ACHME COMPUTER, INC.

MS4132G (VER. 2.0G)

MS4132G (VER. 2.3G)

MS4132G (VER. 2.4G)

Processor

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

Processor Speed

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

Chip Set

SIS

Video Chip Set

None

Maximum Onboard Memory

96MB

Maximum Video Memory

None

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

Label

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

Unidentified

»

Factory configured - do not alter

JC6

Unidentified

»

Factory configured - do not alter

JC7

Unidentified

»

Factory configured - do not alter

JC9

Unidentified

»

Factory configured - do not alter

JC10

Unidentified

»

Monitor type select monochrome

JP1

Open

 

Monitor type select color

JP1

Closed

»

VESA, VGA, or I/O card normal operation

JP16

Pins 2 & 3 closed

 

VESA, VGA, or I/O card causes system to lock, use this setting

JP16

Pins 1 & 2 closed

»

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 (A)

None

(1) 256K x 36

None

1MB (B)

(4) 256K x 9

None

None

2MB (A)

None

(1) 256K x 36

(1) 256K x 36

2MB (B)

None

(1) 512K x 36

None

2MB (C)

(4) 256K x 9

(1) 256K x 36

None

4MB (A)

None

(1) 512K x 36

(1) 512K x 36

4MB (B)

None

(1) 1M x 36

None

4MB (C)

(4) 1M x 9

None

None

5MB (A)

None

(1) 256K x 36

(1) 1M x 36

5MB (B)

(4) 1M x 9

(1) 256K x 36

None

6MB (A)

None

(1) 512K x 36

(1) 1M x 36

DRAM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

6MB (B)

(4) 1M x 9

(1) 512K x 36

None

6MB (C)

(4) 1M x 9

(1) 256K x 36

(1) 256K x 36

8MB (A)

None

(1) 1M x 36

(1) 1M x 36

8MB (B)

None

(1) 2M x 36

None

8MB (C)

(4) 1M x 9

(1) 1M x 36

None

8MB (D)

(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 (A)

None

(1) 2M x 36

(1) 2M x 36

16MB (B)

None

(1) 4M x 36

None

16MB (C)

(4) 4M x 9

None

None

17MB (A)

None

(1) 256K x 36

(1) 4M x 36

17MB (B)

(4) 4M x 9

(1) 256K x 36

None

18MB (A)

None

(1) 512K x 36

(1) 4M x 36

18MB (B)

(4) 4M x 9

(1) 512K x 36

None

18MB (C)

(4) 4M x 9

(1) 256K x 36

(1) 256K x 36

20MB (A)

None

(1) 1M x 36

(1) 4M x 36

20MB (B)

(4) 4M x 9

(1) 1M x 36

None

20MB (C)

(4) 4M x 9

(1) 512K x 36

(1) 512K x 36

24MB (D)

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

32MB (A)

None

(1) 4M x 36

(1) 4M x 36

32MB (B)

None

(1) 8M x 36

None

32MB (C)

(4) 4M x 9

(1) 4M x 36

None

36MB (A)

None

(1) 1M x 36

(1) 8M x 36

36MB (B)

(4) 1M x 9

None

(1) 8M x 36

36MB (C)

(4) 4M x 9

(1) 1M x 36

(1) 4M x 36

48MB (A)

None

(1) 4M x 36

(1) 8M x 36

48MB (B)

(4) 4M x 9

None

(1) 8M x 36

48MB (C)

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB (A)

None

(1) 8M x 36

(1) 8M x 36

64MB (B)

(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 (A)

Open

1MB (B)

Pins 1 & 2 closed

2MB (A)

Open

2MB (B)

Open

2MB (C)

Pins 2 & 3 or 3 & 4 closed

4MB (A)

Open

4MB (B)

Open

4MB (C)

Pins 1 & 2 closed

5MB (A)

Open

5MB (B)

Pins 2 & 3 or 3 & 4 closed

6MB (A)

Open

6MB (B)

Pins 2 & 3 or 3 & 4 closed

6MB (C)

Pins 4 & 5 closed

8MB (A)

Open

8MB (B)

Open

8MB (C)

Pins 2 & 3 or 3 & 4 closed

8MB (D)

Pins 4 & 5 closed

12MB

Pins 4 & 5 closed

16MB (A)

Open

16MB (B)

Open

16MB (C)

Pins 1 & 2 closed

17MB (A)

Open

17MB (B)

Pins 2 & 3 or 3 & 4 closed

18MB (A)

Open

18MB (B)

Pins 2 & 3 or 3 & 4 closed

18MB (C)

Pins 4 & 5 closed

20MB (A)

Open

20MB (B)

Pins 2 & 3 or 3 & 4 closed

20MB (C)

Pins 4 & 5 closed

24MB (D)

Pins 4 & 5 closed

32MB (A)

Open

32MB (B)

Open

32MB (C)

Pins 2 & 3 or 3 & 4 closed

36MB (A)

Open

36MB (B)

Pins 1 & 2 closed

36MB (C)

Pins 4 & 5 closed

48MB (A)

Open

48MB (B)

Pins 1 & 2 closed

DRAM JUMPER CONFIGURATION (CON'T)

Size

JM1

48MB (C)

Pins 4 & 5 closed

64MB (A)

Open

64MB (B)

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 SPEED SELECTION

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

CPU TYPE SELECTION

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.

VL BUS WAIT STATE SELECTION

Setting

JP8

 

0 wait states

Open

»

1 wait state

Closed

VL BUS SPEED SELECTION

Speed

JP9

<= 33MHz

Open

> 33MHz

Closed