Lenovo 804 manual Lenovo Support Web site, Help and service

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Shop for desktop and notebook computers, monitors, projectors, upgrades and accessories for your computer, and special offers.

Purchase additional services, such as support for hardware, operating systems, software programs, network setup and configuration, and custom installations.

Purchase upgrades and extended hardware repair services.

Download the latest device drivers and software updates for your computer model.

Access the online manuals for your products.

Access the Lenovo Limited Warranty.

Access troubleshooting and support information for your computer model and other supported products.

Find the service and support phone numbers for your country or region.

Find a Service Provider located near you.

Lenovo Support Web site

Technical support information is available on the Lenovo Support Web site at:

http://support.lenovo.com

This portal is updated with the latest information about the following subjects:

Download Drivers & Software

Download drivers, flash the BIOS, and update your

 

software.

Diagnose & Fix

Use self-diagnostic tools to diagnose the problem

 

yourself, search community boards, or work with our

 

Virtual Agent to answer questions.

Product & Service Warranty

Check your warranty status and upgrade your warranty.

Product & Parts Detail

Find part numbers for replacement parts, learn how to

 

replace parts, and view other parts information related

 

to your product.

User Guides & Manuals

Read or download the documentation related to your

 

product.

Research & Learn

Search the community knowledge base for your computer

 

to share and discover information with other users.

Help and service

This section provides information about obtaining help and service.

Using the documentation and diagnostic programs

If you experience problems with your computer, see Chapter 6 “Troubleshooting and diagnostic programs” on page 59. For information about additional resources to help you troubleshoot your computer problems, see “Information resources” on page 63.

If you suspect a software problem, see the documentation that came with the operating system or software program, including readme files and online help.

Most computers come with a set of diagnostic programs that you can use to help you identify hardware problems. For instructions on how to use the diagnostic programs on your computer, see “Diagnostic programs” on page 60.

Chapter 7. Getting information, help, and service 65

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Contents ThinkCentre User Guide Second Edition September Copyright Lenovo 2010 Contents Index Important safety information Iv ThinkCentre User Guide Product overview FeaturesConnectivity System management featuresInput/Output I/O features Security featuresPreinstalled operating system SpecificationsPreinstalled software programs ThinkVantage Productivity Center Software overviewSoftware provided with your Windows operating system Lenovo ThinkVantage ToolsThinkVantage Client Security Solution Product RecoveryThinkVantage Rescue and Recovery Password ManagerAdobe Reader LocationsConnector Locating connectors and parts on the rear of your computerLocating parts on the system board Locating componentsSystem board part locations Locating internal drivesDrive bay locations Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Removing the computer coverRemoving the front bezel Removing and reinstalling the front bezelReinstalling the front bezel Accessing the system board components and drivesPivoting the drive bay assembly upward Installing or replacing a PCI cardThinkCentre User Guide Removing the PCI card What to do next Installing or replacing a memory moduleRemoving the memory module Installing the memory module Replacing the batteryRemoving the old battery Replacing the heat sink and fan assemblyRemoving the heat sink fan duct Screws that secure the heat sink and fan assembly Replacing the microprocessor Installing the heat sink fan ductAccessing the microprocessor Removing the microprocessor Replacing the power supply assembly Removing the heat sink fan duct Removing the power supply assembly Installing the power supply assembly Replacing the optical drive Removing the optical drive screws Slide the optical drive out of the front of the computer Replacing the hard disk drive Installing the optical drivePivoting the drive bay assembly Removing the hard disk drive Installing the hard disk drive Replacing the front fan assemblyRemoving the front fan assembly Replacing the USB keyboard or mouse Installing the front fan assemblyConnecting the USB keyboard or mouse Completing the parts replacementObtaining device drivers Basic security featuresIntegrated cable lock Installing an integrated cable lockPadlock Password protectionErasing a lost or forgotten password clearing Cmos ThinkCentre User Guide Creating recovery media Recovery informationCreating and using recovery media On the Rescue and Recovery menu, click Restore your system Using recovery mediaPerforming backup and recovery operations Click the Restore your system from a backup icon Performing a backup operationPerforming a recovery operation Creating and using a rescue medium Using the Rescue and Recovery workspaceCreating a rescue medium Using a rescue mediumSolving recovery problems Installing or reinstalling device driversUsing passwords Using the Setup Utility programStarting the Setup Utility program Viewing or changing settingsSetting, changing, or deleting a password Password considerationsPower-on password Administrator passwordViewing or changing the startup device sequence Selecting a startup deviceSelecting a temporary startup device Exiting the Setup Utility program Updating system programs Using system programsUpdating flashing the Bios from a disc Click Downloads and drivers Updating flashing the Bios from your operating systemRecovering from a Post and Bios update failure Updating system programs ThinkCentre User Guide Basic troubleshooting Troubleshooting and diagnostic programsLenovo ThinkVantage Toolbox Diagnostic programsPC-Doctor for Rescue and Recovery PC-Doctor for DOS Cleaning an optical mouseThinkCentre User Guide Lenovo ThinkVantage Tools Getting information, help, and serviceInformation resources Online Books folderLenovo Welcome Access HelpSafety and warranty ThinkVantage Productivity CenterLenovo Support Web site Help and serviceUsing the documentation and diagnostic programs Using other services Calling for servicePurchasing additional services ThinkCentre User Guide Appendix A. Notices European conformance CE mark Trademarks Television output noticeAppendix A. Notices ThinkCentre User Guide CRU IndexKeyboard, replacing Lenovo Customer Support Center Set Power-On Password ThinkCentre User Guide Page 71Y8530