STB SYSTEMS, INC.

AUTOEGA

Category                  Video
Video Types Supported     EGA/Monochrome
Video Processor           Unidentified
Highest Resolution        800 x 600
Supported
Data Bus Type             8-bit ISA
Memory Type               DRAM
Maximum Onboard Memory    256KB (Exact location of memory is unidentified)

[Image]

                                CONNECTIONS

       Purpose          Location            Purpose            Location

  15-pin analog            CN1        RCA input/output jack       CN3
  video port

  Feature connector        CN2        RCA input/output jack       CN4

                          MONITOR TYPE SELECTION

            Type                 J4      SW1/1    SW1/2    SW1/3   SW1/4

           Monochrome         Pins 2 &    Off      Off      On      Off
                              3 closed

          RGB 40 x 25         Pins 2 &    On       Off     Off       On
                              3 closed

          RGB 80 x 25         Pins 2 &    Off      Off     Off       On
                              3 closed

       EGA/Multi-frequency    Pins 1 &    On       On       On      Off
            (Normal)          2 closed

  »    EGA/Multi-frequency    Pins 1 &    Off      On       On      Off
        (Hi resolution)       2 closed

                        DUAL MONITOR CONFIGURATION

    Primary (AutoEGA)         Secondary      SW1/1   SW1/2   SW1/3   SW1/4
                           (Mono/Printer)

  »   EGA/Multi-frequency  Monochrome/None    On      Off     Off     On
       (Hi resolution)

         RGB 40 x 25         Monochrome       Off     On      On     Off

         RGB 80 x 25       Monochrome/None    On      On      On     Off

      EGA/Multi-frequency  Monochrome/None    Off     Off     Off     On
           (Normal)

          Monochrome         RGB 40 x 25      On      Off     On     Off

          Monochrome         RGB 80 x 25      Off     Off     On     Off

                        DUAL MONITOR CONFIGURATION

      Primary       Secondary (AutoEGA)    SW1/1   SW1/2   SW1/3   SW1/4
  (Mono/Printer)

      Monochrome     EGA/Multi-frequency    Off     Off     On       On
                      (Hi resolution)

      Monochrome        RGB 40 x 25         On      On      On       On

      Monochrome        RGB 80 x 25         Off     On      On       On

      Monochrome     EGA/Multi-frequency    On      Off     On       On
                          (Normal)

       Color 80 x        Monochrome         On      On      Off      On
          25

       Color 40 x        Monochrome         Off     On      Off      On
          24