SILICON VALLEY COMPUTER, INC.

386WB

Processor         80386DX
Processor Speed   25/33/40MHz
Chip Set          C & T
Max. Onboard DRAM 32MB
Cache             64/256KB
BIOS              C & T
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card slot
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           J10       32-bit external             S1
                                       memory card

  Power LED & keylock        J23       Reset switch               SW1

  Speaker                    J24       Turbo switch               SW2

  Turbo LED                  JP4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select CGA                  JP1            Closed

      Monitor type select monochrome,          JP1             Open
      EGA, or VGA

  »   CMOS memory normal operation             JP2           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP2           pins 1 & 2
                                                              closed

  »   Bus speed select ATCLK/4                 JP3            closed

      Bus speed select ATCLK/6                 JP3             open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      20MB        (4) 1M x 9      (4) 4M x 9

      20MB        (4) 4M x 9      (4) 1M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

                            CACHE CONFIGURATION

       Size              Bank 0        TAG (U32 & U33)   Dirty Bit (U42)

       64KB            (8) 8K x 8        (2) 4K x 4        (1) 16K x 4

       256KB          (8) 32K x 8        (2) 16K x 4       (1) 16K x 4

                     CACHE JUMPER CONFIGURATION

   Size      JP5      JP6       JP7       JP8      JP9       JP10

   64KB     2 & 3    1 & 2     1 & 2     Open     2 & 3     1 & 2

  256KB     2 & 3    2 & 3     2 & 3     Closed   1 & 2     1 & 2

  Note:Pins designated should be in the closed position.