UNIDENTIFIED

386-33/40WB

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          OPTI
Max. Onboard DRAM 64MB (32MB on external memory card)
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       External memory card
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            J10      External memory card        SL1

  Power LED & keylock         J23      Reset switch                SW1

  Speaker                     J24      Turbo switch                SW2

  Turbo LED                   JP4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color               JP1           pins 2 & 3
                                                              closed

      Monitor type select monochrome          JP1           pins 1 & 2
                                                              closed

  »   CMOS memory normal operation            JP2             Closed

      CMOS memory clear                       JP2              Open

  »   I/O bus speed select ATCLK/8            JP3             Closed

      I/O bus speed select ATCLK/6            JP3              Open

                       DRAM CONFIGURATION (ON BOARD)

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (2) 256K x 9   (2) 256K x 9      NONE           NONE

     2MB        (2) 256K x 9   (2) 256K x 9   (2) 256K x 9  (2) 256K x 9

     2MB        (2) 1M x 9        NONE           NONE           NONE

     4MB        (2) 1M x 9     (2) 1M x 9        NONE           NONE

     6MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9        NONE

     8MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9     (2) 1M x 9

     8MB        (2) 4M x 9        NONE           NONE           NONE

     16MB       (2) 4M x 9     (2) 4M x 9        NONE           NONE

     24MB       (2) 4M x 9     (2) 4M x 9     (2) 4M x 9        NONE

     32MB       (2) 4M x 9     (2) 4M x 9     (2) 4M x 9     (2) 4M x 9

                     DRAM CONFIGURATION (MEMORY CARD)

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (2) 256K x 9   (2) 256K x 9      NONE           NONE

     2MB        (2) 256K x 9   (2) 256K x 9   (2) 256K x 9  (2) 256K x 9

     2MB        (2) 1M x 9        NONE           NONE           NONE

     4MB        (2) 1M x 9     (2) 1M x 9        NONE           NONE

     6MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9        NONE

     8MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9     (2) 1M x 9

     8MB        (2) 4M x 9        NONE           NONE           NONE

     16MB       (2) 4M x 9     (2) 4M x 9        NONE           NONE

     24MB       (2) 4M x 9     (2) 4M x 9     (2) 4M x 9        NONE

     32MB       (2) 4M x 9     (2) 4M x 9     (2) 4M x 9     (2) 4M x 9

                     CACHE CONFIGURATION

     Size           Bank 0         Bank 1           TAG

     32KB         (4) 8K x 8        NONE        (1) 2K x 9

     64KB         (4) 8K x 8     (4) 8K x 8     (1) 4K x 9

     128KB       (4) 32K x 8        NONE        (1) 8K x 9

     256KB       (4) 32K x 8    (4) 32K x 8     (1) 16K x 9

  Note: The location of the cache and TAG is unidentified.

                     CACHE JUMPER CONFIGURATION

   Size      JP5      JP6       JP7       JP8      JP9       JP10

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

   64KB     2 & 3    1 & 2     1 & 2     Open     2 & 3     1 & 2

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

  256KB     2 & 3    2 & 3     2 & 3     Closed   1 & 2     1 & 2

  Note: Pins designated should be in the closed position.