Lenovo 3414, 3398, 3397, 3399 Intermittent problems, Keyboard, mouse, or pointing device problems

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Actions:

•Disable any background programs, such as AntiVirus or Desktop Themes.

•Ensure that video resolution is set to less than 1152 x 864.

If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on page 74 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 75.

Invalid disc or no disc found message

Symptom: Invalid disc or no disc found message

Actions:

•Ensure that a DVD disc is in the drive with the shiny side of the disc facing down.

•Ensure that video resolution is set to less than 1152 x 864.

•On computers that have a CD-ROM or CD-RW drive in addition to a DVD-ROM drive, make sure that the DVD disc is in the drive labeled “DVD”.

If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on page 74 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 75.

Intermittent problems

Symptom: A problem occurs only occasionally and is difficult to repeat.

Actions:

•Verify that all cables and cords are securely connected to the computer and attached devices.

•Verify that when the computer is on, the fan grill is not blocked (there is air flow around the grill), and the fans are working. If airflow is blocked or the fans are not working, the computer might overheat.

•If SCSI devices are installed, verify that the last external device in each SCSI chain is terminated correctly. (See your SCSI documentation.)

If these actions do not correct the problem, run the diagnostic programs (see “Lenovo Solution Center” on page 74 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 75.

Keyboard, mouse, or pointing device problems

Select your symptom from the following list:

•“All or some keys on the keyboard do not work” on page 63

•“The mouse or pointing device does not work” on page 64

•“The pointer on the screen does not move smoothly with the mouse” on page 64

•“The fingerprint reader does not work” on page 64

•“The wireless keyboard does not work” on page 65

All or some keys on the keyboard do not work

Symptom: All or some keys on the keyboard do not work.

Actions:

