
MICRONICS COMPUTERS, INC.

MINI486 (VER. 1.0)

Processor        80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed  25/33/50(internal)/50/66(internal)MHz
Chip Set         Unidentified
Max. Onboard DRAM64MB
Cache            64/128/256KB
BIOS             Unidentified
Dimensions       254mm x 218mm
I/O Options      None
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  External battery            J1        Turbo LED                 W14

  Speaker                     J18       Turbo switch              W15

  Auxiliary keyboard          J19       Power LED & keylock       W19
  connector

  Reset switch                W13

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation             W1           pins 1 & 2
                                                              closed

      CMOS memory clear                        W1           pins 2 & 3
                                                              closed

     Monitor type select color                W3             Closed

      Monitor type select monochrome           W3              Open

                            DRAM CONFIGURATION

     Size         Bank 0          Bank 1         Bank 2         Bank 3

     1MB         (1) 256K x        NONE           NONE           NONE
                    36

     2MB         (1) 256K x     (1) 256K x        NONE           NONE
                    36              36

     4MB        (1) 1M x 36        NONE           NONE           NONE

     6MB         (1) 256K x     (1) 256K x     (1) 1M x 36       NONE
                    36              36

     8MB        (1) 1M x 36    (1) 1M x 36        NONE           NONE

     10MB        (1) 256K x     (1) 256K x     (1) 1M x 36   (1) 1M x 36
                    36              36

     12MB       (1) 1M x 36    (1) 1M x 36     (1) 1M x 36       NONE

     16MB       (1) 1M x 36    (1) 1M x 36     (1) 1M x 36   (1) 1M x 36

     16MB       (1) 4M x 36        NONE           NONE           NONE

     18MB        (1) 256K x     (1) 256K x     (1) 4M x 36       NONE
                    36              36

     20MB       (1) 1M x 36    (1) 4M x 36        NONE           NONE

     24MB       (1) 1M x 36    (1) 1M x 36     (1) 4M x 36       NONE

     32MB       (1) 4M x 36    (1) 4M x 36        NONE           NONE

     36MB       (1) 1M x 36    (1) 4M x 36     (1) 4M x 36       NONE

     40MB       (1) 1M x 36    (1) 1M x 36     (1) 4M x 36   (1) 4M x 36

     48MB       (1) 4M x 36    (1) 4M x 36     (1) 4M x 36       NONE

     64MB       (1) 4M x 36    (1) 4M x 36     (1) 4M x 36   (1) 4M x 36

            CACHE CONFIGURATION

     Size          Bank 0        Bank 1

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

     128KB       (4) 32K x 8      NONE

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

                 CACHE JUMPER CONFIGURATION

   Size       W7        W9        W10       W17       W18

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

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

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

  Note: Pins designated should be in the closed position.

          CPU TYPE CONFIGURATION

        Type                  W12

       80486SX         pins 2 & 3 closed

       80487SX         pins 1 & 2 closed

       80486DX         pins 2 & 3 closed

      80486DX2         pins 2 & 3 closed

  Pentium Overdrive    pins 1 & 2 closed

