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





AN4R2/AN4TR2

SILICON STAR INTERNATIONAL, INC.

AN4R2/AN4TR2

Processor

80486SX/CX486M7/80486DX/80486DX2/80486DX4

Processor Speed

20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

128MB

Cache

128/256/512KB

BIOS

AMI/Award

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (3), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

JW1

External battery

JP25

Speaker

JW2

Green PC connector (monitor)

JP46 (pins 1, 3, 5)

Reset switch

JW3

Green PC connector (power)

JP46 (pins 7 & 8)

Turbo switch

JW4

32-bit VESA local bus slots

SL1 - SL3

Turbo LED

JW5

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Ľ

Factory configured - do not alter

JP3

Open

Ľ

Factory configured - do not alter

JP4

pins 1 & 2 closed

Ľ

Factory configured - do not alter

JP5

Open

Ľ

Factory configured - do not alter

JP6

Open

Ľ

Factory configured - do not alter

JP8

pins 1 & 2 closed

Ľ

Factory configured - do not alter

JP13

Closed

Ľ

Factory configured - do not alter

JP14

pins 1 & 2 closed

Ľ

Factory configured - do not alter

JP15

Open

Ľ

Factory configured - do not alter

JP16

Closed

Ľ

Factory configured - do not alter

JP17

Open

Ľ

CMOS memory normal operation

JP21

pins 1 & 2 closed

 

CMOS memory clear

JP21

pins 2 & 3 closed

Ľ

Factory configured - do not alter

JP41

Open

Ľ

Factory configured - do not alter

JP45

Open

Ľ

Factory configured - do not alter

JP49

pins 1 & 2 closed

DRAM CONFIGURATION

Size

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

SIMM 10

1MB

NONE

NONE

(1) 256K x 36

NONE

1MB

(4) 256K x 9

NONE

NONE

NONE

1MB

(4) 256K x 9

NONE

NONE

NONE

2MB

NONE

NONE

(1) 256K x 36

(1) 256K x 36

2MB

(4) 256K x 9

NONE

NONE

(1) 256K x 36

2MB

NONE

NONE

(1) 512K x 36

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

4MB

NONE

NONE

(1) 1M x 36

NONE

4MB

(4) 1M x 9

NONE

NONE

NONE

4MB

NONE

NONE

(1) 512K x 36

(1) 512K x 36

4MB

(4) 256K x 9

NONE

(1) 512K x 36

(1) 256K x 36

4MB

(4) 256K x 9

(4) 256K x 9

(1) 512K x 36

NONE

5MB

NONE

NONE

(1) 256K x 36

(1) 1M x 36

5MB

(4) 256K x 9

NONE

NONE

(1) 1M x 36

6MB

(4) 1M x 9

NONE

(1) 256K x 36

(1) 256K x 36

6MB

(4) 256K x 9

NONE

(1) 1M x 36

(1) 256K x 36

6MB

NONE

NONE

(1) 512K x 36

(1) 1M x 36

6MB

(4) 256K x 9

(4) 256K x 9

(1) 1M x 36

NONE

8MB

NONE

NONE

(1) 1M x 36

(1) 1M x 36

8MB

(4) 1M x 9

NONE

NONE

(1) 1M x 36

8MB

NONE

NONE

(1) 2M x 36

NONE

8MB

(4) 1M x 9

NONE

(1) 512K x 36

(1) 512K x 36

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

10MB

(4) 1M x 9

(4) 1M x 9

(1) 256K x 36

(1) 256K x 36

10MB

(4) 256K x 9

(4) 256K x 9

(1) 1M x 36

(1) 1M x 36

12MB

(4) 1M x 9

NONE

(1) 1M x 36

(1) 1M x 36

DRAM CONFIGURATION (CONíT)

