CACHING TECH CORPORATION

P386S-25

Processor         80386DX
Processor Speed   25MHz
Chip Set          Unidentified
Max. Onboard DRAM 8MB
Cache             None
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Auxiliary keyboard          J1       External battery            J6

  Reset switch                J2       Turbo switch                J7

  Speaker                     J3       Turbo LED                   J8

  Power LED & keylock         J4       32-bit external             S1
                                       memory card

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color                J5            pins 1 & 2
                                                              closed

      Monitor type select monochrome           J5            pins 2 & 3
                                                              closed

  »   CMOS memory normal operation             JP1           pins 1 & 2
      (internal battery)                                      closed

      CMOS memory clear                        JP1           pins 2 & 3
                                                              closed

      CMOS memory normal operation             JP1             Open
      (external battery)

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB       (4) 256K x 9       NONE           NONE           NONE

     2MB       (4) 256K x 9   (4) 256K x 9       NONE           NONE

     4MB       (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 256K x 9

     4MB        (4) 1M x 9        NONE           NONE           NONE

     8MB        (4) 1M x 9     (4) 1M x 9        NONE           NONE

     10MB       (4) 1M x 9     (4) 1M x 9    (4) 256K x 9   (4) 256K x 9

     16MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

  Note:Banks 2 & 3 are used when a 32-bit external memory card is
  installed at S1.