SIIG ,INC.

SX386 16N/SX386 20N

Processor         80386SX
Processor Speed   16/20MHz
Chip Set          C & T NEAT
Max. Onboard DRAM 8MB
SRAM Cache        None
BIOS              Phoenix
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Reset switch               J4

  Power LED & keylock          J2       Turbo switch               J5

  Speaker                      J3       Turbo LED                  J6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Battery select internal                  JP1           pins 2 & 3
                                                              closed

      Battery select external                  JP1           pins 1 & 2
                                                              closed

  »   Factory configured - do not alter        JP3             open

  »   Monitor type select Monochrome           JP4           pins 2 & 3
                                                              closed

      Monitor type select color                JP4           pins 1 & 2
                                                              closed

  »   NPU disabled                             JP7           pins 2 & 3
                                                              closed

      NPU enabled                              JP7           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

   Size       Bank 0       Bank        Bank        Bank     JP5,JP6,JP8 -
             (SIPP)      1(SIPP)      2(DIP)     3(DIP)         JP17

   512KB      NONE        NONE         (18)       NONE        pins 1 & 2
                                      41256                    closed

   512KB     (2) 256K     NONE         NONE       NONE        pins 2 & 3
               x 9                                             closed

   640KB      NONE        NONE         (18)        (18)       pins 1 & 2
                                      41256       4164         closed

    1MB       NONE        NONE         (18)        (18)       pins 1 & 2
                                      41256       41256        closed

    1MB      (2) 256K   (2) 256K x     NONE       NONE        pins 2 & 3
               x 9          9                                  closed

   1.5MB     (2) 256K     NONE         (18)        (18)       pins 1 & 2
               x 9                    41256       41256        closed

   1.5MB     (2) 256K   (2) 256K x     (18)       NONE        pins 2 & 3
               x 9          9         41256                    closed

  1.64MB     (2) 256K   (2) 256K x     (18)        (18)       pins 1 & 2
               x 9          9         41256       4164         closed

    2MB       NONE        NONE         (18)       NONE        pins 1 & 2
                                      411000                   closed

    2MB      (2) 256K   (2) 256K x     (18)       NONE        pins 2 & 3
               x 9          9         41256                    closed

    2MB      (2) 1M x     NONE         NONE        (18)       pins 2 & 3
                9                                 41256        closed

    3MB      (2) 1M x     NONE         (18)        (18)       pins 1 & 2
                9                     41256       41256        closed

    3MB      (2) 256K   (2) 256K x     (18)       NONE        pins 2 & 3
               x 9          9         411000                   closed

    4MB       NONE        NONE         (18)        (18)       pins 1 & 2
                                      411000     411000        closed

    4MB      (2) 1M x   (2) 1M x 9     NONE       NONE        pins 2 & 3
                9                                              closed

  4.64MB     (2) 1M x   (2) 1M x 9     (18)        (18)       pins 1 & 2
                9                     41256       4164         closed

    5MB      (2) 1M x   (2) 1M x 9     (18)        (18)       pins 1 & 2
                9                     41256       41256        closed

    5MB      (2) 256K   (2) 256K x     (18)        (18)       pins 2 & 3
               x 9          9         411000     411000        closed

    6MB      (2) 1M x   (2) 1M x 9     (18)       NONE        pins 2 & 3
                9                     411000                   closed

    6MB      (2) 1M x     NONE         (18)        (18)       pins 1 & 2
                9                     411000     411000        closed

    8MB      (2) 1M x   (2) 1M x 9     (18)        (18)       pins 2 & 3
                9                     411000     411000        closed