
UNIDENTIFIED

EG-2000

Category                  Video
Video Types Supported     CGA/EGA/Monochrome
Video Processor           Unidentified
Highest Resolution        640 x 480
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

  32-pin feature            J1         Composite display         J4
  connector                            - RCA jack

  6-pin light pen           J2         15-pin analog             J5
  connector                            video port

  Composite display -       J3
  RCA jack

                            MODE TYPE SELECTION

              Type                      SW1/5                SW1/6

               EGA                      On                    On

                CGA                      Off                   On

             Monochrome                  Off                  Off

                   PRIMARY DISPLAY ADAPTER CONFIGURATION

     Primary        Secondary     JP5     SW1/1    SW1/2   SW1/3   SW1/4

     Monochrome     80 x 25     Closed    Off     Off      On      Off
                      text

        40 x 25     Monochrome   Closed    On      Off      Off      On
         text

        80 x 25     Monochrome   Closed    Off     Off      Off      On
         text

      640 x 200     Monochrome   Closed    On       On      On      Off

      640 x 350     Monochrome   Closed    Off      On      On      Off

      Monochrome     40 x 25     Closed    On      Off      On      Off
                      text

                  SECONDARY DISPLAY ADAPTER CONFIGURATION

  Secondary       Primary       JP5     SW1/1    SW1/2    SW1/3    SW1/4

    40 x 25     Monochrome    Closed      On       On       On       On
     text

    80 x 25     Monochrome    Closed     Off       On       On       On
     text

  640 x 200     Monochrome    Closed      On      Off       On       On

  640 x 350     Monochrome    Closed     Off      Off       On       On

  Monochrome      40 x 25      Open       On       On      Off       On
                   text

  Monochrome      80 x 25      Open      Off       On      Off       On
                   text

                  EPROM BIOS CHIP SELECTION

       Setting               JP1                  JP2

        27128          Pins 1 & 2 closed   Pins 1 & 2 closed

        27256          Pins 2 & 3 closed   Pins 2 & 3 closed

        BASE I/O ADDRESS SELECTION

       Address               JP3

        2xxh          Pins 1 & 2 closed

        3xxh          Pins 2 & 3 closed

          DISPLAY TYPE SELECTION

        Type                  JP4

         EGA           Pins 1 & 2 closed

  CGA or Monochrome     Pins 2 &3 closed

