HAWK COMPUTERS

486 CACHE VER. 3

Processor

80486SX/80487SX/80486DX

Processor Speed

25/33MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

64/128/256/512KB

BIOS

AMI

Dimensions

355mm x 304mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Power LED & keylock

J27

Turbo switch

J25

Turbo LED

J91

Speaker

J26

Reset switch

SW1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

JP1

pins 1 & 2 closed

»

Monitor type select color

JP2

Closed

 

Monitor type select monochrome

JP2

Open

»

Factory configured - do not alter

JP3

pins 2 & 3 closed

»

Factory configured - do not alter

JP4

pins 1 & 2 closed

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) 1M x 9

NONE

NONE

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

NONE

NONE

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U830)

TAG (U832)

64KB

(8) 8K x 8

NONE

(1) 8K x 8

(1) 16K x 1

128KB

(8) 8K x 8

(8) 8K x 8

(1) 8K x 8

NONE

256KB

(8) 32K x 8

NONE

(1) 32K x 8

NONE

512KB

(8) 32K x 8

(8) 32K x 8

(1) 32K x 8

NONE

CACHE JUMPER CONFIGURATION

Size

JC1

JC2

JC3

JC4

JC5

JC6

64KB

Open

1 & 2

Closed

Closed

1 & 2

1 & 2

128KB

Open

2 & 3

Closed

Open

1 & 2

1 & 2

256KB

Closed

2 & 3

Open

Closed

2 & 3

1 & 2

512KB

Closed

2 & 3

Open

Open

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JM1

JM2

JM3

80486SX

Open

pins 2 & 3 closed

pins 2 & 3 closed

80487SX

Closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX

Closed

pins 1 & 2 closed

pins 1 & 2 closed