
VISION TECHNOLOGIES

PVPT

Processor         Pentium
Processor Speed   75/90/100MHz
Chip Set          OPTI
Max. Onboard DRAM 128MB
Cache             64/256/512KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2), 32-bit PCI slots (4)
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            J2        32-bit PCI slots       PC1 - PC4

  Power LED & keylock         J17       Reset switch               S1

  Speaker                     J18       32-bit VESA local      SL1 & SL2
                                        bus slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory select normal                JP1           pins 2 & 3
      operation                                               closed

      CMOS memory select clear                 JP1           pins 1 & 2
                                                              closed

     Monitor type select color                JP2             Open

      Monitor type select monochrome           JP2            Closed

     Flash memory voltage select              JP4             Open
      normal

      Flash memory voltage select 5v           JP4           pins 1 & 2
                                                              closed

      Flash memory voltage select 12v          JP4           pins 2 & 3
                                                              closed

     CPUCLK output select                    JP11           pins 1 & 2
                                                              closed

      Clock oscillator select                 JP11           pins 2 & 3
                                                              closed

     Back to back I/O delay select           JP15             Open
      slow

      Back to back I/O delay select           JP15            Closed
      fast

     LDEV sample select end of first         JP18             Open
      T2

      LDEV sample select end of second        JP18            Closed
      T2

     Cache type select always                JP20           pins 1 & 2
      invalidated                                             closed

      Cache type select invalidated on        JP20           pins 2 & 3
      write only                                              closed

     Factory configured - do not alter       JP32              N/A

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       4MB        (2) 512K x 36         NONE

       4MB        (2) 256K x 36    (2) 256K x 36

       6MB        (2) 256K x 36    (2) 512K x 36

       8MB         (2) 1M x 36          NONE

       8MB        (2) 512K x 36    (2) 512K x 36

      10MB        (2) 256K x 36     (2) 1M x 36

      12MB        (2) 512K x 36     (2) 1M x 36

      16MB         (2) 2M x 36          NONE

      16MB         (2) 1M x 36      (2) 1M x 36

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

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

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

      32MB         (2) 4M x 36          NONE

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

      34MB        (2) 256K x 36     (2) 4M x 36

      36MB        (2) 512K x 36     (2) 4M x 36

      40MB         (2) 1M x 36      (2) 4M x 36

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

      64MB         (2) 8M x 36          NONE

      64MB         (2) 4M x 36      (2) 4M x 36

      66MB        (2) 256K x 36     (2) 8M x 36

      68MB        (2) 512K x 36     (2) 8M x 36

      72MB         (2) 1M x 36      (2) 8M x 36

         DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1

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

     96MB        (2) 4M x 36   (2) 8M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

                    CACHE CONFIGURATION

     Size          Bank 0          TAG        DIRTY (U31)

     64KB        (8) 8K x 8     (1) 8K x 8    (1) 16K x 1

     256KB      (8) 32K x 8    (1) 32K x 8    (1) 16K x 1

     512KB      (8) 64K x 8    (1) 64K x 8    (1) 16K x 1

       CACHE JUMPER CONFIGURATION

   Size      JP28     JP29      JP30

   64KB      Open     Open      Open

  256KB      Open    Closed    Closed

  512KB     Closed   Closed    Closed

                        CACH VOLTAGE CONFIGURATION

      Setting             JP19              JP21               JP27

       3.3v            pins 1 & 2         pins 1 & 2          Closed
                         closed            closed

        5v             pins 2 & 3         pins 2 & 3           Open
                         closed            closed

             CPU SPEED CONFIGURATION

  Speed      JP6       JP9      JP10      JP33

  75MHz     Open      Open      Open      Open

  90MHz    Closed    Closed     Open      Open

  100MHz   Closed     Open      Open      Open

                           CPUCLK CONFIGURATION

         Setting                   JP5                      U22

  MCLK2 selected as ECLK    pins 1 & 2 closed          Not Installed

  U22 selected as ECLK      pins 2 & 3 closed            Installed

       LCLK CONFIGURATION

  Setting     JP13      JP14

  LCLK/2      Open      Open

  LCLK/3     Closed     Open

  LCLK/4      Open     Closed

  LCLK/5     Closed    Closed

  VESA WAIT STATE CONFIGURATION

   Wait states         JP23

  0 wait states        Open

  1 wait state        Closed

  BUS SPEED CONFIGURATION

  CPU speed        JP22

   <=33MHz         Open

    >33MHz        Closed

