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                                       

<gopher://bitreich.org/I/th99/m/M-O/31448-1.png>
   

   +------------------------------------------------------------+
   |                        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 &  |
   |   | enabled                           |        | 3 closed  |
   |---+-----------------------------------+--------+-----------|
   |   | Onboard local bus VGA card        |  JP2   | pins 1 &  |
   |   | disabled                          |        | 2 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        |
   +------------------------------------------------------------+