HP G42 Notebook PC

SUMMARY

This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts; troubleshooting computer problems; and performing computer disassembly procedures.

Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC

Maintenance and Service Guide

© Copyright 2010 Hewlett-Packard Development Company, L.P.

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

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.

First Edition: April 2010

Document Part Number: 594158-002

Safety warning notice

WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for Safety of Information Technology Equipment (IEC 60950).

MSG revision history

Table Caption: This table details revisions to a technical guide, noting the publication date and the specific changes made in each revision, such as the inclusion of new hardware information or updated spare parts listings.

Table of contents

Table Caption: This table of contents outlines a product manual for a computer, covering its external and internal components, a parts catalog, and detailed procedures for removal and replacement of parts. It also includes essential preliminary information for servicing, such as tools, considerations, and handling guidelines for specific components like drives and plastic parts.

Table Caption: This table appears to be a table of contents or index for a technical manual, listing various hardware components, maintenance procedures, and setup utilities with corresponding page numbers. It covers topics from electrostatic discharge precautions to specific component replacements and system setup options within Windows and Linux operating systems.

Table Caption: This table appears to be an index or table of contents for a user manual, detailing sections related to computer setup, specifications, backup and recovery procedures for Windows 7 and Linux, connector pin assignments, and power cord requirements.

Table Caption: This table appears to be an index or table of contents section from a document, listing page numbers for various topics such as "Requirements for specific countries or regions," "Recycling," "Battery," "Display," and "Index."

1 Product description

**Table Caption: This table compares the specifications of the HP G42 and Compaq