SUPER MICRO

P6SBA

Device Type

Mainboard

Processor

Pentium II

Processor Speed

233/266/300/333/350/400MHz

Chip Set

Intel 440BX

Maximum Onboard Memory

768MB (EDO & SDRAM supported)

Cache

256/512KB (located on the Pentium II CPU)

BIOS

AMI

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Reset switch

JF2A

ATX power connector

ATX

Power switch

JF2B

IDE interface 1

J15

IR connector

JF2C

IDE interface 2

J16

Speaker

JF2D

USB connector 1

J17

Power LED & keylock

JF2E

USB connector 2

J18

IDE interface LED

JF2F

Parallel port

J19

Intrusion connector

JL1

Serial port 1

J20

Overheat LED

JOH

Serial port 2

J21

CPU fan power

JT1

Floppy drive interface

J22

32-bit PCI slots

PC1 - PC4

PS/2 mouse port

J34

Soft off power supply

SW2

External battery

JBT2

Wake on LAN connector

WOL

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

JTM

Reserved

»

Factory configured - do not alter

JL2

Reserved

»

Factory configured - do not alter

JT2

Reserved

»

Factory configured - do not alter

JT3

Reserved

»

Pentium II CTL PD state

JP20

Pins 1 & 2 closed

 

BIOS CTL PD state

JP20

Pins 2 & 3 closed

»

CMOS memory normal operation

JBT1

Pins 1 & 2 closed

 

CMOS memory clear

JBT1

Pins 2 & 3 closed

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

1MB x 64

None

None

None

16MB

1MB x 64

1MB x 64

None

None

16MB

2MB x 64

None

None

None

24MB

1MB x 64

1MB x 64

1MB x 64

 

32MB

1MB x 64

1MB x 64

1MB x 64

1MB x 64

32MB

2MB x 64

2MB x 64

None

None

32MB

4MB x 64

None

None

None

40MB

2MB x 64

2MB x 64

1MB x 64

None

48MB

2MB x 64

2MB x 64

2MB x 64

None

64MB

2MB x 64

2MB x 64

2MB x 64

2MB x 64

64MB

4MB x 64

4MB x 64

None

None

64MB

8MB x 64

None

None

None

88MB

4MB x 64

4MB x 64

2MB x 64

1MB x 64

96MB

4MB x 64

4MB x 64

4MB x 64

 

112MB

4MB x 64

4MB x 64

4MB x 64

2MB x 64

128MB

4MB x 64

4MB x 64

4MB x 64

4MB x 64

128MB

8MB x 64

8MB x 64

None

None

128MB

16MB x 64

None

None

None

176MB

8MB x 64

8MB x 64

4MB x 64

2MB x 64

192MB

8MB x 64

8MB x 64

8MB x 64

 

224MB

8MB x 64

8MB x 64

8MB x 64

4MB x 64

256MB

8MB x 64

8MB x 64

8MB x 64

8MB x 64

256MB

16MB x 64

16MB x 64

None

None

256MB

32MB x 64

None

None

None

352 MB

16MB x 64

16MB x 64

8MB x 64

4MB x 64

384MB

16MB x 64

16MB x 64

16MB x 64

 

448 MB

16MB x 64

16MB x 64

16MB x 64

8MB x 64

512MB

16MB x 64

16MB x 64

16MB x 64

16MB x 64

512MB

32MB x 64

32MB x 64

None

None

512MB

64MB x 64

None

None

None

704 MB

32MB x 64

32MB x 64

16MB x 64

8MB x 64

768MB

32MB x 64

32MB x 64

32MB x 64

None

CACHE CONFIGURATION

Note: The 256/512KB cache memory is located on the Pentium II CPU.

CPU SPEED SELECTION (PENTIUM II)

CPU speed

Clock speed

Multiplier

JB1

JB2

JB3

233MHz

66MHz

3.5x

Open

Open

Closed

266MHz

66MHz

4x

Closed

Closed

Open

300MHz

66MHz

4.5x

Open

Closed

Open

333MHz

66MHz

5x

Closed

Open

Open

350MHz

100MHz

3.5x

Open

Open

Closed

400MHz

100MHz

4x

Closed

Closed

Open

CPU SPEED SELECTION (PENTIUM II CONT’)

CPU speed

Clock speed

Multiplier

JB4

JP11

233MHz

66MHz

3.5x

Closed

Pins 2 & 3 closed

266MHz

66MHz

4x

Closed

Pins 2 & 3 closed

300MHz

66MHz

4.5x

Closed

Pins 2 & 3 closed

333MHz

66MHz

5x

Closed

Pins 2 & 3 closed

350MHz

100MHz

3.5x

Closed

Open

400MHz

100MHz

4x

Closed

Open

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Unidentified

On

Power on

LED1

Unidentified

Off

Power off