HwMuseum | Index

HAWK COMPUTERS

486WB 25/33 CS

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 308mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J4

Turbo LED

JP13

Power LED & keylock

J22

Reset switch

SW1

Speaker

J21

Turbo switch

SW2

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 color

JP2

Closed

 

Monitor type select monochrome

JP2

Open

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

3MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

4MB

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

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) 4M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

NONE

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U62)

TAG (U63)

64KB

(8) 8K x 8

NONE

(1) 16K x 1

(1) 8K x 8

128KB

(8) 8K x 8

(8) 8K x 8

(1) 16K x 1

(1) 8K x 8

256KB

(8) 32K x 8

NONE

(1) 16K x 1

(1) 32K x 8

512KB

(8) 32K x 8

(8) 32K x 8

(1) 16K x 1

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

JP9

JP10

JP11

JP12

64KB

Open

Open

pins 2 & 3 closed

Open

Open

128KB

Open

Closed

pins 2 & 3 closed

Closed

Open

256KB

Open

Closed

pins 2 & 3 closed

Closed

Closed

512KB

Closed

Closed

pins 2 & 3 closed

Closed

Closed

CPU JUMPER CONFIGURATION

Type

JP6

JP7

JP8

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

Open

80487SX

pins 1 & 2 closed

pins 2 & 3 closed

Closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

Closed