BCM ADVANCED RESEARCH, INC.

SQ575

Device Type

Mainboard

Processor

CX 6X86/CX 6X86MX/IDT C6/AM K5/AM K6/Pentium/Pentium MMX

Processor Speed

90/100/120/133/150/166/180/200/233/266/300MHz

Chip Set

Intel 430TX

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Cache

256/512KB

BIOS

Unidentified

Dimensions

252mm 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), USB connectors (2), IR connector

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse interface

J1

IDE interface LED

J14/pins 10 - 13

IDE interface 1

J6

Speaker

J14/pins 14 -17

Parallel port

J7

Green PC connector

J14/pins 19 & 20

Floppy drive interface

J8

Turbo LED

J14/pins 22 & 23

IDE interface 2

J9

Reset switch

J14/pins 25 & 26

USB connector 1

J11

SB-link connector

J15

USB connector 2

J12

Serial port 2

JP1

IR connector

J13

Serial port 1

JP2

Power LED & keylock

J14/pins 1 - 5

Chassis fan power

JP17

Green PC LED

J14/pins 7 & 8

32-bit PCI slots

PC1 - PC4


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP11

Open

 

CMOS memory clear

JP11

Closed


SIMM 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

128MB

(2) 16M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

Note: Board accepts EDO memory.


DIMM CONFIGURATION

Size

Bank 2

Bank 3

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


DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

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.


CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

512KB

(2) 64K x 32


CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

150MHz

60MHz

2x

Closed

Open

Open

Open

Closed

166MHz

66MHz

2x

Open

Open

Open

Open

Closed


CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

166MHz

60MHz

2.5x

Closed

Open

Open

Closed

Closed

200MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

233MHz

66MHz

3x

Open

Open

Open

Closed

Open

266MHz

66MHz

3.5x

Open

Open

Open

Open

Open


CPU SPEED SELECTION (IDT C6)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

150MHz

60MHz

2.5x

Closed

Open

Open

Closed

Closed

180MHz

60MHz

3x

Closed

Open

Open

Closed

Open

200MHz

66MHz

3x

Open

Open

Open

Closed

Open


CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

100MHz

66MHz

1.5x

Open

Open

Open

Open

Open

120MHz

60MHz

2x

Closed

Open

Open

Open

Closed

133MHz

66MHz

2x

Open

Open

Open

Open

Closed

150MHz

60MHz

2.5x

Closed

Open

Open

Closed

Closed

166MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

200MHz

66MHz

3x

Open

Open

Open

Closed

Open


CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

166MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

200MHz

66MHz

3x

Open

Open

Open

Closed

Open

233MHz

66MHz

3.5x

Open

Open

Open

Open

Open

266MHz

66MHz

4x

Open

Open

Closed

Open

Closed

300MHz

66MHz

4.5x

Open

Open

Closed

Closed

Closed


CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

90MHz

60MHz

1.5x

Closed

Open

Open

Open

Open

100MHz

66MHz

1.5x

Open

Open

Open

Open

Open

120MHz

60MHz

2x

Closed

Open

Open

Open

Closed

133MHz

66MHz

2x

Open

Open

Open

Open

Closed

150MHz

60MHz

2.5x

Closed

Open

Open

Closed

Closed

166MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

180MHz

60MHz

3x

Closed

Open

Open

Closed

Open

200MHz

66MHz

3x

Open

Open

Open

Closed

Open


CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

JP4

JP5

JP8

JP9

JP10

166MHz

66MHz

2.5x

Open

Open

Open

Closed

Closed

200MHz

66MHz

3x

Open

Open

Open

Closed

Open

233MHz

66MHz

3.5x

Open

Open

Open

Open

Open


CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP6

JP7

JP13

JP14

JP15

JP16

JP18

3.38v

1 & 2

1 & 2

Open

Closed

Open

Open

Open

3.52v

1 & 2

1 & 2

Closed

Open

Open

Open

Open

Note: Pins designated should be in the closed position.


CPU VOLTAGE SELECTION (DUAL)

Voltage

V core

JP6

JP7

JP13

JP14

JP15

JP16

JP18

3.3v

2.2v

2 & 3

2 & 3

Open

Open

Open

Open

Open

3.3v

2.8v

2 & 3

2 & 3

Open

Open

Open

Open

Closed

3.3v

2.9v

2 & 3

2 & 3

Open

Open

Open

Closed

Open

3.3v

3.2v

2 & 3

2 & 3

Open

Open

Closed

Open

Open

Note: Pins designated should be in the closed position.