
CACHING TECH CORPORATION

C386MX

Processor         80386DX/CX486DLC
Processor Speed   33/40MHz
Chip Set          MXIC
Max. onboard DRAM 32MB
Cache             None
BIOS              AMI
Dimensions        254mm x 218mm
I/O Options       None
NPU Options       80387DX/CX487DLC/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  External battery          BATT2      Turbo switch                CN4

  Power LED & keylock        CN1       Turbo LED                   CN5

  Speaker                    CN2       External Keyboard           KB2

  Reset switch               CN3

                        USER CONFIGURABLE SETTINGS

             Function                 Jumper/Switch         Position

     CMOS memory normal                  BATT2         pins 2 & 3 closed
      operation (Internal
      Battery)

      CMOS memory normal                  BATT2         Connect to 1 & 4
      operation (External
      Battery)

      CMOS memory clear                   BATT2         pins 1 & 2 closed

     Monitor type select color            C/M                Open

      Monitor type select                  C/M               Closed
      monochrome

              CPU SPEED CONFIGURATION

      Speed            JF0              JF1

      33MHz           Closed            Open

      40MHz            Open            Closed

  Note:The locations of JFO and JF1 are unknown.

                            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

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

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

  Note:The locations of bank 0 and bank 1 may be different on the system
  board.

          CPU TYPE CONFIGURATION

        Type                  J2

       80386DX        pins 1 & 2 closed

      CX486DLC        pins 2 & 3 closed

