DIAMOND FLOWER, INC.

386-25UN/C

Processor         80386DX
Processor Speed   25MHz
Chip Set          Unidentified
Max. Onboard DRAM 12MB
Cache             64KB (on external cache card)
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       32-bit external cache card slot
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  External keyboard           J1       Turbo switch            J6 or J13

  CPU clock                   J2       Speaker                     J7

  Power LED & keylock         J3       External battery           J14

  Reset switch            J4 or J11    32-bit external cache       S1
                                       card

  Turbo LED                   J5

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

  »   NPU type select 3167 or none           J9                Closed

      NPU type select 80387                  J9                 Open

  »   Monitor type select                    J10                Open
      monochrome

      Monitor type select color              J10               Closed

  »   Battery type select internal           J12             pins 2 & 3
                                                               closed

      Battery type select external           J12             pins 1 & 2
                                                               closed

  »   Factory configured - do not           JP22             pins 1 & 2
      alter (revision 0 boards                                 closed
      only)

  »   Factory configured - do not           JP23               Closed
      alter (revision 0 boards
      only)

  »   DRAM type select 1M x 9               SW1/1               Off

      DRAM type select 256K x 9             SW1/1                On

                      DRAM CONFIGURATION

      Size          Bank 0          Bank 1          Bank 2

      1MB        (4) 256K x 9        NONE            NONE

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

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

      4MB         (4) 1M x 9         NONE            NONE

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

      12MB        (4) 1M x 9      (4) 1M x 9      (4) 1M x 9

       DRAM BANK CONFIGURATION

    Bank        sw1/2        sw1/3

  0, 1, & 2      Off          Off

    0 & 1        Off          On

      0           On          On

  DRAM SPEED CONFIGURATION

  Speed     sw1/4    sw1/5

   80ns      Off      Off

  100ns      On        On

                CACHE/PAGE MODE CONFIGURATION

        Mode              JP1 - JP20              JP21

        Page                Closed         pins 1 & 2 closed

        Cache                Open          pins 2 & 3 closed

[Image]

  CACHE CONFIGURATION

  Setting       JP7

  Enabled      Closed

  Disabled      Open

                     CACHE JUMPER CONFIGURATION

   Size      JP1      JP2       JP3       JP4      JP5       JP6

   32KB     1 & 2     Open     Open      Open     Closed    1 & 2

   64KB     2 & 3    Closed    Closed    Closed    Open     2 & 3

  Note:Pins designated should be in the closed position.