SPRITE, INC.

SM 486-66U

Processor           80486SX/80486DX/80486DX2
Processor Speed     25/33/50(internal)/50/66(internal)MHz
Chip Set            UMC
Max. Onboard DRAM   32MB
Cache               128/256KB
BIOS                AMI
Dimensions          330mm x 218mm
I/O Options         32-bit external memory card slot
NPU Options         4167

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  32-bit external             CN1       Power LED & keylock        J7
  memory card

  External battery            J4        Reset switch               W7

  Turbo switch                J5        Turbo LED                 W11

  Speaker                     J6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not alter        W6             Closed

  »   Monitor type select color                W8              Open

      Monitor type select monochrome           W8             Closed

  »   Factory configured - do not alter        W10             Open

  »   Factory configured - do not alter        W13            Closed

  »   Factory configured - do not alter        W14           pins 1 & 2
                                                              closed

  »   Factory configured - do not alter        W15             Open

  »   Factory configured - do not alter        W16           pins 1 & 2
                                                              closed

  »   Factory configured - do not alter        W18             Open

  Note:Jumper W18 may not appear on all board revisions.

              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

     128KB      (4) 32K x 8        NONE       (4) 16K x 4

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

                 CACHE JUMPER CONFIGURATION

   Size       W1        W2        W3        W4        W5

  128KB     1 & 2      1 & 2     2 & 3     2 & 3    2 & 3

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

  Note:Pins designated should be in the closed position.