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MS-4132

MICRO-STAR INTERNATIONAL CO., LTD.

MS-4132

Processor

80486SX/SL80486SX/80487SX/AM486DX/80486DX/SL80486DX/AM486DX2/80486DX2/SL80486DX2

Processor Speed

25/33/40/50(internal)/50/66(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

96MB

Cache

128/256/512KB

BIOS

AMI/Phoenix

Dimensions

260mm x 221mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Auxiliary keyboard connector

CN1

Reset switch

JFP pins 19 & 20

External battery

JB

Green PC connector (monitor)

JG1

Power LED & keylock

JFP pins 1 - 5

Green PC LED

JG2

Speaker

JFP pins 7 - 10

Green PC connector

JG3

Turbo LED

JFP pins 12 & 13

32-bit VESA local bus slots

SL1 - SL3

Turbo switch

JFP pins 15 - 17

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery type select internal

JB

pins 2 & 3 closed

 

Battery type select external

JB

Closed

»

CPU type select PQFP CPU installed

JC1

Open

 

CPU type select PGA CPU installed

JC1

Closed

»

Factory configured - do not alter

JC5

N/A

»

Factory configured - do not alter

JC6

N/A

»

Factory configured - do not alter

JC7

N/A

»

Factory configured - do not alter

JC9

N/A

»

Factory configured - do not alter

JC10

N/A

»

Monitor type select monochrome

JP1

Open

 

Monitor type select color

JP1

Closed

»

Factory configured - do not alter

JP16

N/A

»

VESA local bus card select any card installed

JP23

Open

 

