INTEL CORPORATION

R440LX

Device Type Mainboard
Processor Pentium II (2)
Processor Speed 233/266/300MHz
Chip Set Intel 440LX
Video Chip Set Cirrus Logic
Maximum Onboard Memory 512MB(SDRAM supported)
Maximum Video Memory 1MB
Cache 256/512KB (located on the Pentium II CPU)
BIOS Unidentified
Dimensions Unidentified
I/O Options 32-bit PCI slots (4), Ethernet 10BaseT connector, floppy drive interface, IDE interfaces (2), Wide SCSI interface, parallel port, PS/2 mouse port, serial port, serial interface, VGA port, ATX power connector


CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector ATX Floppy drive interface CN15
Chassis intrusion switch connector CN1 IDE interface 2 CN16
RJ-45 UTP connector CN2 IDE interface 1 CN17
Serial interface CN3 Fan power connector CN18
15-pin video connector CN4 Wide SCSI interface CN19
Serial port 1 CN5 Fan power connector CN20
Parallel port CN6 Server monitor mechanism connector CN21
PS/2 mouse port CN7 ISP connector CN22
CPU fan power connector CN8 Hard drive LED connector CN23
CPU fan power connector CN9 Reset switch connector J7J2/Pins 1 & 2
Auxiliary power connector CN10 Power LED connector J7J2/Pins 3 - 5
Front panel connector CN11 IDE interface LED connector J7J2/Pins 6 - 9
Local IMBconnector CN12 Power switch connector J7J2/Pins 10 & 11
System management bus connector CN13 32-bit PCI slots PC1 - PC4
External speaker connector CN14    


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation J2J1 Pins 1 & 2 closed
  CMOS memory clear J2J1 Pins 2 & 3 closed
» Password normal operation J2J1 Pins 5 & 6 closed
  Password clear J2J1 Pins 6 & 7 closed
» Boot from BIOS in flash memory enabled J2J1 Pins 9 & 10 closed
  Boot from BIOS code on floppy enabled J2J1 Pins 10 & 11 closed
» BIOS boot block write-protect enabled J2J1 Pins 13 & 14 closed
  BIOS boot block write-protect disabled J2J1 Pins 14 & 15 closed
» Processor speed configuration write-protection enabled J3J1 Pins 1 & 2 closed
  Processor speed configuration write-protection disabled J3J1 Pins 2 & 3 closed
» Boot from processor 1 enabled, should processor 0 fail J3J1 Pins 5 & 6 closed

 

Boot only from processor 0 J3J1 Pins 6 & 7 closed

»

Chassis intrusion detection enabled J3J1 Pins 9 & 10 closed
  Chassis intrusion detection disabled J3J1 Pins 10 & 11 closed
» Maximum host in-order queue depth enabled J3J1 Pins 13 & 14 closed
  Host in-order queue depth set to one J3J1 Pins 14 & 15 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 4M x 64

None

None

None

64MB

(1) 8M x 64

None

None

None

64MB

(1) 4M x 64

(1) 4M 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) 8M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

None

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

None

224MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

224MB

(1) 8M x 64

(1) 8M x 64

(1) 8M 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) 16M x 64

(1) 8M x 64

(1) 8M x 64

None

256MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

288MB

(1) 32M x 64

(1) 4M x 64

None

None

288MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

None

288MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

320MB

(1) 32M x 64

(1) 8M x 64

None

None

320MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

None

320MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

None

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) 8M x 64

(1) 4M x 64

None

352MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

352MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

384MB

(1) 32M x 64

(1) 16M x 64

None

None

384MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

None

384MB

(1) 32M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

416MB

(1) 32M x 64

(1) 16M x 64

(1) 4M x 64

None

416MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

416MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

448MB

(1) 32M x 64

(1) 16M x 64

(1) 8M x 64

None

448MB

(1) 32M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

448MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

448MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

480MB

(1) 32M x 64

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

512MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

None

512MB

(1) 32M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

Note: Board accepts SDRAM memory.


CACHE CONFIGURATION

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