
VISION TECHNOLOGIES

VS PT

Processor         Pentium
Processor Speed   60/66MHz
Chip Set          OPTI
Max. Onboard DRAM 128MB
Cache             64/128/256/512KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2)
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            J9        Reset switch               S1

  Power LED & keylock         J20       32-bit VESA local      SL1 - SL2
                                        bus slots

  Speaker                    JP18

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation            JP1           pins 1 & 2
      (Internal Battery)                                      closed

      CMOS memory clear                       JP1           pins 2 & 3
                                                              closed

      Battery type select internal            JP1           pins 2 & 3
                                                              closed

     Monitor type select color               JP2              Open

      Monitor type select monochrome          JP2             Closed

     MDHDOE# inactive end of last T2         JP3              Open

      MDHDOE# inactive beginning of           JP3             Closed
      last T2

     LCLK with 74F08 buffer                  JP7           pins 1 & 2
                                                              closed

      Internal LCLK directly drive            JP7           pins 2 & 3
      VESA                                                    closed

     Back to back IO delay enabled           JP10            Closed

      Back to back IO delay disabled          JP10             Open

     LEDV* sample selection end of           JP11            Closed
      second T2

      LEDV* sample selection end of           JP11             Open
      first T2

     VESA local bus enabled                  JP12             Open

      VESA local bus disabled                 JP12            Closed

     Factory configured - do not              L1              N/A
      alter

     Factory configured - do not              L2              N/A
      alter

     Factory configured - do not              L3              N/A
      alter

     Factory configured - do not              L4              N/A
      alter

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     2MB        (1) 256K x     (1) 256K x        NONE           NONE
                    36             36

     4MB        (1) 512K x     (1) 512K x        NONE           NONE
                    36             36

     4MB        (1) 256K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

     6MB        (1) 256K x     (1) 256K x     (1) 512K x    (1) 512K x 36
                    36             36             36

     8MB             (1) 1M         (1) 1M       NONE           NONE
                     x 36           x 36

     8MB        (1) 512K x     (1) 512K x     (1) 512K x    (1) 512K x 36
                    36             36             36

     10MB       (1) 256K x     (1) 256K x          (1) 1M        (1) 1M x
                    36             36              x 36             36

     12MB       (1) 512K x     (1) 512K x          (1) 1M        (1) 1M x
                    36             36              x 36             36

     16MB            (1) 2M         (1) 2M       NONE           NONE
                     x 36           x 36

     16MB            (1) 1M         (1) 1M         (1) 1M        (1) 1M x
                     x 36           x 36           x 36             36

     18MB       (1) 256K x     (1) 256K x          (1) 2M        (1) 2M x
                    36             36              x 36             36

     20MB       (1) 512K x     (1) 512K x          (1) 2M        (1) 2M x
                    36             36              x 36             36

     24MB            (1) 1M         (1) 1M         (1) 2M        (1) 2M x
                     x 36           x 36           x 36             36

     32MB            (1) 4M         (1) 4M       NONE           NONE
                     x 36           x 36

     32MB            (1) 2M         (1) 2M         (1) 2M        (1) 2M x
                     x 36           x 36           x 36             36

     34MB       (1) 256K x     (1) 256K x          (1) 4M        (1) 4M x
                    36             36              x 36             36

     36MB       (1) 512K x     (1) 512K x          (1) 4M        (1) 4M x
                    36             36              x 36             36

     40MB            (1) 1M         (1) 1M         (1) 4M        (1) 4M x
                     x 36           x 36           x 36             36

     48MB            (1) 2M         (1) 2M         (1) 4M        (1) 4M x
                     x 36           x 36           x 36             36

     64MB            (1) 8M         (1) 8M       NONE           NONE
                     x 36           x 36

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     64MB             (1) 4M        (1) 4M         (1) 4M        (1) 4M x
                      x 36           x 36           x 36            36

     66MB        (1) 256K x     (1) 256K x         (1) 8M        (1) 8M x
                     36            36               x 36            36

     68MB        (1) 512K x     (1) 512K x         (1) 8M        (1) 8M x
                     36            36               x 36            36

     72MB             (1) 1M        (1) 1M         (1) 8M        (1) 8M x
                      x 36           x 36           x 36            36

     80MB             (1) 2M        (1) 2M         (1) 8M        (1) 8M x
                      x 36           x 36           x 36            36

     96MB             (1) 4M        (1) 4M         (1) 8M        (1) 8M x
                      x 36           x 36           x 36            36

    128MB             (1) 8M        (1) 8M         (1) 8M        (1) 8M x
                      x 36           x 36           x 36            36

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1         TAG1           TAG2

     64KB        (8) 8K x 8        NONE          NONE        (1) 8K x 8

     128KB       (8) 8K x 8     (8) 8K x 8       NONE        (1) 8K x 8

     256KB      (8) 32K x 8        NONE          NONE        (1) 8K x 8

     512KB      (8) 32K x 8    (8) 32K x 8    (1) 8K x 8     (1) 8K x 8

                     CACHE JUMPER CONFIGURATION

   Size      JP6      JP19     JP20      JP21      JP22      JP23

   64KB     1 & 2     Open     Open      Open     1 & 2     1 & 2

  128KB     2 & 3    Closed    Open      Open     2 & 3     2 & 3

  256KB     1 & 2    Closed    Closed    Open     1 & 2     1 & 2

  512KB     2 & 3    Closed    Closed    Closed   2 & 3     2 & 3

  Note: Pins designated should be in closed position.

                    CPU/LCLK CONFIGURATION

       Setting               JP4                  JP5

      External              Closed         pins 1 & 2 closed

      Internal               Open          pins 2 & 3 closed

     CPU/LCLK CONFIGURATION

  Setting     JP8        JP9

  LCLK/2      Open      Open

  LCLK/3     Closed     Open

  LCLK/4      Open     Closed

  LCLK/5     Closed    Closed

