UNIDENTIFIED

DEGA (SURFACE MOUNT)

Category                 Video card
Video Type               CGA/EGA/Monochrome
Video Processor          Unidentified
Highest Resolution       800 x 600
Supported
Data Bus Type            8-bit ISA
Memory Type              DRAM
Maximum Onboard Memory   256KB

[Image]

                                CONNECTIONS

       Purpose           Location            Purpose           Location

  RCA jack 1               CN1        Light pen connector         CN4

  RCA jack 2               CN2        Feature connector           CN5

  9-pin analog video       CN3
  port

                            MONITOR TYPE SELECT

               Type                   SW1/5        SW1/6          P1

  »       Hercules/Monochrome          Off          On        Pins 1 & 2
                                                                closed

                  EGA                  On           On        Pins 2 & 3
                                                                closed

                  CGA                  On           Off       Pins 1 & 2
                                                                closed

                      I/O PORT ADDRESS CONFIGURATION

                 Port                                  P3

  »                3xxh                         Pins 2 & 3 closed

                   2xxh                         Pins 1 & 2 closed

                              AUTOMODE SELECT

          Automode                     P4                     P6

  »          Enabled           Pins 1 & 2 closed      Pins 2 & 3 closed

            Disabled           Pins 2 & 3 closed      Pins 1 & 2 closed

                       EXPANSION SLOT CONFIGURATION

                Slot 8                                 P5

  »          Not used by DEGA                   Pins 1 & 2 closed

               Used by DEGA                     Pins 2 & 3 closed

                           DISPLAY CONFIGURATION

       Monitor Type          SW1/1       SW1/2       SW1/3       SW1/4

       RGB 40 x 35             On         Off         Off          On

       RGB 80 x 25            Off         Off         Off          On

      Enhanced Color          Off          On          On         Off
     (Hi-resolution)

    Enhanced Color (Low        On          On          On         Off
       resolution)

        Monochrome            Off         Off          On         Off

  Note: These settings apply in single monitor systems.

                           DISPLAY CONFIGURATION

    Primary Monitor        Secondary    SW1/1    SW1/2    SW1/3    SW1/4
                           Monitor

     Enhanced Color       Monochrome     Off       On       On      Off
    (Hi-resolution)

     Enhanced Color       Monochrome      On       On       On      Off
   (Low-resolution)

      RGB 80 x 25         Monochrome     Off      Off      Off       On

      RGB 40 x 25         Monochrome      On      Off      Off       On

      Monochrome         RGB 80 x 25     Off      Off       On      Off

      Monochrome         RGB 40 x 25      On      Off       On      Off

  Note: These settings apply when the primary monitor is attached to the
  DEGA card.

                           DISPLAY CONFIGURATION

     Primary       Secondary Monitor    SW1/1    SW1/2    SW1/3    SW1/4
    Monitor

  RGB 80 x 25         Monochrome         Off       On      Off       On

  RGB 40 x 25         Monochrome          On       On      Off       On

   Monochrome        Enhanced Color      Off      Off       On       On
                    (Hi-resolution)

   Monochrome        Enhanced color       On      Off       On       On
                   (Low-resolution)

   Monochrome         RGB 80 x 25        Off       On       On       On

   Monochrome         RGB 40 x 25         On       On       On       On

  Note: These settings apply when the secondary monitor is attached to
  the DEGA card.

             FACTORY CONFIGURED SETTINGS

          Switch                     Setting

           SW1/7                       Off

           SW1/8                       Off

  Note: These switches are reserved for future use.