BEK-TRONIC TECHNOLOGY, INC.

BEK-4801/486WB

Processor         80486DX
Processor Speed   33MHz
Chip Set          OPTI
Max. Onboard DRAM 64MB
Cache             64/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            J11       Turbo LED                  SW1

  Power LED & keylock         J20       Reset switch               SW2

  Speaker                     J21

                            DRAM CONFIGURATION

     Size         Bank 0          Bank 1         Bank 2         Bank 3

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

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

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

     5MB        (4) 256K x 9   (4) 1 M x 9        NONE           NONE

     6MB        (4) 256K x 9   (4) 256K x 9    (1) 1M x 36       NONE

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

     9MB        (4) 256K x 9    (4) 1M x 9     (1) 1M x 36       NONE

     10MB       (4) 256K x 9   (4) 256K x 9    (1) 1M x 36   (1) 1M x 36

     12MB       (4) 1M x 9      (4) 1M x 9     (1) 1M x 36       NONE

     13MB       (4) 256K x 9    (4) 1M x 9     (1) 1M x 36   (1) 1M x 36

     16MB       (4) 1M x 9      (4) 1M x 9     (1) 1M x 36   (1) 1M x 36

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

     20MB       (4) 1M x 9      (4) 4M x 9        NONE           NONE

     24MB       (4) 1M x 9      (4) 1M x 9     (1) 4M x 36       NONE

     28MB       (4) 1M x 9      (4) 1M x 9     (1) 1M x 36   (1) 4M x 36

     32MB       (4) 4M x 9      (4) 4M x 9        NONE           NONE

     36MB       (4) 1M x 9      (4) 4M x 9     (1) 4M x 36       NONE

     40MB       (4) 1M x 9      (4) 4M x 9     (1) 4M x 36   (1) 1M x 36

     46MB       (4) 4M x 9      (4) 4M x 9     (1) 4M x 36       NONE

     52MB       (4) 1M x 9      (4) 4M x 9     (1) 4M x 36   (1) 4M x 36

     64MB       (4) 4M x 9      (4) 4M x 9     (1) 4M x 36   (1) 4M x 36

                    CACHE CONFIGURATION

     Size          Bank 0       TAG (U33)      TAG (U34)

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

     256KB      (8) 32K x 8    (1) 32K x 8    (1) 64K x 1

  Note : The location of U33 is unidentified.

                 CACHE JUMPER CONFIGURATION

    Size         JP8         JP9         JP10        JP11

    64KB        Open        Open         Open        Open

   256KB       Closed      Closed       Closed      Closed

  Note:The location of the cache jumpers are unidentified.