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P H 4 4 0 N L X M o t h e r b o a r d U s e r G u i d e
MOTHERBOARD FEATURES
Form factor
Processor
Core logic
Cache
Memory –
RAM
Memory -
Flash ROM
Buses
VGA
Audio –
controller
Hard Disk &
CD-ROM
Floppy Disk
Parallel Port
Serial Ports
USB
Keyboard &
Mouse
Security
IR I/O
Power
Management
System
Management
Plug & Play
Battery back-
up
PCB
MITSUBISHI ELECTRIC MOTHERBOARD DIVISION
NLX, 9.0" wide x 11.2" long
Slot 1 with the VRM8.2 regulator on motherboard.
®
Accepts all Pentium II
Intel 440BX & PIIX4e
L2 cache included on processor module.
3 DIMM sockets to accept 168 pin un-buffered PC100 SDRAM modules.
64-bit or 72-bit ECC with 1-bit correct, 2-bit detect.
2Mb flash ROM. Includes BIOS, Setup-in-ROM, VGA, USB, DMI,
120MB floppy etc.
Supports 4 bus-master PCI slots and 5 ISA slots via riser.
AGP video via ATI Rage IIc or ATI Rage Pro.
2 or 4MB SGRAM with upgrades via SODIMM module
Active speaker support only (external). Internal mono speaker and PCB
mounted 'beeper'. ESS Solo 1 CODEC.
Dual UltraDMA33 interfaces for hard disk and CD-ROM.
720kB, 1.2MB (3-mode), 1.44MB 3½ drives, 1.2MB 5¼ drives.
Support for 120MB drives via ATA port.
IEEE 1284 (ECP & standard) on 25-way D-type
Dual 16550s. Two 9-way D-types on rear edge of motherboard.
Two ports. Two configurations available as build option. Either two ports
on rear panel or one on rear and second through NLX riser.
PS/2-style connectors. USB with legacy support
Chassis intrusion detection via riser.
Optional through NLX riser (input only).
Green and deep green via system management mode.
ACPI compatible.
Requires logic-controlled PSU.
Standby option with wake-up on interrupt, serial port activity or button.
Hardware monitoring (Voltage, temperature and fan monitor) via Heceta II
device.
PC97 and PC98 compliant
On-board lithium coin cell with 5 years typical life.
4-layer NLX form-factor.
All components on top side
(100MHz bus) processors
S e p t e m b e r 1 9 9 8
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