
UNIDENTIFIED

P386/25

Processor         80386DX
Processor Speed   25MHz
Chip Set          OPTI
Max. Onboard DRAM 16MB (8MB on external memory card)
Cache             None
BIOS              Phoenix
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           J10       Turbo switch               SW2

  Speaker                    J22       Turbo LED                  SW3

  Power LED & keylock        J23       32-bit external            SL1
                                       memory card

  Reset switch               SW1

                        USER CONFIGURABLE SETTINGS

                  Function                     Jumper         Position

     Monitor type select CGA/EGA/VGA            JP1           Closed

      Monitor type select                        JP1            Open
      Hercules/monochrome

     Power good signal detect from board        JP3         pins 1 & 2
                                                               closed

      Power good signal detect from power        JP3         pins 2 & 3
      supply                                                   closed

                            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

     3MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9      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

     5MB        (4) 1M x 9     (4) 256K x 9      NONE           NONE

     5MB        (4) 256K x 9   (4) 1M x 9        NONE           NONE

     6MB        (4) 256K x 9   (4) 256K x 9   (4) 1M x 9        NONE

     6MB        (4) 256K x 9   (4) 1M x 9     (4) 256K x 9      NONE

     6MB        (4) 1M x 9     (4) 256K x 9   (4) 256K x 9      NONE

     7MB        (4) 256K x 9   (4) 256K x 9   (4) 1M x 9    (4) 256K x 9

     7MB        (4) 256K x 9   (4) 1M x 9     (4) 256K x 9  (4) 256K x 9

     7MB        (4) 1M x 9     (4) 256K x 9   (4) 256K x 9  (4) 256K x 9

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

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

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

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

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

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

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

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

     12MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9        NONE

     13MB       (4) 256K x 9   (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

     13MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9    (4) 256K x 9

     13MB       (4) 1M x 9     (4) 256K x 9   (4) 1M x 9     (4) 1M x 9

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

  Note: Banks 2 & 3 are located on the external memory card.

        BATTERY TYPE CONFIGURATION

        Type                 JP4

        3.6v          pins 2 & 3 closed

        4.5v          pins 1 & 2 closed

        6.0v                 Open

