
JOINDATA SYSTEMS, INC.

G386S

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          SIS
Max. Onboard DRAM 16MB
SRAM Cache        32/64KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Reset switch                J9       Speaker                     J12

  Turbo LED                  J10       Power LED & keylock         J13

  Speaker                    J11       External battery            J14

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     NPU mode select synchronous with         JP3             Open
      CPU

      NPU mode select synchronous with         JP3            Closed
      OSC3

     Monitor type select color               JP15            Closed

      Monitor type select monochrome          JP15             Open

                            DRAM CONFIGURATION

  Size     Bank 0   Bank 1     Bank 2     Bank 3     Bank 4      Bank 5

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

   1MB      NONE     NONE        (8)       NONE       NONE        NONE
                               44256

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

   2MB      NONE     NONE        (8)        (8)       NONE        NONE
                               44256      44256

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

   4MB      NONE     NONE       NONE       NONE        (36)       NONE
                                                     411000

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

   8MB      NONE     NONE       NONE       NONE        (36)        (36)
                                                     411000      411000

  12MB     (4) 1M    NONE       NONE       NONE        (36)        (36)
            x 9                                      411000      411000

  12MB     (4) 1M    (4) 1M     NONE       NONE        (36)       NONE
            x 9       x 9                            411000

  16MB     (4) 1M    (4) 1M     NONE       NONE        (36)        (36)
            x 9       x 9                            411000      411000

      DRAM PARITY CONFIGURATION

    Size       Parity 2    Parity 3

     1MB       (4) 41256     NONE

     2MB       (4) 41256   (4) 41256

                         DRAM JUMPER CONFIGURATION

    Size          JP6             JP7            JP8             JP9

    1MB        pins 2 & 3      pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    1MB        pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    2MB        pins 2 & 3      pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    2MB        pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    4MB        pins 2 & 3      pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    4MB        pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    8MB        pins 2 & 3      pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    8MB        pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    12MB       pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

    12MB       pins 2 & 3      pins 2 & 3     pins 2 & 3      pins 2 & 3
                 closed         closed          closed         closed

    16MB       pins 1 & 2      pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed         closed          closed         closed

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     32KB        (4) 8K x 8        NONE       (2) 16K x 4

     64KB        (4) 8K x 8     (4) 8K x 8    (2) 16K x 4

        CACHE JUMPER CONFIGURATION

        Size                 JP1

        32KB          pins 1 & 2 closed

        64KB          pins 2 & 3 closed

           CACHE JUMPER CONFIGURATION

   Size     JP10      JP11      JP12      JP13

   32KB    Closed    Closed    Closed    Closed

   64KB     Open      Open      Open      Open

