Lenovo Z61t, Z61e, Z61m warranty Keyboard problems, Pointing device problems

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Solving computer problems

Keyboard problems

Problem:

Solution:

All or some of the keys on the keyboard do not work.

vIf the problem occurred immediately after the computer returned from standby mode, enter the power-on password if one has been set.

vIf an external numeric keypad or a mouse is connected:

1.Turn off the computer.

2.Remove the external numeric keypad or the mouse.

3.Turn on the computer and try using the keyboard again.

If the keyboard problem is resolved, carefully reconnect the external numeric keypad, external keyboard, or mouse, making sure that you have seated the connectors properly.

If keys on the keyboard still do not work, have the computer serviced.

vIf an external PS/2® keyboard is connected, the numeric keypad on your computer does not work. Use the numeric keypad on the external keyboard.

Problem: A number appears when you type a letter.

Solution: The numeric lock function is on. To disable it, press and hold Shift or Fn and then press NmLk (ScrLk).

Problem: All or some of the keys on the external numeric keypad do not work.

Solution: Make sure that the external numeric keypad is correctly connected to the computer.

Pointing device problems

Problem: The mouse buttons do not work.

Solution: If your ThinkPad computer has the TrackPoint only, this problem may occur.

Change the mouse driver to Standard PS/2 Port Mouse, and then reinstall PS/2 TrackPoint. Drivers are provided in the C:\SWTOOLS\DRIVERS directory on your hard disk drive. If your hard disk drive does not contain device drivers, refer to the ThinkPad Web site. For access to this Web site, press the ThinkVantage button and open the Productivity Center.

Problem: The scrolling or magnifying glass function does not work.

Solution: Check the mouse driver in the Device Manager window, and make sure that the PS/2 TrackPoint driver is installed.

Chapter 3. Solving computer problems 19

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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 This guide and other publications Finding informationFinding information with the ThinkVantage button Important tips Be careful about where and how you work Caring for your ThinkPad computerBe gentle with your computer Other important tips Take care in setting passwordsCarry your computer properly Handle storage media and drives properlyCleaning 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 How can I prevent problems with my ThinkPad computer? Frequently asked questionsDiagnosing 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 Pointing device problems Keyboard problemsStandby or hibernation problems Click Advanced Computer screen problemsBattery problems Other problems Hard disk drive problemFingerprint authentication problems Startup problemStarting Bios Setup Utility Starting Bios Setup Utility Starting Bios Setup Utility Recovery options Using Rescue and RecoveryRestoring factory contents Installing a new operating system Recovering dataUpgrading and replacing devices Replacing the batteryHandling a hard disk drive Upgrading the hard disk driveThinkPad Z61m, Z61p or Z61e ThinkPad Z61tUpgrading 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 Customer Carry-In or Mail-In Service Customer Replaceable Unit ″CRU″ ServiceOn-site Service Courier or Depot ServiceWorldwide telephone list CRU and Customer Carry-In or Mail-In ServiceCountry or Region Telephone Number Country or Region Telephone Number Country or Region Telephone Number ThinkPad Z61 Service and Troubleshooting Guide Tier 2 CRUs Appendix B. Customer Replaceable Units CRUsThinkPad Z61 Service and Troubleshooting Guide Features Appendix C. Features and SpecificationsSpecifications Heat output Power source ac adapterBattery pack Battery lifeSpecifications 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 Asia Pacific Countries TrademarksThinkPad Z61 Service and Troubleshooting Guide Index BiosThinkPad Z61 Service and Troubleshooting Guide Page Part Number 42T7750