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MS-5149

ACHME COMPUTER, INC.

MS-5149

Processor

CX M1/AM K5/AM K6/Pentium

Processor Speed

75/90/100/120/133/150/166/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

AMI/Award

Dimensions

260mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Speaker

JFP/pins 7 - 10

Serial port 2

CN2

Turbo LED

JFP/pins 12 & 13

Parallel port

CN3

Reset switch

JFP/pins 19 & 20

Floppy drive interface

CN4

IDE interface LED

JFP/pins 21 & 22

IDE interface 2

CN5

Green PC LED

JGL

IDE interface 1

CN6

Green PC connector

JGS

Chassis fan power

FAN

PS/2 mouse interface

JM1

IR connector

IR1

32-bit PCI slots

PC1 – PC4

Power LED & keylock

JFP/pins 1 - 5

USB connector

USB

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

JP1

Unidentified

»

CMOS memory normal operation

JRTC

Open

 

CMOS memory clear

JRTC

Closed

DIMM/DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

8MB

None

None

(1) 1M x 64

None

16MB

(2) 2M x 36

None

None

None

16MB

None

None

(1) 2M x 64

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

16MB

(2) 1M x 36

None

None

(1) 1M x 64

24MB

None

(2) 2M x 36

(1) 1M x 64

None

32MB

(2) 4M x 36

None

None

None

32MB

None

None

(1) 4M x 64

None

32MB

(2) 2M x 36

None

None

(1) 2M x 64

32MB

None

(2) 2M x 36

(1) 2M x 64

None

40MB

(2) 4M x 36

(2) 1M x 36

None

None

40MB

(2) 4M x 36

None

None

(1) 1M x 64

48MB

(2) 2M x 36

None

None

(1) 4M x 64

48MB

(2) 4M x 36

(2) 2M x 36

None

None

48MB

(2) 4M x 36

None

None

(1) 2M x 64

64MB

(2) 8M x 36

None

None

None

64MB

None

None

None

(1) 8M x 64

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

(2) 4M x 36

None

None

(1) 4M x 64

64MB

None

None

(1) 4M x 64

(1) 4M x 64

DIMM/DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

72MB

(2) 8M x 36

(2) 1M x 36

None

None

72MB

(2) 8M x 36

None

None

(1) 1M x 64

80MB

None

(2) 2M x 36

(1) 8M x 64

None

80MB

(2) 8M x 36

(2) 2M x 36

None

None

96MB

(2) 4M x 36

None

None

(1) 8M x 64

96MB

(2) 8M x 36

(2) 4M x 36

None

None

96MB

(2) 8M x 36

None

None

(1) 4M x 64

128MB

None

None

(1) 8M x 64

(1) 8M x 64

128MB

(2) 8M x 36

(2) 8M x 36

None

None

128MB

(2) 8M x 36

None

None

(1) 8M x 64

Note: Board accepts EDO memory.

DIMM VOLTAGE CONFIGURATION

Voltage

J2

3.3v

Pins 3 & 5, 4 & 6 closed

5v

Pins 1 & 3, 2 & 4 closed

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

120MHz

50MHz

2x

On

On

Off

On

Off

Off

133MHz

55MHz

2x

Off

On

Off

On

Off

Off

150MHz

60MHz

2x

On

Off

Off

On

Off

Off

166MHz

66MHz

2x

Off

Off

Off

On

Off

Off

CPU SPEED SELECTION (AMD K5)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

90MHz

60MHz

1.5x

On

Off

Off

Off

Off

Off

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

Off

133MHz

66MHz

2x

Off

Off

Off

On

Off

Off

166MHz

66MHz

2.5x

Off

Off

Off

On

On

Off

CPU SPEED SELECTION (AMD K6)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

166MHz

66MHz

2.5x

On

On

Off

On

On

Off

200MHz

66MHz

3x

Off

Off

Off

Off

On

Off

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

75MHz

50MHz

1.5x

On

On

Off

Off

Off

Off

90MHz

60MHz

1.5x

On

Off

Off

Off

Off

Off

100MHz

66MHz

1.5x

Off

Off

Off

Off

Off

Off

120MHz

60MHz

2x

On

Off

Off

On

Off

Off

133MHz

66MHz

2x

Off

Off

Off

On

Off

Off

150MHz

60MHz

2.5x

On

Off

Off

On

On

Off

166MHz

66MHz

2.5x

Off

Off

Off

On

On

Off

200MHz

66MHz

3x

Off

Off

Off

Off

On

Off

CPU VOLTAGE SELECTION

Voltage

JV1

JV2

JV3

JV4

JV5

3.3v

Closed

Open

Closed

Closed

1 & 3, 2 & 4

3.5v

Closed

Closed

Closed

Closed

1 & 3, 2 & 4

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

V core

JV1

JV2

JV3

JV4

JV5

3.3v

2.8v

Open

Open

Open

Closed

5 & 7, 6 & 8

3.3v

2.9v

Open

Open

Open

Closed

5 & 7, 6 & 8

3.3v

3.2v

Open

Open

Closed

Closed

5 & 7, 6 & 8

Note: Pins designated should be in the closed position.