COMPAQ COMPUTER CORPORATION

DESKPRO 386s/20 (Model 002040)

Processor               80386SX
Processor Speed         20MHz
Chip Set                Compaq
Max. Onboard DRAM       16MB
Cache                   None
BIOS                    Compaq
Dimensions              332mm x 333mm
I/O Options             VGA feature connector, floppy drive interface, IDE
                        interface, parallel port, serial port, VGA port,
                        bus mouse
NPU Options             80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                  Location

  Bus mouse port              CN1      IDE interface               IDE

  Parallel port               CN2      VGA feature connector       VGA

  Serial port                 CN3      Main power                  P0

  VGA port                    CN4      Drive power plugs          P1-P4

  Fan power                   FAN      Speaker                     SPK

  3.5 inch floppy drive       FD1      5.25 inch floppy            FD2
  interface                            drive interface

                        USER CONFIGURABLE SETTINGS

                Function                       SW1           Position

  »   VGA port enabled                        SW1/1             On

      VGA port disabled                       SW1/1             On

  »   ROM resident setup enabled              SW1/2             On

      ROM resident setup disabled             SW1/2            Off

  »   External boot enabled                   SW1/3             On

      External boot disabled                  SW1/3            Off

  »   Password enabled                        SW1/4             On

      Password disabled                       SW1/4            Off

  »   Factory configured - do not alter       SW1/5            Off

  »   Floppy drive read/write enabled         SW1/6             On

      Floppy drive read/write disabled        SW1/6            Off

               DRAM CONFIGURATION

   Size    Bank 0    Bank 1    Bank 2    Bank 3

   1MB     1M x 9     NONE      NONE      NONE

   2MB     1M x 9    1M x 9     NONE      NONE

   2MB     2M x 9     NONE      NONE      NONE

   3MB     1M x 9    1M x 9    1M x 9     NONE

   4MB     1M x 9    1M x 9    1M x 9    1M x 9

   4MB     2M x 9    2M x 9     NONE      NONE

   4MB     4M x 9     NONE      NONE      NONE

   6MB     2M x 9    2M x 9    2M x 9     NONE

   8MB     2M x 9    2M x 9    2M x 9    2M x 9

   8MB     4M x 9    4M x 9     NONE      NONE

   12MB    4M x 9    4M x 9    4M x 9     NONE

   16MB    4M x 9    4M x 9    4M x 9    4M x 9