(TXT) View Source
       
       # EVEREX SYSTEMS, INC.
       
          MICROENHANCER EV-659A
       
          Category         Video                                         
          Video Types      CGA/EGA/Monochrome                            
          Supported        
          Video Processor  Unidentified                                  
          Highest          640 x 350                                     
          Resolution       
          Supported        
          Data Bus Type    8-Bit ISA                                     
          Memory Type      DRAM                                          
          Maximum Onboard  256KB (Exact location of memory is            
          Memory           unidentified)                                 
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |  Purpose  | Location |         Purpose          | Location |
          |-----------+----------+--------------------------+----------|
          | RCA Jack  |    J1    | 15-pin analog video port |    P2    |
          |-----------+----------+--------------------------+----------|
          | RCA Jack  |    J2    | VGA feature connector    |    P3    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                VIDEO PORT ADDRESS SELECTION                |
          |------------------------------------------------------------|
          |          Address           |              W5               |
          |----------------------------+-------------------------------|
          | »  |          3xx          |       Pins 2 & 3 closed       |
          |----+-----------------------+-------------------------------|
          |    |          2xx          |       Pins 1 & 2 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               VIDEO EMULATION CONFIGURATION                |
          |------------------------------------------------------------|
          |            Setting            | Autoswitch | SW1/5 | SW1/6 |
          |-------------------------------+------------+-------+-------|
          | » |    Hercules emulation     |  Disabled  |  Off  |  Off  |
          |   |         disabled          |            |       |       |
          |---+---------------------------+------------+-------+-------|
          |   |    Hercules emulation     |  Enabled   |  On   |  On   |
          |   |          enabled          |            |       |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 MONITOR TYPE CONFIGURATION                 |
          |------------------------------------------------------------|
          |    Type    |   Mode    |SW1/1|SW1/2|SW1/3|SW1/4|SW1/7|SW1/8|
          |------------+-----------+-----+-----+-----+-----+-----+-----|
          |»|   EGA    |EGA 80 x 25| Off | On  | On  | Off | On  | On  |
          |-+----------+-----------+-----+-----+-----+-----+-----+-----|
          | |   EGA    |CGA 80 x 25| On  | On  | On  | Off | On  | On  |
          |-+----------+-----------+-----+-----+-----+-----+-----+-----|
          | |   CGA    |CGA 80 x 25| Off | Off | Off | On  | On  | Off |
          |-+----------+-----------+-----+-----+-----+-----+-----+-----|
          | |   CGA    |CGA 40 x 25| On  | Off | Off | On  | On  | Off |
          |-+----------+-----------+-----+-----+-----+-----+-----+-----|
          | |Monochrome|Monochrome | Off | Off | On  | Off | Off | Off |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 VIDEO INTERRUPT SELECTION                  |
          |------------------------------------------------------------|
          |    IRQ    |W12/1 |W12/2 |W12/3 |W12/4 |W12/5 |W12/6 |W12/7 |
          |-----------+------+------+------+------+------+------+------|
          |»|   Non   |Closed| Open | Open | Open | Open | Open | Open |
          | |Maskable |      |      |      |      |      |      |      |
          | |Interrupt|      |      |      |      |      |      |      |
          |-+---------+------+------+------+------+------+------+------|
          | |    2    | Open |Closed| Open | Open | Open | Open | Open |
          |-+---------+------+------+------+------+------+------+------|
          | |    3    | Open | Open |Closed| Open | Open | Open | Open |
          |-+---------+------+------+------+------+------+------+------|
          | |    4    | Open | Open | Open |Closed| Open | Open | Open |
          |-+---------+------+------+------+------+------+------+------|
          | |    5    | Open | Open | Open | Open |Closed| Open | Open |
          |-+---------+------+------+------+------+------+------+------|
          | |    6    | Open | Open | Open | Open | Open |Closed| Open |
          |-+---------+------+------+------+------+------+------+------|
          | |    7    | Open | Open | Open | Open | Open | Open |Closed|
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                INTERRUPT TYPE CONFIGURATION                |
          |------------------------------------------------------------|
          |            Type             |              W6              |
          |-----------------------------+------------------------------|
          | » |      Non Maskable       |      Pins 2 & 3 closed       |
          |---+-------------------------+------------------------------|
          |   |         Normal          |      Pins 1 & 2 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             FACTORY CONFIGURED - DO NOT ALTER              |
          |------------------------------------------------------------|
          |           Jumper           |           Position            |
          |----------------------------+-------------------------------|
          |             W8             |       Pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |            W11             |             Open              |
          +------------------------------------------------------------+