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DellPrecision™MobileWorkstationM4400ServiceManual
Model PP30L
Notes, Notices, and Cautions
IfyoupurchasedaDELL™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft
®
Windows
®
operating systems are not applicable.
Information in this document is subject to change without notice.
©2008DellInc.Allrightsreserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
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August2008Rev.A00
Troubleshooting
LED Cover
Before Working on Your Computer
Keyboard
Base Assembly
Right Speaker Grill and
Fingerprint Reader
Hinge Covers
Flash Cache Module
Hard Drive
Palm Rest Assembly
WLAN Card
SD Card Reader
WWAN Card
Express Card Cage
WPAN/UWB Card
System Board Assembly
Fan
Modem
Heat Sinks
I/O Board
Processor Module
DC Power Cable
Memory
Display Assembly
Coin-Cell Battery
Flashing the BIOS
Modular Drive
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 potential for property damage, personal injury, or death.