OCEAN INFORMATION SYSTEMS, INC.

HIPPO-IV 80486 (VERSION 1)

Processor          80486SX/80487sx/80486dx/odp486sx/80486dx2
Processor Speed    25/33/50(internal)/66(internal)MHz
Chip Set           Headland
Max. onboard DRAM  32MB
SRAM Cache         None
BIOS               AMI
Dimensions         330mm x 218mm
I/O Options        VGA port
NPU Options        None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  VGA port                   JP4       Turbo switch                P4

  Reset switch                P1       Power LED & keylock         P5

  Speaker                     P2       External battery            P8

  Turbo LED                   P3

                        USER CONFIGURABLE SETTINGS

                Function                      Jumper         Position

  »   Onboard local bus VGA card               JP2           pins 2 & 3
      enabled                                                 closed

      Onboard local bus VGA card               JP2           pins 1 & 2
      disabled                                                closed

  »   Monitor type auto-detect                 JP3           pins 1 & 2
                                                              closed

      Monitor type monochrome                  JP3           pins 2 & 3
                                                              closed

      Monitor type color                       JP3             Open

  »   Display select CGA, EGA, VGA             JP5            Closed

      Display select monochrome                JP5             Open

  »   CMOS memory normal operation             JP6             Open

      CMOS RAM memory clear                    JP6            Closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      20MB        (4) 4M x 9      (4) 1M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

   VRAM SIZE CONFIGURATION

   Size      JP7      JP8

   256K     Open      Open

   512K     Open     Closed

   1MB      Closed    Open