
UNIDENTIFIED

SIS-386

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          C & T
Max. Onboard DRAM 8MB
Cache             64KB (on external card)
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external cache card slot
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                Location       Purpose              Location

  External battery          J3          Turbo LED        JPC pins 12 & 13

  32-bit external        J16 & J17      Turbo switch     JPC pins 15 - 17
  cache cards

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

  Speaker             JPC pins 7 - 10

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     Factory configured - do not alter        JP1              N/A

     Factory configured - do not alter        JP3              N/A

     Factory configured - do not alter        JP4              N/A

     Factory configured - do not alter        JP5              N/A

     Factory configured - do not alter        JP6              N/A

     Monitor type select monochrome           JP7             Open

      Monitor type select color                JP7            Closed

     Factory configured - do not alter        JP8              N/A

     NPU mode select synchronous with         JP9             Open
      CPU

      NPU mode select asynchronous with        JP9            Closed
      CPU

                            DRAM CONFIGURATION

  Size     Bank 0       P-0       Bank 1      P-1      Bank 2     Bank 3

   1MB       (8)         (4)       NONE       NONE      NONE       NONE
            44256      41256

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

   2MB       (8)         (4)        (8)        (4)      NONE       NONE
            44256      41256      44256      41256

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

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

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

           CACHE JUMPER CONFIGURATION

   Size      JP2A     JP2B      JP2C      JP2D

   64KB      Open     Open      Open      Open

  128KB     Closed   Closed    Closed    Closed

