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N440BX

INTEL CORPORATION

N440BX

Device Type

Mainboard

Processor

Pentium II

Processor Speed

233/266/300/333MHz

Chip Set

Intel 440BX

Video Chip Set

Cirrus Logic

Maximum Onboard Memory

1GB (SDRAM supported)

Maximum Video Memory

2MB

Cache

256/512KB (located on Pentium II CPU)

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

32-bit PCI slots (4), Ethernet 10BaseT connector, floppy drive interface, IDE interfaces (2), SCSI interface, Wide Ultra SCSI interface, parallel port, PS/2 mouse port, serial ports (2), USB connector, ATX power connector, wake on LAN connector, VGA port

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Serial port 2

CN2

SMM connector

C1

Parallel port

CN3

Chassis fan power

C2

VGA port

CN4

Chassis fan power

C3

Serial port 1

CN5

Front panel connector

C4

PS/2 mouse port

CN6

Front panel connector

C5

USB connector

CN7

Speaker

C6

SCSI interface

CN8

IDE interface LED

C7

Ultra Wide SCSI interface

CN9

CPU fan power

C8

IDE interface 2

CN10

CPU fan power

C9

IDE interface 1

CN11

Wake on LAN connector

C10

Floppy drive interface

CN12

Chassis intrusion connector

C11

5v power

P1

IMB connector

C12

5v auxiliary power

P2

Ethernet 10BaseT connector

CN1

32-bit PCI slots

PC1 – PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

BMC forced update mode normal

J3J2A

Pins 1 & 2 closed

 

BMC forced update mode update to BMC firmware

J3J2A

Pins 2 & 3 closed

»

Chassis intrusion detection enabled

J3J2B

Pins 1 & 2 closed

 

Chassis intrusion detection disabled

J3J2B

Pins 2 & 3 closed

»

FRB timer enabled

J3J2C

Pins 1 & 2 closed

 

FRB timer disabled

J3J2C

Pins 2 & 3 closed

»

Boot block write protect enabled

J3J2D

Pins 1 & 2 closed

 

Boot block write protect disabled

J3J2D

Pins 2 & 3 closed

»

Flash BIOS normal operation

J3J2E

Pins 1 & 2 closed

 

Flash BIOS recovery mode

J3J2E

Pins 2 & 3 closed

»

Password normal operation

J3J2F

Pins 1 & 2 closed

 

Password clear

J3J2F

Pins 2 & 3 closed

»

CMOS memory normal operation

J3J2G

Pins 1 & 2 closed

 

CMOS memory clear

J3J2G

Pins 2 & 3 closed

»

BMC boot block write protect enabled

J3J2H

Pins 1 & 2 closed

 

BMC boot block write protect disabled

J3J2H

Pins 2 & 3 closed

»

Wake on LAN enabled

J3J2I

Pins 2 & 3 closed

 

Wake on LAN disabled

J3J2I

Pins 1 & 2 closed

Note: The location of H & I are unidentified.

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 4M x 64

None

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

40MB

(1) 4M x 64

(1) 1M x 64

None

None

48MB

(1) 4M x 64

(1) 2M x 64

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

None

None

64MB

(1) 4M x 64

(1) 4M x 64

None

None

72MB

(1) 8M x 64

(1) 1M x 64

None

None

80MB

(1) 8M x 64

(1) 2M x 64

None

None

96MB

(1) 8M x 64

(1) 4M x 64

None

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 16M x 64

None

None

None

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

136MB

(1) 16M x 64

(1) 1M x 64

None

None

144MB

(1) 16M x 64

(1) 2M x 64

None

None

152MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

None

176MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

224MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

256MB

(1) 32M x 64

None

None

None

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

280MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

304MB

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

320MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

352MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

448MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

640MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

None

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

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

VIDEO MEMORY CONFIGURATION

Note: The location of the video memory is unidentified.