
ATI TECHNOLOGIES, INC.

EGA WONDER

Category                    Video
Video Types Supported       EGA
Video Processor             ATI 18800
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        VGA feature                CN4
  port                                 connector

  RF modulator port         CN2        Composite monitor          J1
                                       port

  Light pen port            CN3        Composite monitor          J2
                                       port

  FACTORY CONFIGURED - DO NOT ALTER

      Jumper            Position

        P4                Open

        P5                Open

                        COMPOSITE MONITOR SELECTION

                 Setting                                P3

      Composite signal to J1 enabled            Pins 2 & 3 closed

       Composite signal to J1 disabled           Pins 1 & 2 closed

           BIOS TYPE SELECTION

        BIOS                  P6

        27256         Pins 1 & 2 closed

        27128         Pins 2 & 3 closed

                          PORT ADDRESS SELECTION

               Address                                 P7

                  3XX                         Pins 1 & 2 closed

                   2XX                         Pins 2 & 3 closed

                        MONITOR TYPE CONFIGURATION

       Type         SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7

        EGA        Off      On      On     Off      On     Off      Off

      Multisync     Off      On      On     Off      On     Off      On

         RGB &      Off      On      On     Off      On      On      Off
      Composite

          TTL       Off      On      On     Off     Off      On      Off
      Monochrome

       Composite    Off      On      On     Off      On      On      Off
      Monochrome

        Compaq      Off      On      On     Off     Off     Off      Off

      IBM Analog     On      On      On     Off     Off      On      On

  Note: SW1/8 enables the enhanced feature of the card. Turn the switch
  off if any problems occur.

