VTECH COMPUTERS, INC.

AUTOEGA4+

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

[Image]

                                CONNECTIONS

        Purpose           Location           Purpose           Location

  15-pin analog video       CN1        Light Pen connector        CN4
  port

  RCA connector             CN2        VGA feature                CN5
                                       connector

  RCA connector             CN3

                        VIDEO TIMING CONFIGURATION

                  Timing                                JP1

  »    External oscillator from feature          Pins 1 & 2 closed
                  connector

       18.432mhz for Hercules emulation          Pins 2 & 3 closed

                      FEATURE CONNECTOR CONFIGURATION

           Setting                    JP2                    JP5

  »         Disabled           Pins 1 & 2 closed      Pins 1 & 2 closed

             Enabled           Pins 2 & 3 closed      Pins 2 & 3 closed

                         CHARACTER MODE SELECTION

                    Mode                                 JP6

  »                Double dot                           Closed

        Single dot (for CGA configuration                Open
                     only)

                          EGA I/O PORT SELECTION

                 Port                                  JP3

  »                 3xx                              Closed

                    2xx                               Open

                        MONITOR TYPE CONFIGURATION

     Type        SW1/1   SW1/2    SW1/3   SW1/4   SW1/5    SW1/6    SW2

     RGB or      Off      Off      On      Off     Off     Off      Left
   composite

      TTL        Off      Off     Off              Off     Off      Left
  monochrome

    Enhanced     Off      Off     Off      On      On      Off     Right
     color
    display

  Note: Toggle switch is set left or right looking from the back of the
  card.

  FACTORY CONFIGURED - DO NOT ALTER

      Switch            Position

       SW1/7               N/A

       SW1/8               N/A

        DRAM CONFIGURATION

    Size      Bank 0       JP4

    64KB      (8) 4164    Closed

   256KB      (8) 4464     Open