
FRONTIER INDUSTRIAL, INC.

TURBO VGA

Category                    Video
Video Types Supported       XVGA
Video Processor             WD90C30
Highest Resolution          1024 x 768
Supported
Data Bus Type               16-bit ISA
Memory Type                 DRAM
Maximum Onboard Memory      1024KB

[Image]

                                CONNECTIONS

       Purpose          Location            Purpose            Location

  15-pin analog            CN1        Feature connector           CN2
  video port

                         TURBO MODE CONFIGURATION

                  Mode                                  JP2

                  Enabled                       Pins 2 & 3 closed

                  Disabled                       Pins 1 & 2 closed

  800 X 600 REFRESH RATE SELECTION

    Rate       SW1/1        SW1/2

    56Hz        Off          Off

    72Hz         On          Off

    60Hz        Off          On

    56Hz         On          On

                 1024 X 768 REFRESH RATE CONFIGURATION

       Rate             Mode              SW1/3            SW1/4

       87Hz          Interlaced            Off              Off

       70Hz        Non-Interlaced          On               Off

       60Hz        Non-Interlaced          Off               On

  Not supported          N/A               On                On

                        SCAN RATE CONFIGURATION

  Horizontal scan rate    Vertical scan rate             SW1/5

        31.5khz               60Hz, 70Hz                  Off

         40khz                75Hz, 88Hz                  On

                          MONITOR TYPE SELECTION

                   Type                                 SW1/6

                  Color VGA                             Off

                Monochrome VGA                           On

  Note: SW1/switch 6 may not be found on all versions of this board.

                            DRAM CONFIGURATION

       Size             Bank 0            Bank 1               JP1

      512KB           (4) 44256            NONE         Pins 2 & 3 closed

      1024KB          (4) 44256          (4) 44256      Pins 1 & 2 closed

