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LG-80 Series/LP-80 Series
(LG-80, LG-81, LP-80, LP-81)
Intel Pentium 4 System Board
Socket 775
User’s Manual

4200-0457-01
Rev. 1.00

Copyright and Warranty Notice
The information in this document is subject to change without notice and does not
represent a commitment on part of the vendor, who assumes no liability or responsibility
for any errors that may appear in this manual.
Nowarranty or representation, either expressed or implied, is made with respect to the
quality, accuracy or fitness for any particular part of this document. In no event shall the
manufacturer be liable for direct, indirect, special, incidental or consequential damages
arising from any defect or error in this manual or product.
Product names appearing in this manual are for identificationpurpose only and
trademarks and product names or brand names appearing in this document are the
property of their respective owners.
This document contains materials protected under International Copyright Laws. All
rights reserved. No part of this manual may be reproduced, transmitted or transcribed
without the expressed written permission of the manufacturer and authors of this manual.
If you donot properly set the motherboard settings, causing the motherboard to
malfunction or fail, we cannot guarantee any responsibility.

LG-80 Series/LP-80 Series

Table Of Contents
Chapter 1.
1-1.
1-2.

Chapter 2.
2-1.
2-2.
2-3.
2-4.

Introduction ......................................................................... 1-1

Features & Specifications....................................................................... 1-1
Layout Diagram ...................................................................................... 1-3

Hardware Setup................................................................... 2-1

Install The Motherboard.......................................................................... 2-1
Install CPU, Heatsink and Fan Assembly............................................... 2-2
Install System Memory ........................................................................... 2-4
Connectors, Headers and Switches ......................................................... 2-6
(1). ATX Power Input Connectors ....................................................... 2-6
(2). FAN PowerConnectors................................................................. 2-7
(3). CMOS Memory Clearing Header.................................................. 2-8
(4). Wake-up Header ............................................................................ 2-9
(5). Serial ATA Connectors ................................................................ 2-10
(6). Front Panel Audio Connection Header ........................................2-11
(7). Front Panel Switches & Indicators Headers ................................ 2-12
(8). Additional IEEE1394 Port Header .............................................. 2-13
(9). Additional USB Port Headers ..................................................... 2-14
(10). Internal Audio Connector ............................................................ 2-15
(11). Floppy and IDE DiskDrive Connectors ..................................... 2-16
(12). PCI Express x16 Slot .................................................................. 2-17
(13). PCI Express x1 Slot .................................................................... 2-17
(14). Back Panel Connectors ............................................................... 2-18

Chapter 3.

BIOS Setup.......................................................................... 3-1

Chapter 4.

Driver Installation ............................................................... 4-1

4-1.

Setup Items ............................................................................................. 4-2

Appendix A.

Troubleshooting (Need Assistance?) .............................................. A-1...