BCM ADVANCED RESEARCH, INC.

SQ591

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), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1 pins 1 - 5

IDE interface 1

J8

Green PC LED

J1 pins 7 & 8

USB connector 2

J10

IDE interface LED

J1 pins 10 - 13

USB connector 1

J11

Speaker

J1 pins 14 - 17

Parallel port

J12

Green PC connector

J1 pins 19 & 20

IDE interface 2

J13

Turbo LED

J1 pins 22 & 23

Serial port 1

J18

Reset switch

J1 pins 25 & 26

Serial port 2

J19

PS/2 mouse interface

J2

IR connector

J21

Floppy drive interface

J7

32-bit PCI slots

PC1 – PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP3

Open

 

CMOS memory clear

JP3

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Banks are interchangeable.

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

JP4

JP6

JP7

JP8

120MHz

50MHz

2x

Closed

Open

Closed

Closed

133MHz

60MHz

2x

Closed

Open

Open

Open

150MHz

66MHz

2x

Closed

Open

Closed

Open

166MHz

60MHz

2x

Closed

Open

Open

Closed

CPU SPEED SELECTION (AMD)

CPU speed

Clock speed

Multiplier

JP4

JP6

JP7

JP8

75MHz

50MHz

1.5x

Open

Open

Closed

Closed

90MHz

60MHz

1.5x

Open

Open

Closed

Open

100MHz

66MHz

1.5x

Open

Open

Open

Closed

120MHz

60MHz

2x

Closed

Open

Closed

Open

133MHz

66MHz

2x

Closed

Open

Open

Closed

150MHz

60MHz

2.5x

Closed

Closed

Closed

Open

166MHz

66MHz

2.5x

Closed

Closed

Open

Closed

180MHz

60MHz

3x

Open

Closed

Closed

Open

200MHz

66MHz

3x

Open

Closed

Open

Closed

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP4

JP6

JP7

JP8

75MHz

50MHz

1.5x

Open

Open

Closed

Closed

90MHz

60MHz

1.5x

Open

Open

Closed

Open

100MHz

66MHz

1.5x

Open

Open

Open

Closed

120MHz

60MHz

2x

Closed

Open

Closed

Open

133MHz

66MHz

2x

Closed

Open

Open

Closed

150MHz

60MHz

2.5x

Closed

Closed

Closed

Open

166MHz

66MHz

2.5x

Closed

Closed

Open

Closed

180MHz

60MHz

3x

Open

Closed

Closed

Open

200MHz

66MHz

3x

Open

Closed

Open

Closed

CPU VOLTAGE SELECTION (CYRIX)

CPU type

Voltage

JP1

JP2

JP5

STD

3.15v – 3.6v

Open

Closed

1 & 2, 3 & 4, 5 & 6

VRE

3.4v – 3.6v

Open

Open

1 & 2, 3 & 4, 5 & 6

N/A (future use)

2.5v

Closed

Closed

Open

N/A (future use)

2.8v

Open

Closed

Open

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (AMD)

CPU type

Voltage

JP1

JP2

JP5

AM K5 (STD)

3.155v – 3.6v

Open

Closed

1 & 2, 3 & 4, 5 & 6

AM K5 (VRE)

3.4v – 3.6v

Open

Open

1 & 2, 3 & 4, 5 & 6

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (INTEL, SINGLE)

CPU type

Voltage

JP1

JP2

JP5

P54C (STD)

3.155v – 3.6v

Open

Closed

1 & 2, 3 & 4, 5 & 6

P54C (VRE)

3.4v – 3.6v

Open

Open

1 & 2, 3 & 4, 5 & 6

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (INTEL, DUAL)

CPU type

Voltage

V core

JP1

JP2

JP5

P55C

3.38v

2.5v

Closed

Closed

Open

P55C

3.38v

2.8v

Open

Closed

Open