MICRO-STAR INTERNATIONAL CO., LTD.

MS-5145

Processor

CX M1/AM K5/AM K6/Pentium

Processor Speed

75/90/100/120/133/150/166/180/200/233MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

256MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

265mm 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), cache slot, IR connector, USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Turbo LED

JFP/pins 12 & 13

Parallel port

CN2

Reset switch

JFP/pins 19 & 20

Serial port 2

CN3

IDE interface LED

JFP/pins 21 & 22

Floppy drive interface

CN4

Green PC LED

JGL

IDE interface 2

CN5

Green PC connector

JGS

IDE interface 1

CN6

PS/2 mouse interface

JM1

Chassis fan power

FAN

32-bit PCI slots

PC1 – PC4

IR connector

IR1

Cache slot

SL1

Power LED & keylock

JFP/pins 1 - 5

USB connector

USB

Speaker

JFP/pins 7 - 10

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

BAT

Pins 1 & 2 closed

 

CMOS memory clear

BAT

Pins 2 & 3 closed

»

Factory configured - do not alter

J17

Unidentifed

DIMM/DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

12MB

(1) 1M x 64

None

(2) 512K x 36

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

16MB

(1) 1M x 64

None

(2) 1M x 36

20MB

(1) 2M x 64

None

(2) 512K x 36

24MB

(1) 2M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

None

(2) 2M x 36

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

32MB

(1) 2M x 64

None

(2) 2M x 36

36MB

(1) 4M x 64

None

(2) 512K x 36

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 1M x 64

None

(2) 4M x 36

40MB

(1) 4M x 64

None

(2) 1M x 36

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

None

(2) 4M x 36

48MB

(1) 4M x 64

None

(2) 2M x 36

64MB

(1) 8M x 64

None

None

64MB

(1) 4M x 64

(1) 4M x 64

None

64MB

(1) 4M x 64

None

(2) 4M x 36

68MB

(1) 8M x 64

None

(2) 512K x 36

DIMM/DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 1M x 64

None

(2) 8M x 36

72MB

(1) 8M x 64

None

(2) 1M x 36

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 2M x 64

None

(2) 8M x 36

80MB

(1) 8M x 64

None

(2) 2M x 36

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 8M x 64

None

(2) 4M x 36

96MB

(1) 4M x 64

None

(2) 8M x 36

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 8M x 64

None

128MB

(1) 8M x 64

None

(2) 8M x 36

132MB

(1) 16M x 64

None

(2) 512K x 36

136MB

(1) 1M x 64

None

(2) 16M x 36

136MB

(1) 16M x 64

None

(2) 1M x 36

144MB

(1) 2M x 64

None

(2) 16M x 36

144MB

(1) 16M x 64

None

(2) 2M x 36

160MB

(1) 4M x 64

None

(2) 16M x 36

160MB

(1) 16M x 64

None

(2) 4M x 36

192MB

(1) 8M x 64

None

(2) 16M x 36

192MB

(1) 16M x 64

None

(2) 8M x 36

256MB

(1) 16M x 64

(1) 16M x 64

None

256MB

(1) 16M x 64

None

(2) 16M x 36

Note: Board accepts EDO memory. Banks 0 & 1 are interchangeable. Board does not accept SDRAM.

DIMM VOLTAGE CONFIGURATION

Voltage

J1

3.3v

Pins 1 & 3, 2 & 4 closed

5v

Pins 3 & 5, 4 & 6 closed

CACHE CONFIGURATION

Size

SL1

256KB

256KB module installed

512KB

512KB module installed

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

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

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

Off

Off

Off

On

On

Off

200MHz

66MHz

3x

Off

Off

Off

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

Off

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

180MHz

60MHz

3x

On

Off

Off

Off

On

Off

200MHz

66MHz

3x

Off

Off

Off

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

Off

Off

CPU VOLTAGE SELECTION (SINGLE)

Voltage

J14

JV1

JV2

JV3

JV4

JV5

3.3v

1 & 3, 2 & 4

Closed

Closed

2 & 3

Closed

Closed

3.5v

1 & 3, 2 & 4

Open

Closed

2 & 3

Closed

Closed

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)

Voltage

V core

J14

JV1

JV2

JV3

JV4

JV5

3.3v

2.8v

Open

Closed

Open

2 & 3

Open

Open

3.3v

2.9v

Open

Open

Open

2 & 3

Open

Open

3.3v

3.2v

Open

Closed

Closed

2 & 3

Open

Open

Note: Pins designated should be in the closed position.