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FU3

SILICON STAR INTERNATIONAL, INC.

FU3

Processor

80386SX

Processor Speed

25/33MHz

Chip Set

C & T

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

D4

Power LED & keylock

J19

External battery

JP2

Turbo switch

J50

Speaker

J18

Reset switch

J51

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

J21

Open

Fast gate A20 enabled

J22

Closed

 

Fast gate A20 disabled

J22

Open

Monitor type select color

J23

Closed

 

Monitor type select monochrome

J23

Open

CMOS memory normal operation

J42

pins 2 & 3 closed

 

CMOS memory clear

J42

pins 1 & 2 closed

Factory configured - do not alter

JP1

N/A

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

32KB

(4) 8K x 8

NONE

(2) 16K x 8

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 8

128KB

(4) 32K x 8

NONE

(2) 64K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(2) 64K x 8

CACHE JUMPER CONFIGURATION

Size

J26

J27

J28

J29

J33

J34

J35

32KB

1 & 2

Open

Open

Closed

Closed

1 & 2

2 & 3

64KB

1 & 2

1 & 2

Open

Closed

Closed

Open

1 & 2

128KB

2 & 3

1 & 2

2 & 3

Closed

Open

1 & 2

1 & 2

256KB

2 & 3

1 & 2

1 & 2

Open

Open

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CACHE JUMPER CONFIGURATION( CONT)

Size

J36

J37

J38

J39

J41

J52

J60

32KB

2 & 3

2 & 3

Open

2 & 3

Open

1 & 2

Open

64KB

2 & 3

2 & 3

1 & 2

1 & 2

Open

1 & 2

Open

128KB

1 & 2

1 & 2

2 & 3

2 & 3

Closed

2 & 3

Open

256KB

1 & 2

1 & 2

2 & 3

1 & 2

Closed

2 & 3

Closed

Note: Pins designated should be in the closed position. The locations of J52 & J60 are unidentified.