The DK440LX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are documented in the DK440LX Motherboard Specification Update. This document provides technical specifications and features of the DK440LX motherboard.
The DK440LX motherboard is a custom ATX‑form‑factor board that supports single or dual Pentium II processors, up to 512 MB of SDRAM or 1 GB of EDO memory, and includes integrated Intel 82443LX PCI/AGP controller, PIIX4 PCI/ISA/IDE bridge, USB, audio, SCSI, and optional LAN subsystems. Detailed descriptions of the motherboard components, connectors, jumper settings, and BIOS features are provided throughout the document.
Technical specifications cover power consumption, voltage tolerances, environmental limits, BIOS error and beep codes, and compliance with industry standards. The document also lists online support resources and references to related specifications such as the ATX form‑factor, AGP, and APM standards.
| Form factor | Custom ATX |
|---|---|
| Processor support | Single or dual Pentium II, 66 MHz bus |
| Memory sockets | Four 168‑pin DIMM sockets |
| Maximum memory | 512 MB SDRAM or 1 GB EDO |
| Chipset | Intel 82443LX PCI/AGP controller (PAC) |
| USB interfaces | Two USB ports with legacy support |
| Minimum power supply | 250 W |
It supports single or dual Pentium II processors with a 66 MHz bus speed.
The board can hold up to 512 MB of SDRAM or 1 GB of EDO memory across four DIMM sockets.
A power supply of at least 250 W is required.