COMPAQ COMPUTER CORPORATION

DESKPRO 386s/20 (Model 001421)

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                    Switch           Position

  »   VGA port enabled                       SW1/1              On

      VGA port disabled                      SW1/1             Off

  »   Password enabled                       SW1/2             Off

      Password disabled                      SW1/2              On

               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