
SPRITE, INC.

SM 386sx-20c

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          Forex
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI/MR
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            JP2      Power LED & keylock         JP9

  Turbo LED                   JP7      Speaker                    JP10

  Reset switch                JP8      Turbo switch               JP11

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color                JP3            Closed

      Monitor type select monochrome           JP3             Open

     Factory configured - do not alter       JP100            Open

     Parity check enabled                    JP101           Closed

      Parity check disabled                   JP101            Open

     External battery select 3.6VDC          JP200           Closed

      External battery select 6.0VDC          JP200            Open

     CMOS memory normal operation            JP202            Open

      CMOS memory clear                       JP202           Closed

              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

      17MB        (4) 256K x 9    (4) 4M x 9

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

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

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1       TAG (U15)      TAG (U16)

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8        NONE

     128KB      (4) 32K x 8        NONE       (1) 8K x 8        NONE

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

                        CACHE JUMPER CONFIGURATION

      Size              JP6A               JP6B               JP6C

      64KB            pins 2 & 3        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      128KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      256KB           pins 1 & 2        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

