MULTIBEST INDUSTRIAL & MANUFACTURING, INC.

MB386SX3

Processor         80386SX
Processor Speed   16/20/25MHz
Chip Set          Headland
Max. Onboard DRAM 8MB
Cache             None
BIOS              AMI
Dimensions        218mm x 218mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            JP2      Turbo switch               JP10

  Turbo LED                   JP8      Speaker                    JP11

  Reset switch                JP9      Power LED & keylock        JP12

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation             JP1           pins 1 & 2
                                                              closed

      CMOS memory clear                        JP1           pins 2 & 3
                                                              closed

  »   Factory configured - do not alter        JP3              N/A

  »   Monitor type select color                P5             Closed

      Monitor type select monochrome           P5              Open

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2         Bank 3

     512KB       (2) 256K x        NONE          NONE           NONE
                     9

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

     1.5MB       (2) 256K x     (2) 256K x     (2) 256K x       NONE
                     9              9              9

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

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

      3MB        (2) 256K x     (2) 256K x    (2) 1M x 9        NONE
                     9              9

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

     4.5MB       (2) 1M x 9     (2) 1M x 9     (2) 256K x       NONE
                                                   9

      5MB        (2) 1M x 9     (2) 1M x 9     (2) 256K x   (2) 256K x 9
                                                   9

      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