(TXT) View Source
       
       # VTECH COMPUTERS, INC.
       
          AUTOEGA4+
       
          Category                     Video                             
          Video Types Supported        EGA/Monochrome                    
          Video Processor              Unidentified                      
          Highest Resolution Supported 800 x 600                         
          Data Bus Type                8-bit ISA                         
          Memory Type                  DRAM                              
          Maximum Onboard Memory       256KB                             
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Purpose         | Location |   Purpose   | Location |
          |------------------------+----------+-------------+----------|
          | 15-pin analog video    |   CN1    | Light Pen   |   CN4    |
          | port                   |          | connector   |          |
          |------------------------+----------+-------------+----------|
          | RCA connector          |   CN2    | VGA feature |   CN5    |
          |                        |          | connector   |          |
          |------------------------+----------+-------------+----------|
          | RCA connector          |   CN3    |             |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                VIDEO TIMING CONFIGURATION                  |
          |------------------------------------------------------------|
          |                 Timing                 |        JP1        |
          |----------------------------------------+-------------------|
          | » |  External oscillator from feature  | Pins 1 & 2 closed |
          |   |             connector              |                   |
          |---+------------------------------------+-------------------|
          |   |  18.432mhz for Hercules emulation  | Pins 2 & 3 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              FEATURE CONNECTOR CONFIGURATION               |
          |------------------------------------------------------------|
          |     Setting      |        JP2         |        JP5         |
          |------------------+--------------------+--------------------|
          | » |   Disabled   | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |   Enabled    | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CHARACTER MODE SELECTION                   |
          |------------------------------------------------------------|
          |                    Mode                     |     JP6      |
          |---------------------------------------------+--------------|
          | » |               Double dot                |    Closed    |
          |---+-----------------------------------------+--------------|
          |   | Single dot (for CGA configuration only) |     Open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  EGA I/O PORT SELECTION                    |
          |------------------------------------------------------------|
          |             Port              |            JP3             |
          |-------------------------------+----------------------------|
          | »   |           3xx           |           Closed           |
          |-----+-------------------------+----------------------------|
          |     |           2xx           |            Open            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                MONITOR TYPE CONFIGURATION                  |
          |------------------------------------------------------------|
          |   Type    |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 | SW2  |
          |-----------+------+------+------+------+------+------+------|
          |  RGB or   | Off  | Off  |  On  | Off  | Off  | Off  | Left |
          | composite |      |      |      |      |      |      |      |
          |-----------+------+------+------+------+------+------+------|
          |    TTL    | Off  | Off  | Off  |      | Off  | Off  | Left |
          |monochrome |      |      |      |      |      |      |      |
          |-----------+------+------+------+------+------+------+------|
          | Enhanced  | Off  | Off  | Off  |  On  |  On  | Off  |Right |
          |   color   |      |      |      |      |      |      |      |
          |  display  |      |      |      |      |      |      |      |
          |------------------------------------------------------------|
          |Note: Toggle switch is set left or right looking from the   |
          |back of the card.                                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             FACTORY CONFIGURED - DO NOT ALTER              |
          |------------------------------------------------------------|
          |           Switch            |           Position           |
          |-----------------------------+------------------------------|
          |            SW1/7            |             N/A              |
          |-----------------------------+------------------------------|
          |            SW1/8            |             N/A              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    DRAM CONFIGURATION                      |
          |------------------------------------------------------------|
          |       Size        |       Bank 0       |        JP4        |
          |-------------------+--------------------+-------------------|
          |       64KB        |      (8) 4164      |      Closed       |
          |-------------------+--------------------+-------------------|
          |       256KB       |      (8) 4464      |       Open        |
          +------------------------------------------------------------+