
FUJIKAMA USA, INC.

CONTAQ 486/386

Processor     80386DX/80486SX/P23/80487SX/P23T/80486DX/80486DX2
Processor     16/20/25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set      Contaq
Max. Onboard  64MB (32MB on external memory card)
DRAM
Cache         64/128/256KB
BIOS          AMI
Dimensions    330mm x 218mm
I/O Options   32-bit external memory card, 32-bit VESA local bus slots (1)
NPU Options   80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Optional keyboard         J1         Reset switch         J9 (pins 19 -
  connector                                                      20)

  Power LED &           J9 (pins 1 -   External battery          JP1
  keylock                   5)

  Speaker               J9 (pins 6 -   32-bit external           SL1
                            10)        memory card

  Turbo LED            J9 (pins 12 -   32-bit VESA local         SL2
                            13)        bus slots

  Turbo switch         J9 (pins 15 -
                            17)

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Battery type select internal            JP1           pins 2 & 3
                                                              closed

      CMOS memory clear                       JP1              Open

      Battery type select external            JP1             Closed

     Monitor type select monochrome          JP2              Open

      Monitor type select color               JP2             Closed

     Factory configured - do not             JP3              Open
      alter

     Factory configured - do not             JP4              Open
      alter

     Factory configured - do not             JP5              Open
      alter

     Factory configured - do not             JP6              Open
      alter

     OSC select OSC1                         JP10          pins 1 & 2
                                                              closed

      OSC select OSC2                         JP10          pins 2 & 3
                                                              closed

     Normal setup used                       JP13          pins 1 & 2
                                                              closed

      SCO UNIX 3.22 with 64MB                 JP13          pins 2 & 3
      installed (Weitek will be                               closed
      disabled)

                       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) 1M x 9

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

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

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

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

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

  Note: The external memory card uses the same configuration.

                         CACHE CONFIGURATION

       Size            Bank 0            Bank 1             TAG

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

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

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

  Note: The 128KB configuration is not available on the 486 system.

                        CACHE JUMPER CONFIGURATION

    Size          J4A            J4B             J4C             J4D

    64KB         Open            Open        pins 1 - 10     pins 1 - 10
                                               closed          closed

   128KB         Open         pins 1 - 10       Open         pins 1 - 10
                                closed                         closed

   256KB      pins 1 - 10        Open        pins 1 - 10        Open
                closed                         closed

                          CPU TYPE CONFIGURATION

      Type               J5                 J6                 J8

      80386          pins 1 - 10        pins 1 - 10        pins 1 - 10
                       closed             closed             closed

      80486          pins 11 - 20      pins 11 - 20        pins 11 - 20
                       closed             closed             closed

            CPU TYPE CONFIGURATION

         Type                    J7

        80486SX         pins 10 - 19 closed

          P23           pins 10 - 19 closed

        80487SX          pins 1 - 10 closed

         P23T            pins 1 - 10 closed

        80486DX          pins 5 - 14 closed

       80486DX2          pins 5 - 14 closed

                          CPU SPEED CONFIGURATION

       Speed              JP10              JP11               JP12

       20MHz           pins 2 & 3         pins 2 & 3        pins 2 & 3
                         closed            closed             closed

   25MHz (80386)       pins 1 & 2         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

   25MHz (80486)       pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

       40MHz           pins 2 & 3         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

      50iMHz           pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

       50MHz           pins 1 & 2         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

                                Note: OSC 1: 50MHz & OSC 2: 80MHz.

                          CPU SPEED CONFIGURATION

       Speed              JP10              JP11               JP12

       16MHz           pins 2 & 3         pins 2 & 3        pins 2 & 3
                         closed            closed             closed

   25MHz (80386)       pins 1 & 2         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

   25MHz (80486)       pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

   33MHz (80386)       pins 2 & 3         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

   33MHz (80486)       pins 2 & 3         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

      50iMHz           pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

       50MHz           pins 1 & 2         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

      66iMHz           pins 2 & 3         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

                                Note: OSC 1: 50MHz & OSC 2: 66MHz.

                          CPU SPEED CONFIGURATION

       Speed              JP10              JP11               JP12

       16MHz           pins 1 & 2         pins 2 & 3        pins 2 & 3
                         closed            closed             closed

       20MHz           pins 2 & 3         pins 2 & 3        pins 2 & 3
                         closed            closed             closed

   33MHz (80386)       pins 1 & 2         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

   33MHz (80486)       pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

       40MHz           pins 2 & 3         pins 1 & 2        pins 1 & 2
                         closed            closed             closed

      66iMHz           pins 1 & 2         pins 1 & 2        pins 2 & 3
                         closed            closed             closed

                                Note: OSC 1: 66MHz & OSC 2: 80MHz.

                CPU BUS CLOCK CONFIGURATION (ASYNCHRONOUS)

        Type                 JP7               JP8              JP9

     Asychronous      pins 2 & 3 closed        Open             Open

                 CPU BUS CLOCK CONFIGURATION (SYNCHRONOUS)

  ATCLK (486)   ATCLK (386)         JP7            JP8           JP9

    SYS/6          2SYS/4        pins 1 & 2      Closed         Closed
                                  closed

    SYS/4          2SYS/8        pins 1 & 2      Closed          Open
                                  closed

    SYS/3          2SYS/6        pins 1 & 2       Open          Closed
                                  closed

    2SYS/5        2SYS/10        pins 1 & 2       Open           Open
                                  closed

