HEWLETT-PACKARD COMPANY

SUPER VGA BOARD

Category                   Video
Video Types Supported      XVGA
Video Processor            Unidentified
Highest Resolution         1024 x 768
Supported
Data Bus Type              16-bit ISA
Memory Type                DRAM
Maximum Onboard Memory     512KB

[Image]

                                CONNECTIONS

       Purpose          Location            Purpose            Location

  15-pin analog            CN1        VGA feature connector       CN2
  video port

                     VIDEO MEMORY CACHE CONFIGURATION

                 Setting                               SW1/4

  »                Enabled                               On

                   Disabled                             Off

                       EMULATION MODE CONFIGURATION

                 Setting                               SW1/5

  »                Enabled                               On

              Disabled CGA & HGC                        Off

                         BIOS ROM ACCESS SELECTION

                  Mode                                 SW1/6

  »                16-bit                               On

                    8-bit                               Off

  Note: Switch SW1/6 is used in conjunction with jumper E2.

                          MEMORY ACCESS SELECTION

                  Mode                                 SW1/7

  »                16-bit                               On

                    8-bit                               Off

                        VGA PURE MODE CONFIGURATION

                   Mode                                 SW1/8

  »    Enable Super VGA Board extensions                 On

           Force pure IBM VGA modes                      Off

                     VERTICAL INTERRUPT CONFIGURATION

                IRQ 2/9                                 E1

  »               Disabled                       Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

                      16-BIT ROM DECODE CONFIGURATION

                 Setting                                E2

  »    C000h - C7FFh memory segment is           Pins 1 & 2 closed
                   enabled

       Decodes memory segments C000h -           Pins 2 & 3 closed
                    DFFFh

  FACTORY CONFIGURED - DO NOT ALTER

      Switch            Position

       SW1/1               On

       SW1/2               On

       SW1/3               On

             DRAM CONFIGURATION

    Memory         Bank 0        Bank 1

     256KB       (8) 64K x 4      NONE

     512KB       (8) 64K x 4   (8) 64K x 4