User Guide

Dell Latitude D420 Service Manual

Dell™ Latitude™ D420 Service Manual

Before You Begin	Suspend-Switch Sensor Board
Hard Drive	System Board
Hinge Cover	Fan
Keyboard	PC Card/Smart Card Reader
Coin-Cell Battery	Modem
Internal Card With Bluetooth® Wireless Technology	Wireless Switch
Memory and Mini-Cards	Power Button Assembly
Display Assembly	Battery Latches
Palm Rest	Pin Assignments for I/O Connectors
Speaker	Flashing the BIOS

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better use of your computer.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, and Latitude are trademarks of Dell Inc.; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

June 2006 Rev. A00