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





AM-538

KADATCO CO., LTD.

AM-538

Device Type

Mainboard

Processor

CX 6X86/IBM 6X86/CX 686MX/IBM 6X86MX/AM K5/AM K6/Pentium

Processor Speed

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

Chip Set

VIA

Video Chip Set

None

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

254mm x 218mm

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), USB connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

CN1/pins 1 - 5

IDE interface 1

CN5

Speaker

CN1/pins 7 - 10

IDE interface 2

CN6

IDE interface LED

CN1/pins 12 & 24

Floppy drive interface

CN7

Green PC connector

CN1/pins 17 & 18

Serial port 2

CN8

Reset switch

CN1/pins 21 & 22

Parallel port

CN9

Serial port 1

CN3

USB connector

J3

PS/2 mouse interface

CN4

32-bit PCI slots

PC1 – PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JBAT

Pins 1 & 2 closed

 

CMOS memory clear

JBAT

Pins 2 & 3 closed

»

Factory configured - do not alter

JCK4

Unidentified

»

Factory configured - do not alter

J1

Unidentified

»

Factory configured - do not alter

J2

Unidentified

»

Factory configured - do not alter

CN2

Unidentified

SIMM CONFIGURATION

Size

Bank 0

4MB

(2) 512K x 36

8MB

(2) 1M x 36

16MB

(2) 2M x 36

32MB

(2) 4M x 36

64MB

(2) 8M x 36

128MB

(2) 16M x 36

256MB

(2) 32M x 36

Note: Board accepts EDO memory.

DIMM CONFIGURATION

Size

Bank 1

Bank 2

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts SDRAM memory.

DIMM VOLTAGE CONFIGURATION

Voltage

JACK1

JACK2

»

3.3v

Pins 1 & 2 closed

Pins 1 & 2 closed

 

5v

Pins 2 & 3 closed

Pins 2 & 3 closed

CACHE CONFIGURATION

Note: The location of the 256KB/512KB is unidentified.

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

120MHz

50MHz

2x

1 & 2

2 & 3

Open

2 & 3

2 & 3

2 & 3

133MHz

55MHz

2x

1 & 2

2 & 3

Open

2 & 3

2 & 3

1 & 2

150MHz

60MHz

2x

1 & 2

2 & 3

Open

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2x

1 & 2

2 & 3

Open

2 & 3

1 & 2

2 & 3

200MHz

75MHz

2x

1 & 2

2 & 3

Open

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

166MHz

66MHz

2.5x

1 & 2

2 & 3

Open

2 & 3

1 & 2

2 & 3

200MHz

75MHz

2x

1 & 2

2 & 3

Open

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

166MHz

60MHz

2.5x

1 & 2

1 & 2

Open

1 & 2

2 & 3

2 & 3

200MHz

66MHz

3x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

233MHz

75MHz

2.5x

1 & 2

1 & 2

Open

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

166MHz

60MHz

2.5x

1 & 2

1 & 2

Open

1 & 2

2 & 3

2 & 3

200MHz

66MHz

3x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

75MHz

50MHz

1.5x

2 & 3

2 & 3

Open

2 & 3

2 & 3

2 & 3

90MHz

60MHz

1.5x

2 & 3

2 & 3

Open

1 & 2

2 & 3

2 & 3

100MHz

66MHz

1.5x

2 & 3

2 & 3

Open

2 & 3

1 & 2

2 & 3

120MHz

60MHz

2x

2 & 3

2 & 3

Open

1 & 2

2 & 3

2 & 3

133MHz

66MHz

2x

2 & 3

2 & 3

Open

2 & 3

1 & 2

2 & 3

150MHz

60MHz

2.5x

1 & 2

2 & 3

Open

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

200MHz

66MHz

3x

2 & 3

1 & 2

Open

2 & 3

1 & 2

2 & 3

233MHz

66MHz

3.5x

2 & 3

2 & 3

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

75MHz

50MHz

1.5x

2 & 3

2 & 3

Open

2 & 3

2 & 3

2 & 3

90MHz

60MHz

1.5x

2 & 3

2 & 3

Open

1 & 2

2 & 3

2 & 3

100MHz

66MHz

1.5x

2 & 3

2 & 3

Open

2 & 3

1 & 2

2 & 3

120MHz

60MHz

2x

1 & 2

2 & 3

Open

1 & 2

2 & 3

2 & 3

133MHz

66MHz

2x

1 & 2

2 & 3

Open

2 & 3

1 & 2

2 & 3

150MHz

60MHz

2.5x

1 & 2

1 & 2

Open

1 & 2

2 & 3

2 & 3

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

180MHz

60MHz

3x

2 & 3

1 & 2

Open

1 & 2

2 & 3

2 & 3

200MHz

66MHz

3x

2 & 3

1 & 2

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IMTEL MMX)

CPU speed

Clock speed

Multiplier

JBF1

JBF2

JBF3

JCK5

JCK6

JCK7

166MHz

66MHz

2.5x

1 & 2

1 & 2

Open

2 & 3

1 & 2

2 & 3

200MHz

66MHz

3x

2 & 3

1 & 2

Open

2 & 3

1 & 2

2 & 3

233MHz

66MHz

3.5x

2 & 3

2 & 3

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JCK1

JCK2

JCK3

 

1.8v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

1.9v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.0v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.1v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.2v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.3v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.4v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.5v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.6v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.7v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.8v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

2.9v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

3.0v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

3.1v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

3.2v

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

»

3.3v

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

 

3.4v

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

 

3.5v

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU VOLTAGE SELECTION

Voltage

JP1/pins 1 & 2

JP1/pins 3 & 4

JP1/pins 5 & 6

JP1/pins 7 & 8

JP1/pins 9 &10

 

1.8v

Open

Open

Open

Open

Open

 

1.9v

Open

Open

Open

Open

Closed

 

2.0v

Open

Open

Open

Closed

Open

 

2.1v

Open

Open

Open

Closed

Closed

 

2.2v

Open

Open

Closed

Open

Open

 

2.3v

Open

Open

Closed

Open

Closed

 

2.4v

Open

Open

Closed

Closed

Open

 

2.5v

Open

Open

Closed

Closed

Closed

 

2.6v

Open

Closed

Open

Open

Open

 

2.7v

Open

Closed

Open

Open

Closed

 

2.8v

Open

Closed

Open

Closed

Open

 

2.9v

Open

Closed

Open

Closed

Closed

 

3.0v

Open

Closed

Closed

Open

Open

 

3.1v

Open

Closed

Closed

Open

Closed

 

3.2v

Open

Closed

Closed

Closed

Open

»

3.3v

Open

Closed

Closed

Closed

Closed

 

3.4v

Closed

Open

Open

Open

Open

 

3.5v

Closed

Open

Open

Open

Closed