...because we can't all be on the bleeding edge...





486DX-AX4

SILICON STAR INTERNATIONAL, INC.

486DX-AX4

Processor

80486SX/80486DX/80486DX2

Processor Speed

20/25/33/50(internal)/50/66(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

245mm x 220mm

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Turbo LED

JW3

Power LED & keylock

JW1

Reset switch

JW4

Speaker

JW2

Turbo switch

JW5

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP7

Open

Factory configured - do not alter

JP9

Open

CMOS memory normal operation

JP8

pins 1 & 2 closed

 

CMOS memory clear

JP8

pins 2 & 3 closed

Monitor type select color

JP10

Closed

 

Monitor type select monochrome

JP10

Open

Factory configured - do not alter

JP14

Open

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JPX1

64KB

pins 1 - 8 closed

128KB

pins 5 - 12 closed

256KB

pins 7 - 14 closed

CPU TYPE CONFIGURATION

Type

JP11

JP12

80486SX

Not installed

Closed

80486DX

Installed

Open

80486DX2

Installed

Open