Lenovo Z61t, Z61e, Z61m warranty Battery problems

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Solving computer problems

Problem: Missing, discolored, or bright dots appear on the screen every time you turn on your computer.

Solution: This is an intrinsic characteristic of the TFT technology. Your computer’s display contains multiple thin-film transistors (TFTs). A small number of missing, discolored, or bright dots on the screen might exist all the time.

Problem: A message, “Unable to create overlay window,” appears when you try to start DVD playback.

or

You get poor or no playback while running video playback, DVD playback, or game applications.

Solution: Do either of the following:

vIf you are using 32-bit color mode, change the color depth to 16-bit mode.

vIf you are using a desktop size of 1280×1024 or larger, reduce the desktop size and the color depth.

Battery problems

Problem: The battery cannot be fully charged by the power-off method in the standard charge time for your computer.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

Problem: Your computer shuts down before the battery status indicator shows empty, -or-Your computer operates after the battery status indicator shows empty.

Solution: Discharge and recharge the battery.

Problem: The operating time for a fully charged battery is short.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

Problem: The computer does not operate with a fully charged battery.

Solution: The surge protector in the battery might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

Problem: The battery does not charge.

Solution: For details, see the Battery and power category in Troubleshooting under the Problem solving section in Access Help.

22ThinkPad® Z61 Service and Troubleshooting Guide

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Contents ThinkPad Z61 Service and Troubleshooting Guide Page ThinkPad Z61 Service and Troubleshooting Guide Page Contents Iv ThinkPad Z61 Service and Troubleshooting Guide Read first Read first Finding information This guide and other publicationsFinding information with the ThinkVantage button Important tips Be careful about where and how you work Caring for your ThinkPad computerBe gentle with your computer Handle storage media and drives properly Take care in setting passwordsCarry your computer properly Other important tipsCleaning the cover of your computer Cleaning your computer keyboard Cleaning your computer displayCare for the fingerprint reader Caring for your ThinkPad computer Caring for your ThinkPad computer Solving computer problems Frequently asked questions How can I prevent problems with my ThinkPad computer?Diagnosing problems Diagnosing HDD from Bios Setup Utility TroubleshootingError messages Solving computer problems Solving computer problems Select Security-Predesktop Area-Access Predesktop Area Solving computer problems Errors without messages Password problem Keyboard problems Pointing device problemsStandby or hibernation problems Computer screen problems Click AdvancedBattery problems Startup problem Hard disk drive problemFingerprint authentication problems Other problemsStarting Bios Setup Utility Starting Bios Setup Utility Starting Bios Setup Utility Recovery options Using Rescue and RecoveryRestoring factory contents Recovering data Installing a new operating systemReplacing the battery Upgrading and replacing devicesUpgrading the hard disk drive Handling a hard disk driveThinkPad Z61t ThinkPad Z61m, Z61p or Z61eUpgrading the hard disk drive Replacing memory Replacing memory Replacing memory Replacing memory Replacing memory Replacing memory Getting help and service Getting help and serviceGetting help on the Web Calling the Customer Support Center Getting help and service Getting help around the world ThinkPad Z61 Service and Troubleshooting Guide Appendix A. Warranty information Warranty InformationWarranty Period Types of Warranty Service Courier or Depot Service Customer Replaceable Unit ″CRU″ ServiceOn-site Service Customer Carry-In or Mail-In ServiceCRU and Customer Carry-In or Mail-In Service Worldwide telephone listCountry or Region Telephone Number Country or Region Telephone Number Country or Region Telephone Number ThinkPad Z61 Service and Troubleshooting Guide Appendix B. Customer Replaceable Units CRUs Tier 2 CRUsThinkPad Z61 Service and Troubleshooting Guide Appendix C. Features and Specifications FeaturesSpecifications Battery life Power source ac adapterBattery pack Heat outputSpecifications Appendix D. Notices Television output notice Electronic emissions noticesFederal Communications Commission FCC Statement Industry Canada Class B emission compliance statement Avis de conformité à la réglementation d’Industrie CanadaEuropean Union EMC Directive conformance statement Important information for the European Directive 2002/96/EC IBM Lotus Software Offer U. S. Or Canada Latin American CountriesEuropean Countries Trademarks Asia Pacific CountriesThinkPad Z61 Service and Troubleshooting Guide Bios IndexThinkPad Z61 Service and Troubleshooting Guide Page Part Number 42T7750