
CORE INTERNATIONAL, INC.

ATOMIZER 386/20

Processor         80386DX
Processor Speed   20MHz
Chip Set          NEC
Max. Onboard DRAM 8MB
Cache             Unidentified
BIOS              Award/Phoenix
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card slot
NPU Options       80387

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  Reset switch             J20         Turbo LED                 J23

  Power LED &              J21         32-bit external           S1
  keylock                              memory card

  Speaker                  J22

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     BIOS type select 27256                 J19             pins 1 & 2
                                                               closed

      BIOS type select 27128                 J19             pins 2 & 3
                                                               closed

     Conventional memory size              SW1/1                On
      select 512KB

      Conventional memory size              SW1/1               Off
      select 640KB

     Onboard EGA BIOS enabled              SW1/5                On

      Onboard EGA BIOS disabled             SW1/5               Off

     Factory configured - do not           SW1/6               Off
      alter

     CPU speed at boot select              SW1/7                On
      20MHz

      CPU speed at boot select 8MHz         SW1/7               Off

     Monitor type select                   SW1/8               Off
      monochrome

      Monitor type select color             SW1/8                On

  Note:The location of J19 is unidentified.

              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

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

     DRAM SWITCH CONFIGURATION

  Size     SW1/2   SW1/3    SW1/4

   1MB      Off      On       On

   2MB      Off     Off       On

   4MB      Off      On      Off

   8MB      On      Off      Off

                            CACHE CONFIGURATION

  Note:Although cache chips are diagrammed in the users manual, no
  information concerning cache sizes or configurations are listed in the
  users manual nor are they available from the manufacturer.

