CORE PACIFIC ELECTRONICS, INC

386 MAINBOARD

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          Forex
Max. Onboard DRAM 32MB
Cache             32/64/128KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            JP2      Power LED & keylock         JP9

  Turbo LED                   JP7      Speaker                    JP10

  Reset switch                JP8      Turbo switch               JP11

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   NPU mode select synchronous with         JP5           pins 1 & 2
      CPU                                                     closed

      NPU mode select synchronous with         JP5           pins 2 & 3
      oscillator installed at Y1                              closed

  »   CPU speed select forced slow            JP11            Closed

      CPU speed select switchable at          JP11             Open
      keyboard

  »   External battery select 3.6VDC          JP200           Closed

      External battery select 6.0VDC          JP200            Open

  »   Battery type select internal            JP201           Closed

      Battery type select external            JP201            Open

  »   CMOS memory normal operation            JP202            Open

      CMOS memory clear                       JP202           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) 256K x 9   (4) 1 M x 9

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

      16MB        (4) 4M x 9         NONE

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

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1          U15            U16

     32KB        (4) 8K x 8        NONE          NONE        (1) 8K x 8

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8     (1) 8K x 8

     128KB          NONE       (4) 32K x 8    (1) 32K x 8       NONE

        CACHE JUMPER CONFIGURATION

        Size                 JP6

        32KB          pins 1 & 2 closed

        64KB          pins 2 & 3 closed

        128KB         pins 2 & 3 closed