
DATAEXPERT CORPORATION

OPTI-386WB

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          OPTI
Max. Onboard DRAM 32MB
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J1       Turbo switch                J4

  Speaker                     J2       Reset switch                J5

  Turbo LED                   J3       External battery           JP10

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     NPU mode select synchronous with         JP7             Open
      CPU

      NPU mode select asynchronous with        JP7            Closed
      CPU

     Bus speed select ATCLK/6                 JP8             Open

      Bus speed select ATCLK/8                 JP8            Closed

     Monitor type select color                JP9            Closed

      Monitor type select monochrome           JP9             Open

              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

      5MB         (4) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         NONE

      20MB        (4) 1M x 9      (4) 4M x 9

      20MB        (4) 4M x 9      (4) 1M x 9

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     32KB        (4) 8K x 8        NONE       (3) 4K x 4

     64KB        (4) 8K x 8     (4) 8K x 8    (3) 4K x 4

     128KB      (4) 32K x 8        NONE       (3) 16K x 4

     256KB      (4) 32K x 8    (4) 32K x 8    (3) 16K x 4

                     CACHE JUMPER CONFIGURATION

   Size      JP1      JP2       JP3       JP4      JP5       JP6

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

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

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

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

  Note:Pins designated should be in the closed position.

