UNIDENTIFIED

386 CACHE SERIES VER. 2.0

Processor         80386DX
Processor Speed   16/20/25/33/40MHz
Chip Set          SIS
Max. Onboard DRAM 16MB (8MB on external memory card)
Cache             32/64/128KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387DX

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           JP1       Speaker                    JP20

  Turbo LED                 JP14       32-bit external            SL1
                                       memory card

  Turbo switch              JP15       Reset switch               SW1

  Power LED & keylock       JP19

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not alter        JP4           pins 1 & 2
                                                              closed

  »   Factory configured - do not alter        JP5             Open

  »   Factory configured - do not alter        JP6           pins 1 & 2
                                                              closed

      Cache type select external               JP7           pins 2 & 3
                                                              closed

      Cache type select internal               JP7           pins 1 & 2
                                                              closed

  »   Monitor type select monochrome          JP13             Open

      Monitor type select CGA/EGA/VGA         JP13           pins 1 & 2
                                                              closed

  »   Factory configured - do not alter       JP16           pins 2 & 3
                                                              closed

  »   Factory configured - do not alter       JP17           pins 2 & 3
                                                              closed

  Note: The location of JP7 is unknown.

              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

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

            CACHE CONFIGURATION

     Size          Bank 0        Bank 1

     32KB        (4) 8K x 8       NONE

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

     128KB          NONE       (4) 32K x 8

                 CACHE CONFIGURATION (TAG)

     Size           U30            U31            U43

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

     64KB       (1) 16K x 4    (1) 16K x 4       NONE

     128KB          NONE           NONE       (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

       Size         JP8      JP9      JP10      JP11     JP12      JP18

       32KB        2 & 3    2 & 3    2 & 3     2 & 3     1 & 2     Open

       64KB        2 & 3    2 & 3    2 & 3     2 & 3     2 & 3     Open

      128KB        2 & 3    2 & 3    2 & 3     2 & 3     2 & 3     1 & 2

       128KB       1 & 2    1 & 2    1 & 2     1 & 2     Open      Open
    (internal)

  Note: Pins designated should be in the closed position. The location of
  JP8 is unknown.