Size

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

SIMM 10

12MB

(4) 1M x 9

NONE

(1) 1M x 36

(1) 1M x 36

12MB

(4) 1M x 9

(4) 1M x 9

(1) 512K x 36

(1) 512K x 36

12MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

NONE

NONE

(1) 4M x 36

NONE

16MB

(4) 4M x 9

NONE

NONE

NONE

16MB

NONE

NONE

(1) 2M x 36

(1) 2M x 36

16MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

(4) 4M x 9

NONE

NONE

NONE

17MB

NONE

NONE

(1) 256K x 36

(1) 4M x 36

17MB

(4) 256K x 9

NONE

NONE

(1) 4M x 36

18MB

(4) 4M x 9

NONE

(1) 256K x 36

(1) 256K x 36

18MB

(4) 256K x 9

NONE

(1) 4M x 36

(1) 256K x 36

18MB

NONE

NONE

(1) 512K x 36

(1) 4M x 36

18MB

(4) 256K x 9

(4) 256K x 9

(1) 4M x 36

NONE

20MB

NONE

NONE

(1) 1M x 36

(1) 4M x 36

20MB

(4) 1M x 9

NONE

NONE

(1) 4M x 36

20MB

(4) 4M x 9

NONE

(1) 512K x 36

(1) 512K x 36

24MB

(4) 4M x 9

NONE

(1) 1M x 36

(1) 1M x 36

24MB

(4) 1M x 9

NONE

(1) 4M x 36

(1) 1M x 36

24MB

(4) 1M x 9

(4) 4M x 9

(1) 512K x 36

(1) 512K x 36

24MB

(4) 1M x 9

(4) 1M x 9

(1) 4M x 36

NONE

32MB

NONE

NONE

(1) 4M x 36

(1) 4M x 36

32MB

(4) 4M x 9

NONE

NONE

(1) 4M x 36

32MB

NONE

NONE

(1) 8M x 36

NONE

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

36MB

(4) 4M x 9

NONE

(1) 1M x 36

(1) 4M x 36

36MB

(4) 1M x 9

NONE

(1) 4M x 36

(1) 4M x 36

36MB

(4) 4M x 9

(4) 4M x 9

(1) 512K x 36

(1) 512K x 36

36MB

(4) 1M x 9

NONE

(1) 8M x 36

NONE

36MB

(4) 1M x 9

(4) 4M x 9

(1) 4M x 36

NONE

40MB

(4) 4M x 9

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

40MB

(4) 1M x 9

NONE

(1) 8M x 36

(1) 1M x 36

40MB

(4) 1M x 9

(4) 1M x 9

(1) 8M x 36

NONE

40MB

(4) 1M x 9

(4) 1M x 9

(1) 4M x 36

(1) 4M x 36

48MB

(4) 4M x 9

NONE

(1) 4M x 36

(1) 4M x 36

48MB

(4) 4M x 9

NONE

(1) 4M x 36

(1) 4M x 36

48MB

(4) 4M x 9

NONE

(1) 8M x 36

NONE

48MB

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

NONE

64MB

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

NONE

NONE

(1) 16M x 36

NONE

64MB

(4) 16M x 9

NONE

NONE

NONE

64MB

NONE

NONE

(1) 8M x 36

(1) 8M x 36

64MB

(4) 4M x 9

NONE

(1) 8M x 36

(1) 4M x 36

DRAM CONFIGURATION (CONíT)

Size

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

SIMM 10

64MB

(4) 4M x 9

(4) 4M x 9

(1) 8M x 36

NONE

64MB

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

(4) 16M x 9

NONE

NONE

NONE

65MB

NONE

NONE

(1) 256K x 36

(1) 16M x 36

65MB

(4) 256K x 9

NONE

NONE

(1) 16M x 36

68MB

NONE

NONE

(1) 1M x 36

(1) 16M x 36

68MB

(4) 1M x 9

NONE

NONE

(1) 16M x 36

68MB

(4) 1M x 9

(4) 16M x 9

NONE

NONE

72MB

(4) 16M x 9

NONE

(1) 1M x 36

(1) 1M x 36

72MB

(4) 1M x 9

NONE

(1) 16M x 36

(1) 1M x 36

72MB

(4) 1M x 9

(4) 1M x 9

(1) 16M x 36

NONE

80MB

NONE

NONE

(1) 4M x 36

(1) 16M x 36

80MB

(4) 4M x 9

NONE

NONE

(1) 16M x 36

80MB

(4) 4M x 9

(4) 16M x 9

NONE

NONE

96MB

(4) 16M x 9

NONE

(1) 4M x 36

(1) 4M x 36

96MB

(4) 4M x 9

NONE

(1) 16M x 36

(1) 4M x 36

96MB

(4) 4M x 9

(4) 4M x 9

(1) 16M x 36

NONE

128MB

NONE

NONE

(1) 16M x 36

(1) 16M x 36

128MB

(4) 16M x 9

NONE

NONE

(1) 16M x 36

128MB

(4) 16M x 9

(4) 16M x 9

NONE

NONE

DRAM JUMPER CONFIGURATION

Bank 0

Bank 1

Bank 2

Bank 3

JP18

JP19

JP20

JP22

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

SIMM 10

1 & 2

1 & 2

Open

1 & 2

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

NONE

1 & 2

1 & 2

Open

1 & 2

SIMM 1 - 4

SIMM 9

NONE

NONE

1 & 2

Open

Open

1 & 2

SIMM 1 - 4

SIMM 10

SIMM 9

NONE

1 & 2

Open

Open

1 & 2

SIMM 9

SIMM 10

SIMM 1 - 4

SIMM 5 - 8

2 & 3

2 & 3

Open

2 & 3

SIMM 9

SIMM 10

NONE

NONE

Open

Open

Closed

2 & 3

SIMM 1 - 4

SIMM 10

SIMM 9

NONE

1 & 2

Open

Open

1 & 2

SIMM 9

SIMM 10

SIMM 1 - 4

SIMM 5 - 8

2 & 3

2 & 3

Open

2 & 3

Note: Pins designated should be in the closed position.

