
SILICON STAR INTERNATIONAL, INC.

FU3

Processor         80386SX
Processor Speed   25/33MHz
Chip Set          C & T
Max. Onboard DRAM 32MB
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387SX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Turbo LED                   D4       Power LED & keylock         J19

  External battery            JP2      Turbo switch                J50

  Speaker                     J18      Reset switch                J51

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             J21              Open
      alter

     Fast gate A20 enabled                   J22             Closed

      Fast gate A20 disabled                  J22              Open

     Monitor type select color               J23             Closed

      Monitor type select monochrome          J23              Open

     CMOS memory normal operation            J42           pins 2 & 3
                                                              closed

      CMOS memory clear                       J42           pins 1 & 2
                                                              closed

     Factory configured - do not             JP1              N/A
      alter

              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

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

      16MB        (4) 4M x 9         NONE

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     32KB        (4) 8K x 8        NONE       (2) 16K x 8

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

     128KB      (4) 32K x 8        NONE       (2) 64K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (2) 64K x 8

                        CACHE JUMPER CONFIGURATION

   Size      J26     J27       J28      J29       J33      J34      J35

   32KB     1 & 2    Open     Open     Closed   Closed    1 & 2    2 & 3

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

   128KB    2 & 3   1 & 2     2 & 3    Closed    Open     1 & 2    1 & 2

   256KB    2 & 3   1 & 2     1 & 2     Open     Open     1 & 2    1 & 2

  Note: Pins designated should be in the closed position.

                    CACHE JUMPER CONFIGURATION( CONT)

   Size      J36     J37     J38      J39      J41       J52       J60

   32KB     2 & 3   2 & 3    Open    2 & 3     Open     1 & 2     Open

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

  128KB     1 & 2   1 & 2   2 & 3    2 & 3    Closed    2 & 3     Open

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

  Note: Pins designated should be in the closed position. The locations
  of J52 & J60 are unidentified.

