HEWLETT-PACKARD COMPANY

HP VECTRA RS PC Series

Processor          80386DX
Processor Speed    16/20/25/33MHz
Chip Set           HP
Max. Onboard DRAM  16MB
Cache              None
BIOS               HP
Dimensions         320mm x 159mm
I/O Options        32-bit local bus backplane connector
NPU Options        80387/3167

[Image]

                        CONNECTIONS

           Purpose                      Location

  32-bit local bus backplane               CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Switch          Position

  »   NPU disabled                            SW1/1             On

      NPU enabled                             SW1/1             Off

  »   Bus speed select asynchronous           SW1/2             On
      with CPU

      Bus speed select synchronous with       SW1/2             Off
      CPU

  »   Base memory size select 640KB           SW1/3             On

      Base memory size select 512KB           SW1/3             Off

  »   Optional ROM enabled (see note)         SW1/4             On

      Optional ROM disabled (see note)        SW1/4             Off

  »   Factory configured - do not alter       SW1/5             On

  »   Factory configured - do not alter       SW1/6             On

  Note:Leave SW1/switch 4 in the closed position. Boards with a serial
  number less than 2947 will not boot if SW1/switch 4 is in the open
  position and there are no Optional ROMs installed.

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (4) 256K x 9      NONE           NONE           NONE

     2MB        (4) 256K x 9   (4) 256K x 9      NONE           NONE

     4MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9  (4) 256K x 9

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

     8MB        (4) 1M x 9     (4) 1M x 9        NONE           NONE

     10MB       (4) 256K x 9   (4) 256K x 9   (4) 1M x 9     (4) 1M x 9

     16MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 1M x 9