
BEAVER COMPUTER CORPORATION

386SX

Processor         80386SX
Processor Speed   16MHz
Chip Set          TI
Max. Onboard DRAM 2MB
Cache             None
BIOS              AMI/Award
Dimensions        330mm x 218mm
I/O Options       External memory card slot
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Power LED & keylock         J1       Turbo LED                   J5

  External battery            J2       Turbo switch                J6

  Speaker                     J3       Onboard power LED           L1

  Reset switch                J4       External memory card        S1
                                       slot

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     BIOS type select 27256                 J7              pins 2 & 3
                                                               closed

      BIOS type select 27512                 J7              pins 1 & 2
                                                               closed

      Monitor type select color             SW1/3                On

      Monitor type select                   SW1/3               Off
      monochrome

     Factory configured - do not           SW1/4               N/A
      alter

                    DRAM CONFIGURATION

    Size      Bank 0      Bank 1      Bank 2      Bank 3

   512KB     (4)44256      NONE        NONE        NONE

    1MB      (4)44256    (4)44256      NONE        NONE

   1.5MB     (4)44256    (4)44256    (4)44256      NONE

    2MB      (4)44256    (4)44256    (4)44256    (4)44256

                 DRAM PARITY CONFIGURATION

    Size        P-0         P-1        P-2         P-3

   512KB     (2)41256      NONE        NONE        NONE

    1MB      (2)41256    (2)41256      NONE        NONE

   1.5MB     (2)41256    (2)41256    (2)41256      NONE

    2MB      (2)41256    (2)41256    (2)41256    (2)41256

                         DRAM SWITCH CONFIGURATION

               Memory Mode                     SW1/1           SW1/2

  100ns Fast Page Mode DRAM, 0 wait             Off             Off
  states, max. 4 pages active

  100ns Fast Page Mode DRAM, 0 wait             Off              On
  states, max. 1 page active

  All 100ns DRAM, 1 wait state, max. 4          On              Off
  pages active

  120ns DRAM, 2 wait states, max. 4             On               On
  pages active

