
BIOSTAR MICROTECH INTERNATIONAL CORPORATION

MB-1333C-CH/1340C-CH

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

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Turbo LED                   D4       Turbo switch                J50

  Speaker                     J18      Reset switch                J51

  Power LED & keylock         J19      External battery            JP2

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not alter        J21             Open

     A20 gate enabled                         J22            Closed

      A20 gate disabled                        J22             Open

     Monitor type select color                J23            Closed

      Monitor type select monochrome           J23             Open

     CMOS memory normal operation             J42           pins 2 & 3
                                                              closed

      CMOS memory clear                        J42           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

       Size            Bank 0            Bank 1               J48

       1MB          (4) 256K x 9          NONE         pins 2 & 3 closed

       2MB          (4) 256K x 9      (4) 256K x 9     pins 2 & 3 closed

       4MB           (4) 1M x 9           NONE         pins 2 & 3 closed

       5MB          (4) 256K x 9       (4) 1 M x 9     pins 1 & 2 closed

       8MB           (4) 1M x 9        (4) 1M x 9      pins 2 & 3 closed

       16MB          (4) 4M x 9           NONE         pins 2 & 3 closed

       17MB          (4) 4M x 9       (4) 256K x 9     pins 1 & 2 closed

       20MB          (4) 4M x 9        (4) 1M x 9      pins 1 & 2 closed

       32MB          (4) 4M x 9        (4) 4M x 9      pins 2 & 3 closed

                            CACHE CONFIGURATION

       Size              Bank 0           TAG (U8)       TAG (U14 & U15)

       64KB           (8) 16K x 4           NONE           (2) 16K x 4

       256KB          (8) 64K x 4        (1) 64K x 4       (2) 64K x 4

                        CACHE JUMPER CONFIGURATION

   Size      J25       J26       J27      J28       J29      J33     J34

   64KB     Closed   Closed    Closed    Closed    Closed    1 &    1 & 2
                                                              2

  256KB      Open     Open      Open      Open      Open     2 &    2 & 3
                                                              3

  Note:Pins designated should be in the closed position.

                         POWER GOOD CONFIGURATION

         Setting                   J31                      J32

    Signal detect from      pins 2 & 3 closed        pins 2 & 3 closed
      power supply

    Signal detect from      pins 1 & 2 closed        pins 1 & 2 closed
          board

