Lenovo 3627, 3026, 3269, 3039, 5548, 5536, 5391, 5472, 5485, 3491, 3319, 3394 Removing the internal speaker

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Figure 29. Removing the internal speaker

8.Remove the attached thermal sensor cable from the old internal speaker and install it on the new internal speaker.

9.Insert the two tabs 2 on the bottom of the new internal speaker into the corresponding holes in the chassis, and push the speaker straight down until the other two tabs 1 snap into position.

30ThinkCentre User Guide

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Contents ThinkCentre User Guide Page ThinkCentre User Guide First Edition October Copyright Lenovo Contents Appendix A. Notices Important safety information Viii ThinkCentre User Guide Features Product overviewPower supply Specifications Preinstalled software programsSoftware overview Software provided by LenovoThinkVantage Productivity Center Antivirus software Locations Locating connectors on the front of your computerAdobe Reader Locating connectors on the rear of your computer Connector DescriptionLocating components Component locationsLocating parts on the system board System board part locationsLocating internal drives Drive bay locationsInstalling external options Installing or replacing hardwareInstalling or replacing hardware Handling static-sensitive devicesAccessing the system board components and drives Opening the computer coverInstalling or replacing a memory module Pivoting the optical drive bay assemblyOpening the retaining clips Installing or replacing a PCI card What to do nextRemoving a PCI card Replacing the battery Installing the PCI cardRemoving the old battery Replacing the hard disk driveRemoving the hard disk drive Installing the hard disk drive Replacing the optical driveRemoving the old optical drive Replacing the power supply assembly Installing a new optical driveRemoving the retaining screws for the power supply assembly Removing the power supply assembly Replacing the heat sinkRemoving the heat sink Replacing the front audio and USB assembly Replacing the system fan Removing the front bezelReplacing the internal speaker Removing the system fanRemoving the front bezel Removing the internal speaker Installing the new internal speaker Replacing the keyboard or mouseCompleting the parts replacement Connecting a new keyboard or mouseInstalling security features Integrated cable lockPassword protection Erasing lost or forgotten passwords clearing CmosCreating recovery media Recovery informationCreating and using recovery media Performing a backup operation Using recovery mediaPerforming backup and recovery operations Performing a recovery operation Using the Rescue and Recovery workspaceCreating and using a rescue medium Creating a rescue mediumUsing a rescue medium Installing or reinstalling device driversSolving recovery problems Viewing and changing settings Using the Setup UtilityStarting the Setup Utility program Using passwordsHard Disk Password Power-On PasswordAdministrator Password Setting, changing, and deleting a passwordSelecting a temporary startup device Exiting from the Setup Utility programSelecting a startup device Selecting or changing the startup device sequenceThinkCentre User Guide Updating system programs Using system programsUpdating flashing the Bios from a disc Updating flashing the Bios from your operating system Recovering from a POST/BIOS update failureTroubleshooting and diagnostics Basic troubleshootingDiagnostic programs Lenovo ThinkVantage ToolboxPC-Doctor for Rescue and Recovery PC-Doctor for DOSCleaning an optical mouse Online Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage ToolsLenovo Welcome Access HelpSafety and Warranty Calling for service Help and serviceUsing the documentation and diagnostic programs Using other services Purchasing additional servicesAppendix A. Notices Television output notice European conformance CE mark TrademarksIndex CRURescue and Recovery workspace Page ThinkCentre User Guide Page 71Y7175