
DD & TT ENTERPRISE USA COMPANY

DT-911S

Category                    Video
Video Types Supported       XVGA
Video Processor             S3 86C911
Highest Resolution          1024 X 768
Supported
Data Bus Type               16-bit ISA
Memory Type                 VRAM
Maximum Onboard Memory      1024KB

[Image]

                      CONNECTIONS

          Purpose                    Location

  15-pin analog video port              J1

       VIDEO MEMORY SPEED SELECTION

        Speed                JP3

        100ns         Pins 1 & 2 closed

        80ns          Pins 2 & 3 closed

                            INTERRUPT SELECTION

                IRQ 2/9                                 JP8

                 Disabled                             Open

                   Enabled                      Pins 11 & 12 closed

                          MONITOR TYPE SELECTION

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

   Basic     60Hz      On      Off       On       Off      On       Off
  VGA, 2A,
  3D, 4D,
    5D

  NEC 3D,    70Hz      On      Off       On       Off      Off       On
  4D, 5D

  NEC 3D,    60Hz      On      Off      Off       On       On       Off
  4D, 5D

  NEC 4D,    70Hz      On       On      Off       On       Off       On
    5D

  2A, 3D     56Hz     Off       On       On       Off      On       Off

  2A, 3D     43Hz     Off       On       On       Off      Off       On

  4D, 5D     60Hz     Off       On      Off       On       On       Off

    5D       70Hz     Off       On      Off       On       Off       On

    FACTORY CONFIGURED - DO NOT ALTER

       Jumper              Position

         JP2          Pins 2 & 3 closed

         JP4          Pins 2 & 3 closed

         JP5          Pins 2 & 3 closed

         JP6          Pins 1 & 2 closed

         JP7          Pins 1 & 2 closed

                            VRAM CONFIGURATION

       Size             Bank 0            Bank 1              JP1

       512KB          (4) 256K x 4         NONE         Pins 2 & 3 closed
                         VRAM

      1024KB         (4) 256K x 4      (4) 256K x 4     Pins 1 & 2 closed

