Lenovo 6483, 6493, 6449, 6439, 6427, 6423 manual Cleaning the mouse, Optical mouse, Non-optical mouse

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6.When the program finishes, be sure to remove the CD or diskette from the drive.

7.Select the diagnostic test you want to run. Press the F1 key for additional help.

Cleaning the mouse

This section provides instructions on how to clean an optical or non-optical mouse.

Optical mouse

An optical mouse uses a light-emitting diode (LED) and an optical sensor to navigate the pointer. If the pointer on the screen does not move smoothly with the optical mouse, you might need to clean the mouse. To clean the optical mouse:

1.Turn off your computer.

2.Disconnect the mouse cable from the computer.

3.Turn the mouse upside down to look at the lens.

a.If there is a smudge on the lens, gently clean the area with a plain cotton-tipped swab.

b.If there is debris in the lens, gently blow the debris away from the area.

4.Check the surface on which you are using the mouse. If you have a very intricate picture or pattern beneath the mouse it may be difficult for the digital signal processor (DSP) to determine changes in the mouse position.

5.Reconnect the mouse cable to the computer.

6.Turn your computer back on.

Non-optical mouse

The non-optical mouse uses a ball to navigate the pointer. If the pointer on the screen does not move smoothly with the mouse, you might need to clean the mouse. To clean the non-optical mouse:

Note: The following illustration might be slightly different from your mouse.

Chapter 8. Troubleshooting and diagnostics 35

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Contents Page Page ThinkStation User Guide Page Contents Appendix A. Manual modem Appendix B. Notices Commands Introduction Vi User Guide Additional safety requirements for machine types 6427, 6449, Important safety informationUser Guide Comfort Arranging your workspaceGlare and lighting Electrical outlets and cable lengths Air circulationConnecting your computer Setting up your computerUser Guide Setting up your computer Phone Line Setting up your computer 1394 Finishing the software installation Turning on computer powerCompleting important tasks Updating your antivirus software Installing other operating systemsInstalling external options Updating your operating systemSystem information FeaturesInput/output features Operating systems, preinstalled varies by model Environment SpecificationsPC-Doctor for WINPE, PC-Doctor for Windows Software overviewSoftware provided with your Windows operating system Software provided by LenovoAdobe Acrobat Reader Using passwords Using the Setup UtilityStarting the Setup Utility program Viewing and changing settingsSelecting a startup device User PasswordAdministrator Password Setting, changing, and deleting a passwordExiting from the Setup Utility program Advanced settingsSelecting or changing the startup device sequence User Guide Creating RAID volumes Installing and configuring RAIDAttaching Sata hard disk drives Supported SAS RAID configurations Deleting RAID volumesInstalling and configuring RAID Properties Installing and configuring RAID User Guide Updating flashing Bios from a diskette or CD-ROM Using system programsUpdating system programs Updating flashing Bios from your operating system Basic troubleshooting Troubleshooting and diagnosticsDiagnostic programs PC-Doctor for Windows PE PC-Doctor for WindowsPC-Doctor for DOS Creating a diagnostic CD image Optical mouse Cleaning the mouseNon-optical mouse 1 Retainer ring 2 Ball 3 Plastic rollers 4 Ball cage Creating and using the Product Recovery disc Recovering softwarePerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media To create rescue media, do the following Creating and using a Recovery Repair disketteRecovering or installing device drivers Solving recovery problems Setting a rescue device in the startup sequenceUser Guide ThinkVantage Productivity Center Getting information, help, and serviceInformation resources Online Books folderHelp and service Safety and WarrantyUsing the documentation and diagnostic programs Using other services Calling for servicePurchasing additional services Basic AT commands Appendix A. Manual modem commandsLow speaker volume Enable RTS/CTS hardware flow control Extended AT commands+MS=? MNP/V.42/V.42bis/V.44 commandsFax Class 2 commands Fax Class 1 commandsVoice commands Appendix A. Manual modem commands User Guide Appendix B. Notices Trademarks Television output noticeIndex Page Using User Guide Page Part Number 43C9722