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

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 bus slots

SL1 & SL2

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 power supply

JP24

pins 1 & 2 closed

 

Power good signal detect from board

JP24

pins 2 & 3 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 36

(1) 256K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 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 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 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.