
FUJIKAMA USA, INC.

80386DX-33/40MHz 486DX/SX UPGRADABLE

CONTAQ MAIN BOARD

Processor         80386DX/80486SX/80486DX
Processor Speed   25/33/40MHz
Chip Set          CONTAQ
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                 Location

  Power LED &        J5 pins 1 - 5    Reset switch          J5 pins 19 &
  keylock                                                        20

  Speaker            J5 pins 7 - 10   External battery     JP2 pins 1 & 4

  Turbo LED           J5 pins 12 &    Auxiliary                 JP7
                           13         keyboard

  Turbo switch        J5 pins 15 -
                           17

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper          Position

     Monitor type select color              JP1             Closed

      Monitor type select monochrome         JP1              Open

     Battery type select internal           JP2        pins 2 & 3 closed

      Battery type select external           JP2            pins 1 & 4
                                                            connected

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

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

      16MB        (4) 4M x 9         NONE

      17MB        (4) 4M x 9     (4) 256K x 9

      20MB        (4) 4M x 9      (4) 1M x 9

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

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG         TAG (U1)

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8     (1) 16K x 4

     128KB      (4) 32K x 8        NONE       (1) 8K x 8     (1) 16K x 4

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8    (1) 16K x 4

       CACHE JUMPER CONFIGURATION

   Size      J4A       J4B       J4C

   64KB     Closed    Open      Open

  128KB      Open    Closed     Open

  256KB      Open     Open     Closed

                          CPU TYPE CONFIGURATION

   Type       J3A        J3B        JP5       J6A        J6B       JP8

  80386DX    Closed      Open      2 & 3    Closed      Open       Open

  80486DX     Open      Closed     1 & 2     Open      Closed     Closed

  Note: Pins designated should be in the closed position.

                    CPU BUS CLOCK JUMPER CONFIGURATION

     Type         Bus Clock         JP3           JP4            JP6

    80386DX        CLK2/4         Closed        Closed        pins 1 & 2
                                                               closed

    80386DX        CLK2/6          Open         Closed        pins 1 & 2
                                                               closed

    80386DX        CLK2/8         Closed         Open         pins 1 & 2
                                                               closed

    80386DX        CLK2/10         Open          Open         pins 1 & 2
                                                               closed

    80386DX        7.2MHz           N/A           N/A         pins 2 & 3
                                                               closed

    80486DX         CLK/3          Open         Closed        pins 1 & 2
                                                               closed

    80486DX         CLK/4         Closed         Open         pins 1 & 2
                                                               closed

    80486DX         CLK/6         Closed        Closed        pins 1 & 2
                                                               closed

    80486DX        7.2MHz           N/A           N/A         pins 2 & 3
                                                               closed

