(TXT) View Source
       
       # EXPERT COMPUTER INTERNATIONAL, INC
       
          TOP SEGA 800
       
          Card Type                    Video card                        
          Video Chip Set               Unidentified                      
          Maximum Video Memory         256KB                             
          Video Types Supported        Monochrome, EGA, CGA              
          Highest Resolution Supported 800 x 600                         
          Data Bus                     8-bit ISA                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Function       | Label |       Function       | Label |
          |---------------------+-------+----------------------+-------|
          | Feature connector   |  J1   | Audio in             |  J4   |
          |---------------------+-------+----------------------+-------|
          | Light pen connector |  J2   | 9-pin digital video  |  J5   |
          |                     |       | port                 |       |
          |---------------------+-------+----------------------+-------|
          | Audio in            |  J3   |                      |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             | Label |    Position     |
          |----------------------------------+-------+-----------------|
          | Color or Monochrome display mode | JMP3  |   Pins 2 & 3    |
          |                                  |       |     closed      |
          |----------------------------------+-------+-----------------|
          | Enhanced color display mode      | JMP3  |   Pins 1 & 2    |
          |                                  |       |     closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              MONITER CONFIGURATION SELECTION               |
          |------------------------------------------------------------|
          |SW1/1|SW1/2|SW1/3|SW1/4| Enhanced |Monochrome|Color/Graphics|
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | Off | Off | On  |Color 40 x|Secondary |   Disabled   |
          |     |     |     |     |    25    |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | Off | Off | On  |Color 80 x|Secondary |   Disabled   |
          |     |     |     |     |    25    |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | On  | On  | Off | Enhanced |Secondary |   Disabled   |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | On  | On  | Off | Enhanced |Secondary |   Disabled   |
          |     |     |     |     |  hi res  |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | Off | On  | Off |Monochrome| Disabled |Secondary 40 x|
          |     |     |     |     |          |          |      25      |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | Off | On  | Off |Monochrome| Disabled |Secondary 80 x|
          |     |     |     |     |          |          |      25      |
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | On  | On  | On  |Color 40 x| Primary  |   Disabled   |
          |     |     |     |     |    25    |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | On  | On  | On  |Color 80 x| Primary  |   Disabled   |
          |     |     |     |     |    25    |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | Off | On  | On  | Enhanced | Primary  |   Disabled   |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | Off | On  | On  | Enhanced | Primary  |   Disabled   |
          |     |     |     |     |  hi res  |          |              |
          |-----+-----+-----+-----+----------+----------+--------------|
          | On  | On  | Off | On  |Monochrome| Disabled | Primary 40 x |
          |     |     |     |     |          |          |      25      |
          |-----+-----+-----+-----+----------+----------+--------------|
          | Off | On  | Off | On  |Monochrome| Disabled | Primary 80 x |
          |     |     |     |     |          |          |      25      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              GRAPHICS COMPATIBILITY SELECTION              |
          |------------------------------------------------------------|
          |         Configuration         |    SW1/5     |    SW1/6    |
          |-------------------------------+--------------+-------------|
          | Standard or advanced EGA      |      On      |     On      |
          |-------------------------------+--------------+-------------|
          | Downward CGA                  |     Off      |     On      |
          |-------------------------------+--------------+-------------|
          | Downward MDA, Hercules        |     Off      |     Off     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       BIOS SELECTION                       |
          |------------------------------------------------------------|
          |      Setting       |                 JMP1                  |
          |--------------------+---------------------------------------|
          |    27128 Eprom     |       Pins 1 & 2, 4 & 5 closed        |
          |--------------------+---------------------------------------|
          |    27256 Eprom     |       Pins 2 & 3, 5 & 6 closed        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 BASE I/O ADDRESS SELECTION                 |
          |------------------------------------------------------------|
          |      Setting       |                 JMP2                  |
          |--------------------+---------------------------------------|
          |        3xxh        |           Pins 2 & 3 closed           |
          |--------------------+---------------------------------------|
          |        2xxh        |           Pins 1 & 2 closed           |
          +------------------------------------------------------------+