OCEAN INFORMATION SYSTEMS, INC.

BISON II REV. 1.0

Processor         Pentium
Processor Speed   60/66MHz
Chip Set          Unidentified
Max. Onboard DRAM 64MB
Cache             64/128/256/512KB
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2)
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            J9        Reset switch              JP25

  Speaker                    JP18       Chassis fan power         JP26

  Power LED & keylock        JP20       32-bit VESA Local      SL1 & SL2
                                        bus slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation             JP1           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP1           pins 1 & 2
                                                              closed

  »   Monitor type select CGA/EGA/VGA          JP2            Closed

      Monitor type select monochrome           JP2             Open

  »   Power good signal detect from           JP24           pins 1 & 2
      power supply                                            closed

      Power good signal detect from           JP24           pins 2 & 3
      board                                                   closed

  »   Cooling fan type select 12 volt         JP27           pins 1 & 2
                                                              closed

      Cooling fan type select 5 volt          JP27           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     2MB        (1) 256K x     (1) 256K x        NONE           NONE
                    36             36

     4MB        (1) 256K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

     8MB       (1) 1M x 36    (1) 1M x 36        NONE           NONE

     10MB       (1) 256K x     (1) 256K x    (1) 1M x 36     (1) 1M x 36
                    36             36

     16MB      (1) 1M x 36    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36

     32MB      (1) 4M x 36    (1) 4M x 36        NONE           NONE

     34MB       (1) 256K x     (1) 256K x    (1) 4M x 36     (1) 4M x 36
                    36             36

     40MB      (1) 1M x 36    (1) 1M x 36    (1) 4M x 36     (1) 4M x 36

     64MB      (1) 4M x 36    (1) 4M x 36    (1) 4M x 36     (1) 4M x 36

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1       TAG (U30)      TAG (U31)

     64KB        (8) 8K x 8        NONE          NONE        (1) 8K x 8

     128KB       (8) 8K x 8     (8) 8K x 8       NONE        (1) 8K x 8

     256KB      (8) 32K x 8        NONE          NONE        (1) 8K x 8

     512KB      (8) 32K x 8    (8) 32K x 8    (1) 8K x 8     (1) 8K x 8

                     CACHE JUMPER CONFIGURATION

   Size      JP6      JP19     JP20      JP21      JP22      JP23

   64KB     1 & 2     Open     Open      Open     1 & 2     1 & 2

  128KB     2 & 3    Closed    Open      Open     2 & 3     2 & 3

  256KB     1 & 2    Closed    Closed    Open     1 & 2     1 & 2

  512KB     2 & 3    Closed    Closed    Closed   2 & 3     2 & 3

  Note: Pins designated should be in the closed position.