Off   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |      CARD ATTACHED TO PRIMARY MONITOR CONFIGURATIONS       |
   |------------------------------------------------------------|
   | Primary/Secondary Monitor  | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
   |----------------------------+-------+-------+-------+-------|
   |   RGB 40 x 25/monochrome   |  On   |  Off  |  Off  |  On   |
   |----------------------------+-------+-------+-------+-------|
   |   RGB 80 x 25/monochrome   |  Off  |  Off  |  Off  |  On   |
   |----------------------------+-------+-------+-------+-------|
   |          ECD low           |  On   |  On   |  On   |  Off  |
   |   resolution/monochrome    |       |       |       |       |
   |----------------------------+-------+-------+-------+-------|
   |          ECD high          |  Off  |  On   |  On   |  Off  |
   |   resolution/monochrome    |       |       |       |       |
   |----------------------------+-------+-------+-------+-------|
   |   Monochrome/RGB 80 x 25   |  Off  |  Off  |  On   |  Off  |
   |----------------------------+-------+-------+-------+-------|
   |   Monochrome/RGB 40 x 25   |  On   |  Off  |  On   |  Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |     CARD ATTACHED TO SECONDARY MONITOR CONFIGURATIONS      |
   |------------------------------------------------------------|
   | Primary/Secondary Monitor  | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
   |----------------------------+-------+-------+-------+-------|
   |   RGB 40 x 25/monochrome   |  On   |  On   |  Off  |  On   |
   |----------------------------+-------+-------+-------+-------|
   |   RGB 80 x 25/monochrome   |  Off  |  On   |  Off  |  On   |
   |----------------------------+-------+-------+-------+-------|
   |     Monochrome/ECD low     |  On   |  Off  |  On   |  On   |
   |         resolution         |       |       |       |       |
   |----------------------------+-------+-------+-------+-------|
   |    Monochrome/ECD high     |  Off  |  Off  |  On   |  On   |
   |         resolution         |       |       |       |       |
   |----------------------------+-------+-------+-------+-------|
   |   Monochrome/RGB 40 x 25   |  On   |  On   |  On   |  On   |
   |----------------------------+-------+-------+-------+-------|
   |   Monochrome/RGB 80 x 25   |  Off  |  On   |  On   |  On   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      INTELLIGENT MODE                      |
   |------------------------------------------------------------|
   |            Setting            |           SW1/5            |
   |-------------------------------+----------------------------|
   |            Enabled            |             On             |
   |-------------------------------+----------------------------|
   |           Disabled            |            Off             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                I/O ADDRESS RANGE SELECTION                 |
   |------------------------------------------------------------|
   |       Address Range        |              P3               |
   |----------------------------+-------------------------------|
   |            3xxh            |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |            2xxh            |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+