© Copyright 2006 Hewlett-Packard Development Company, L.P.

Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. Intel and Core are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. SD Logo is a trademark of its proprietor. Java is a trademark of Sun Microsystems Inc.

The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

Maintenance and Service Guide

HP Compaq nw8440 Notebook PC

HP Compaq nc8430 Notebook PC

HP Compaq nx8420 Notebook PC

First Edition: June 2006

Document Part Number: 417790-001