CACHE COMPUTERS, INC.

CACHE 486 MINI (Model 348)

Processor         80486SX/80487SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          OPTI
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       Auxiliary keyboard connector
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                    Location   Purpose                  Location

  External battery             BAT      Reset switch               RST

  Power LED & keylock          KEY      Speaker                    SPK

  Auxiliary keyboard           KB2      Turbo switch               TSW

  Turbo LED                    LED

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color                J7             Closed

      Monitor type select monochrome           J7              Open

  »   CMOS memory normal operation             W1              Open

      CMOS memory clear                        W1             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) 1M x 9     (4) 256K x 9

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

      16MB        (4) 4M x 9         NONE

      17MB        (4) 4M x 9     (4) 256K 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         Bank 1          TAG

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

     128KB      (4) 32K x 8        NONE       (2) 16K x 4

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

                        CACHE JUMPER CONFIGURATION

    Size           W2              W3             W6             W7

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

    128KB       pins 1 & 2     pins 2 & 3     pins 1 & 2      pins 1 & 2
                 closed          closed         closed         closed

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

                          CPU TYPE CONFIGURATION

          Type                      W8                       W9

         80486SX            pins 2 & 3 closed               Open

         80487SX             pins 1 & 2, 3 & 4       pins 2 & 3 closed
                                  closed

         80486DX             pins 1 & 2, 3 & 4       pins 1 & 2 closed
                                  closed

        80486DX2             pins 1 & 2, 3 & 4       pins 1 & 2 closed
                                  closed