VESA local bus card select special cards only

JP23

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

NONE

(1) 256K x 36

NONE

1MB

(4) 256K x 9

NONE

NONE

2MB

NONE

(1) 256K x 36

(1) 256K x 36

2MB

NONE

(1) 512K x 36

NONE

2MB

(4) 256K x 9

(1) 256K x 36

NONE

4MB

NONE

(1) 512K x 36

(1) 512K x 36

4MB

NONE

(1) 1M x 36

NONE

4MB

(4) 1M x 9

NONE

NONE

5MB

NONE

(1) 256K x 36

(1) 1M x 36

5MB

(4) 1M x 9

(1) 256K x 36

NONE

6MB

NONE

(1) 512K x 36

(1) 1M x 36

6MB

(4) 1M x 9

(1) 512K x 36

NONE

6MB

(4) 1M x 9

(1) 256K x 36

(1) 256K x 36

8MB

NONE

(1) 1M x 36

(1) 1M x 36

8MB

NONE

(1) 2M x 36

NONE

8MB

(4) 1M x 9

(1) 1M x 36

NONE

8MB

(4) 1M x 9

(1) 512K x 36

(1) 512K x 36

12MB

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

NONE

(1) 2M x 36

(1) 2M x 36

16MB

NONE

(1) 4M x 36

NONE

16MB

(4) 4M x 9

NONE

NONE

17MB

NONE

(1) 256K x 36

(1) 4M x 36

17MB

(4) 4M x 9

(1) 256K x 36

NONE

18MB

NONE

(1) 512K x 36

(1) 4M x 36

18MB

(4) 4M x 9

(1) 512K x 36

NONE

18MB

(4) 4M x 9

(1) 256K x 36

(1) 256K x 36

20MB

NONE

(1) 1M x 36

(1) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

20MB

(4) 4M x 9

(1) 1M x 36

NONE

20MB

(4) 4M x 9

(1) 512K x 36

(1) 512K x 36

24MB

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

32MB

NONE

(1) 4M x 36

(1) 4M x 36

32MB

NONE

(1) 8M x 36

NONE

32MB

(4) 4M x 9

(1) 4M x 36

NONE

36MB

NONE

(1) 1M x 36

(1) 8M x 36

36MB

(4) 1M x 9

NONE

(1) 8M x 36

36MB

(4) 4M x 9

(1) 1M x 36

(1) 4M x 36

48MB

NONE

(1) 4M x 36

(1) 8M x 36

48MB

(4) 4M x 9

NONE

(1) 8M x 36

48MB

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

NONE

(1) 8M x 36

(1) 8M x 36

64MB

(4) 16M x 9

NONE

NONE

65MB

(4) 16M x 9

(1) 256K x 36

NONE

68MB

(4) 16M x 9

(1) 1M x 36

NONE

72MB

(4) 16M x 9

(1) 1M x 36

(1) 1M x 36

80MB

(4) 16M x 9

(1) 4M x 36

NONE

96MB

(4) 16M x 9

(1) 4M x 36

(1) 4M x 36

DRAM JUMPER CONFIGURATION

Size

JM1

1MB

Open

1MB

pins 1 & 2 closed

2MB

Open

2MB

Open

2MB

pins 2 & 3 or 3 & 4 closed

4MB

Open

4MB

Open

4MB

pins 1 & 2 closed

5MB

Open

5MB

pins 2 & 3 or 3 & 4 closed

6MB

Open

6MB

pins 2 & 3 or 3 & 4 closed

6MB

pins 4 & 5 closed

8MB

Open

8MB

Open

8MB

pins 2 & 3 or 3 & 4 closed

8MB

pins 4 & 5 closed

12MB

pins 4 & 5 closed

16MB

Open

16MB

Open

16MB

pins 1 & 2 closed

17MB

Open

DRAM JUMPER CONFIGURATION (CON’T)

Size

JM1

17MB

pins 2 & 3 or 3 & 4 closed

18MB

Open

18MB

pins 2 & 3 or 3 & 4 closed

18MB

pins 4 & 5 closed

20MB

Open

20MB

pins 2 & 3 or 3 & 4 closed

20MB

pins 4 & 5 closed

24MB

pins 4 & 5 closed

32MB

Open

32MB

Open

32MB

pins 2 & 3 or 3 & 4 closed

36MB

Open

36MB

pins 1 & 2 closed

36MB

pins 4 & 5 closed

48MB

Open

48MB

pins 1 & 2 closed

48MB

pins 4 & 5 closed

64MB

Open

64MB

pins 1 & 2 closed

65MB

pins 2 & 3 or 3 & 4 closed

68MB

pins 2 & 3 or 3 & 4 closed

72MB

pins 4 & 5 closed

80MB

pins 2 & 3 or 3 & 4 closed

96MB

pins 4 & 5 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K, (1) 16K or (1) 32K x 8

256KB (A)

(4) 32K x 8

(4) 32K x 8

(1) 16K or (1) 32K x 8

256KB (B)

(4) 64K x 8

NONE

(1) 16K or (1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

128KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

256KB (A)

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

256KB (B)

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

512KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JC2

JC3

JC4

JC8

80486SX

Open

2 & 3

Open

Open

SL80486SX

1 & 2, 3 & 4

2 & 3

1 & 2

Open

80487SX

Open

1 & 2, 3 & 4

Open

1 & 2

AM486DX

Open

1 & 2, 3 & 4

Open

2 & 3

80486DX

Open

1 & 2, 3 & 4

Open

2 & 3

SL80486DX

1 & 2, 3 & 4

1 & 2, 3 & 4

1 & 2

2 & 3

AM486DX2

Open

1 & 2, 3 & 4

Open

2 & 3

80486DX2

Open

1 & 2, 3 & 4

Open

2 & 3

SL80486DX2

1 & 2, 3 & 4

1 & 2, 3 & 4

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JK1

JK5

25MHz

Open

pins 2 & 3 closed

33MHz

pins 1 & 2, 3 & 4 closed

pins 2 & 3 closed

40MHz

pins 3 & 4 closed

pins 2 & 3 closed

50iMHz

Open

pins 2 & 3 closed

50MHz

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

66iMHz

pins 1 & 2, 3 & 4 closed

pins 2 & 3 closed

VESA WAIT STATE CONFIGURATION

Wait states

JP8

 

0 wait states

Closed

»

1 wait state

Open

VL BUS SPEED CONFIGURATION

CPU speed

JP9

<= 33MHz

Open

> 33MHz

Closed