Dell™ Inspiron™ 1090 Service ManualNotes, Cautions, and WarningsInformation in this document is subject to change without notice.© 2010 Dell Inc. All rights reserved.Trademarks used in this text: Dell™ and the DELL logo, and Inspiron™ are trademarks of Dell Inc.; Microsoft®, Windows®, and the Windows start button logo are eithertrademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries.Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.Regulatory model: P08T Regulatory type: P08T001November 2010 Rev. A00Before You BeginLabel DoorKeyboardPalm-Rest AssemblyBatteryMemory ModuleAC-Adapter ConnectorProcessor Fan and Heat-SinkAssemblyWireless Mini-Card(s)Hard-Drive AssemblyCoin-Cell BatteryDisplayAmbient-Light SensorBoardCamera ModuleSystem BoardConnector CoversSpeakersFlashing the BIOSNOTE: A NOTE indicates important information that helps you make better use of your computer.CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.WARNING: A WARNING indicates a potential for property damage, personal injury, or death.