DRAM JUMPER CONFIGURATION (CONíT)

Bank 0

Bank 1

Bank 2

Bank 3

JP23

JP24

JP50

JP51

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

SIMM 10

Open

1 & 2

Open

Open

SIMM 1 - 4

SIMM 5 - 8

SIMM 9

NONE

1 & 2

Open

Open

Open

SIMM 1 - 4

SIMM 9

NONE

NONE

2 & 3

Open

Open

Open

SIMM 1 - 4

SIMM 10

SIMM 9

NONE

1 & 2

2 & 3

Open

Open

SIMM 9

SIMM 10

SIMM 1 - 4

SIMM 5 - 8

Open

2 & 3

Closed

2 & 3

SIMM 9

SIMM 10

NONE

NONE

2 & 3

Open

Open

1 & 2

SIMM 1 - 4

SIMM 10

SIMM 9

NONE

1 & 2

2 & 3

Open

Open

SIMM 9

SIMM 10

SIMM 1 - 4

SIMM 5 - 8

Open

2 & 3

Open

Open

Note: Pins designated should be in the closed position.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP1

JP2

JP42

JP44

128KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

512KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JP9

JP12

JP30

JP31

JP32

80486SX

2 & 3

2 & 3

2 & 3

Open

2 & 3

SL80486SX

2 & 3

2 & 3

2 & 3

Open

2 & 3

CX486M7

2 & 3

2 & 3

1 & 2

2 & 3

2 & 3

80486DX/DX2

2 & 3

2 & 3

1 & 2

2 & 3

2 & 3

SL80486DX/DX2

2 & 3

2 & 3

1 & 2

2 & 3

2 & 3

80486DX4

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CONíT)

Type

JP33

JP34

JP35

JP36

JP37

80486SX

Closed

Open

Open

Open

Open

SL80486SX

Open

4 & 5

3 & 4

2 & 3

Open

CX486M7

Closed

2 & 3

2 & 3

1 & 2, 3 & 4

Open

80486DX/DX2

Closed

4 & 5

3 & 4

2 & 3

Open

SL80486DX/DX2

Closed

4 & 5

3 & 4

2 & 3

Open

80486DX4

Closed

4 & 5

3 & 4

2 & 3

Open

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CONíT)

Type

JP38

JP39

JP43

JP47

JP48

80486SX

1 & 2

Open

2 & 3

2 & 3

1 & 2

SL80486SX

Open

Open

2 & 3

2 & 3

1 & 2

CX486M7

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

80486DX/DX2

Open

Open

2 & 3

2 & 3

1 & 2

SL80486DX/DX2

Open

Open

2 & 3

2 & 3

1 & 2

80486DX4

Open

Open

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION (AVASEM AV9107 CLOCK GENERATOR)

Speed

JP10

JP11

JP26

JP27

20MHz

Open

Open

Closed

Open

25MHz

Open

Open

Open

Closed

33MHz

Open

Open

Closed

Closed

40MHz

Open

Open

Open

Open

50iMHz

Open

Open

Open

Closed

50MHz

Open

Open

Closed

Open

66iMHz

Open

Open

Closed

Closed

75iMHz

Open

pins 1 & 2 closed

Open

Closed

80iMHz

Closed

Open

Closed

Closed

100iMHz

Open

pins 1 & 2 closed

Closed

Closed

CPU SPEED CONFIGURATION (AVASEM AV9107 CLOCK GENERATOR, CONíT)

Speed

JP28

JP29

JP40

20MHz

Closed

Closed

Open

25MHz

Closed

Closed

Open

33MHz

Closed

Open

Open

40MHz

Closed

Closed

Open

50iMHz

Closed

Closed

Open

50MHz

Closed

Open

Open

66iMHz

Closed

Open

Open

75iMHz

Open

Closed

pins 2 & 3 closed

80iMHz

Open

Open

pins 2 & 3 closed

100iMHz

Open

Open

pins 1 & 2 closed

CPU SPEED CONFIGURATION (MXIC MX8315 CLOCK GENERATOR)

Speed

JP10

JP11

JP26

JP27

20MHz

Open

Open

Open

Open

25MHz

Open

Open

Open

Closed

33MHz

Open

Open

Closed

Closed

40MHz

Open

Open

Closed

Closed

50iMHz

Open

Open

Open

Closed

50MHz

Open

Open

Closed

Open

66iMHz

Open

Open

Closed

Closed

75iMHz

Open

pins 1 & 2 closed

Open

Closed

80iMHz

Closed

Open

Closed

Closed

100iMHz

Open

pins 1 & 2 closed

Closed

Closed

CPU SPEED CONFIGURATION (MXIC MX8315 CLOCK GENERATOR, CONíT)

Speed

JP28

JP29

JP40

20MHz

Closed

Open

Open

25MHz

Closed

Open

Open

33MHz

Closed

Closed

Open

40MHz

Closed

Open

Open

50iMHz

Closed

Open

Open

50MHz

Closed

Open

Open

66iMHz

Closed

Closed

Open

75iMHz

Open

Closed

pins 2 & 3 closed

80iMHz

Open

Closed

pins 2 & 3 closed

100iMHz

Open

Closed

pins 1 & 2 closed

BUS SPEED CONFIGURATION

CPU speed

JP7

<= 33MHz

pins 1 & 2 closed

> 33MHz

pins 2 & 3 closed