Chapter 10. Troubleshooting and diagnostics 63

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Contents ThinkCentre Edge User Guide Third Edition September Copyright Lenovo Contents Appendix A. Notices Iii Iv ThinkCentre Edge User Guide Important safety information Service and upgradesStatic electricity prevention Extension cords and related devices Power cords and power adaptersPlugs and outlets External devicesHeat and product ventilation Operating environment Modem safety informationPower supply statement Cleaning and maintenanceLaser compliance statement ThinkCentre Edge User Guide Product overview FeaturesConnectivity System management featuresInput/Output I/O features Power supplySecurity features Preinstalled software programsPreinstalled operating system Specifications Accessing Lenovo programs on the Windows 7 operating systemLenovo programs Program Icon name Accessing Lenovo programs from Control PanelFingerprint Software Accessing Lenovo programs on the Windows 8 operating systemAn introduction to Lenovo programs Communications UtilityPower Manager Lenovo SettingsLenovo Solution Center Password ManagerSystem Update LocationsView Management Utility Connector Description Hdmi connector Locating connectors on the rear of your computerMachine type and model label Adjusting the computer standFollowing is a sample of the machine type and model label Where can I find help about the Windows operating system? Using your computerFrequently asked questions Accessing Control Panel on the Windows 8 operating systemUsing a fingerprint reader Using the keyboardUsing Windows shortcut keys Using the blue ThinkVantage buttonAdding the volume icon to the taskbar Using the wheel mouseAdjusting audio Setting the volume from the desktopHandling and storing CD and DVD media Setting the volume from Control PanelUsing CDs and DVDs Sound section, click Adjust system volumeUsing the single-touch and multi-touch feature Playing a CD or DVDRecording a CD or DVD Using the multi-touch feature Using the single-touch featureComfort Accessibility and comfortYou and your computer Arranging your workspaceGlare and lighting Air circulationElectrical outlets and cable lengths Voltage-selection switch Register your computer with LenovoMoving your computer to another country or region Replacement power cords Security Security featuresUsing passwords Bios passwordsAttaching an integrated cable lock Windows passwords Using and understanding firewallsProtecting data against viruses ThinkCentre Edge User Guide Removing and reinstalling the system stand hinge cover Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the system stand hinge cover Removing and reinstalling the system stand Removing the system stand Removing the rubber piece from each foot stand Removing and reinstalling the foot standsReinstall the rubber piece on each foot stand Replacing the USB keyboard or mouse Replacing the wireless keyboardInstalling the keyboard batteries Replacing the wireless mouseInstalling or replacing hardware Obtaining device drivers Recovery information Recovery information for the Windows 7 operating systemCreating and using recovery media Performing a backup operation Performing backup and recovery operationsCreating recovery media Using recovery mediaUsing the Rescue and Recovery workspace Performing a recovery operationClick the Restore your system from a backup icon Creating and using a rescue medium Using a rescue mediumCreating a rescue medium Reinstalling preinstalled applications and device drivers Reinstalling preinstalled applicationsReinstalling preinstalled device drivers Reinstalling software programs Reinstalling device driversSolving recovery problems Refreshing your computer Recovery information for the Windows 8 operating systemThinkCentre Edge User Guide Password considerations Using the Setup Utility programStarting the Setup Utility program Viewing and changing settingsEnabling or disabling a device Power-On PasswordAdministrator Password Setting, changing, and deleting a passwordSelecting or changing the startup device sequence Exiting the Setup Utility programSelecting a startup device Selecting a temporary startup deviceThinkCentre Edge User Guide Using system programs Updating flashing the Bios from a discUpdating system programs Click Downloads and drivers Updating flashing the Bios from your operating systemGetting the latest device drivers for your computer Preventing problemsUsing System Update Keeping your computer currentBasics Cleaning your computerDisplay screen ComputerKeyboard Optical mouseMoving your computer Good maintenance practicesCleaning a liquid crystal display LCD surface Cleaning a glass-screen surfacePreventing problems ThinkCentre Edge User Guide Basic troubleshooting Troubleshooting and diagnosticsTroubleshooting procedure Troubleshooting Audio problemsNo audio in Windows No audio in DOS applications or games Sound comes from one external speaker onlyCD or DVD does not work CD problemsNo audio or intermittent audio while playing DVD movie DVD problemsBlack screen instead of DVD video DVD movie will not playAll or some keys on the keyboard do not work Intermittent problemsKeyboard, mouse, or pointing device problems Invalid disc or no disc found messageClick Hardware and Sound Click Devices and Printers Mouse or pointing device does not workPointer on the screen does not move smoothly with the mouse Fingerprint reader does not workMonitor problems Wireless keyboard does not workWrong characters appear on the screen Image is discolored Image appears to be flickeringClick Start Control Panel Click Hardware and Sound Networking problemsEthernet problems Your computer cannot connect to the networkWireless LAN problem Wake on LAN feature is not workingAdapter stops working for no apparent reason An option that was just installed does not work Option problemsWireless WAN problem Bluetooth problemClick Start Computer Performance and lockup problemsAn option that previously worked does not work now Insufficient free hard disk drive spaceExcessive number of fragmented files Click Optimize Printer problemsSerial port problems Software problemsSoftware does not work as expected USB problemsLenovo Solution Center Getting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic programs Calling for servicePurchasing additional services Using other servicesThinkCentre Edge User Guide Appendix A. Notices Trademarks Federal Communications Commission Declaration of Conformity Appendix B. Regulatory informationExport classification notice Electronic emissions noticesThinkCentre Edge User Guide Additional regulatory information ThinkCentre Edge User Guide Appendix C. Weee and recycling information Important Weee informationRecycling information Recycling information for Brazil Battery recycling information for TaiwanBattery recycling information for the European Union ThinkCentre Edge User Guide Ukraine RoHS China RoHS Turkish RoHSIndia RoHS Windows 7 or Windows 8 operating system Appendix E. Energy Star model informationThinkCentre Edge User Guide Kullanım hatalarına ilişkin bilgiler İmalatçı ya da ithalatçı firmaya ilişkin bilgilerBakım, onarım ve kullanımda uyulması gereken kurallar Taşıma ve nakliye sırasında dikkat edilecek hususlarBağlantı ve montaja ilişkin bilgiler Bdh Bilişim Destek Hizmetleri San.Ve Tic Garanti Hizmetinin Alınabileceği MerkezlerBdh Bilişim Destek Hiz. San. Ve Tic. A.Ş Destek Bilgisayar Ve İletişim Hiz. Tic. A.ŞBdh Bilişim Destek Hizmetleri San.Ve Tic.Aş Bilgi Birikim Sistemleri Elktr. ve BilgYedi Yirmidört Bilişim Hizmetleri Ticaret A.S Bdh Bilişim Destek Hizmetleri San.Ve Tic.A.Ş Adapa Bilgi Sistemleri Tur.San. Ve Tic.A.ŞBdh Bilişim Destek Hizmetleri San.Ve Tic. A.Ş Bdh Bilişim Destek Hizmetleri Sanayi Ve Ticaret A.ŞŞanliurfa Index Password Administrator Considerations