LONGBAR DEVELOPMENT, LTD.

LB-530

Processor

CX M1/AM K5/Pentium

Processor Speed

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

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Reset switch

J7 pins 1 & 2

Serial port 2

CN2

IDE interface LED

J7 pins 3 & 4

Parallel port

CN3

Turbo LED

J7 pins 5 & 6

Floppy drive interface

CN4

Green PC connector

J7 pins 7 & 8

IDE interface 2

CN5

PS/2 mouse interface

J8

IDE interface 1

CN6

32-bit PCI slots

PC1 – PC4

PS/2 mouse port

CN7

Cache slot

SL1

Power LED & keylock

J6 pins 1 - 5

USB connector

USB

Speaker

J6 pins 7 - 10

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP1

Open

 

CMOS memory clear

JP1

Closed

»

Flash BIOS voltage select 12v

JP5

Pins 1 & 2 closed

 

Flash BIOS voltage select 5v

JP5

Pins 2 & 3 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

16MB

None

None

(1) 1M x 64

(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) 2M x 36

None

None

(1) 8M x 64

80MB

(2) 8M x 36

(2) 2M x 36

None

None

80MB

(2) 8M x 36

None

None

(1) 2M x 64

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. Banks 0 & 1 and banks 2 & 3 are interchangeable.

DIMM VOLTAGE CONFIGURATION

Voltage

JP7

 

3.3v

Pins 3 & 5, 4 & 6 closed

»

5v

Pins 1 & 3, 2 & 4 closed

CACHE CONFIGURATION

Size

SL1

TAG

256KB

256KB module installed

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

512KB

512KB module installed

(1) 16K/32K x 8

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

JP4

JP8A

JP8B

JP9A

JP9B

120MHz

50MHz

2x

2 & 3

Closed

Closed

Closed

Open

133MHz

55MHz

2x

N/A

Open

Open

Closed

Open

150MHz

60MHz

2x

1 & 2

Open

Closed

Closed

Open

166MHz

66MHz

2x

1 & 2

Closed

Open

Closed

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AMD)

CPU speed

Clock speed

Multiplier

JP4

JP8A

JP8B

JP9A

JP9B

75MHz

50MHz

1.5x

2 & 3

Closed

Closed

Open

Open

90MHz

60MHz

1.5x

1 & 2

Open

Closed

Open

Open

100MHz

66MHz

1.5x

1 & 2

Closed

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP4

JP8A

JP8B

JP9A

JP9B

75MHz

50MHz

1.5x

2 & 3

Closed

Closed

Open

Open

90MHz

60MHz

1.5x

1 & 2

Open

Closed

Open

Open

100MHz

66MHz

1.5x

1 & 2

Closed

Open

Open

Open

120MHz

60MHz

2x

1 & 2

Open

Closed

Closed

Open

133MHz

66MHz

2x

1 & 2

Closed

Open

Closed

Open

150MHz

60MHz

2.5x

1 & 2

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

1 & 2

Closed

Open

Closed

Closed

180MHz

60MHz

3x

1 & 2

Open

Closed

Open

Closed

200MHz

66MHz

3x

1 & 2

Closed

Open

Open

Closed

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP10

 

2.7v

Pins 7 & 8 closed

 

2.8v

Pins 5 & 6 closed

 

2.9v

Pins 3 & 4 closed

 

3.3v

Pins 9 & 10 closed

»

3.5v

Pins 1 & 2 closed