Lenovo 6491, 8972, 8980, 8970, 8976 1 Retainer ring 2 Ball 3 Plastic rollers 4 Ball cage

Page 80

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

1 Retainer ring 2 Ball

3 Plastic rollers 4 Ball cage

To clean a mouse with a ball, follow the instructions below:

1.Turn off your computer.

2.Disconnect the mouse cable from the computer.

3.Turn the mouse upside down. Twist the retainer ring 1 to the unlocked position to remove the ball.

4.Place your hand over the retainer ring and ball 2, and then turn the mouse right-side up, so that the retainer ring and ball fall out into your hand.

5.Wash the ball in warm, soapy water then dry it with a clean cloth.

6.Blow air carefully into the ball cage 4 to dislodge dust and lint.

7.Look for a build up of dirt on the plastic rollers 3 inside the ball cage. This build up usually appears as a stripe running across the middle of the rollers.

8.If the rollers are dirty, clean them by using a cotton swab soaked in isopropyl (rubbing) alcohol. Turn the rollers with your finger and continue swabbing them until all the dirt is removed. Be sure the rollers are still centered in their channels after you clean them.

9.Remove any fibers from the swab that might be remaining on the rollers.

10.Replace the ball and the retainer ring. Twist the retainer ring to the locked position.

11.Reconnect the mouse cable to the computer.

12.Turn your computer back on.

60User Guide

Page 79 Page 81
Image 80
Page 79 Page 81
Contents User Guide Page User Guide Page Contents Appendix A. Manual modem Important safety information Conditions that require immediate actionGeneral safety guidelines Service and upgradesPower cords and power adapters Static electricity preventionVoltage-selection switch Extension cords and related devices Plugs and outletsExternal devices BatteriesHeat and product ventilation Electrical current safety information Operating environmentTo connect To disconnect Lithium battery noticeModem safety information Laser compliance statement Power supply statementProducts with television tuner options installed Example of antenna grounding Proper grounding for the cableUsing headphones or earphones Data safetyCleaning and maintenance Additional safety information Introduction Xviii User Guide Glare and lighting Arranging your workspaceComfort Air circulation Electrical outlets and cable lengthsSetting up your computer Installing the vertical standConnecting your computer Setting up your computer User Guide Line User Guide 1394 Completing important tasks Turning on powerFinishing the software installation Installing other operating systems Updating your operating systemUpdating your antivirus software Shutting down the computerUser Guide Installing options FeaturesMicroprocessor Expansion Available options Specifications DimensionsWeight EnvironmentHandling static-sensitive devices Supported operating positionsTools required Installing external options Locating connectors on the rear of your computer Connector Description Obtaining device driversRemoving the cover Locating components Accessing system board components Identifying parts on the system board User Guide Installing options User Guide Installing memory Installing PCI adapters What to do nextInstalling internal drives Drive specifications Installing a drive in bay Connecting drivesInstalling a diskette drive in bay Connecting an additional serial ATA hard disk driveInstalling security features Integrated cable lock Padlock Password protectionChanging the battery Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables User Guide Recovering software Creating and using the Product Recovery discPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media Creating and using a Recovery Repair diskette To create rescue media, do the followingRecovering or installing device drivers Setting a rescue device in the startup sequence Solving recovery problemsUser Guide Using the Setup Utility Starting the Setup Utility programViewing and changing settings Using passwordsUser Password Administrator PasswordSetting, changing, and deleting a password Using Security Profile by DeviceChanging the startup device sequence Selecting a startup deviceSelecting a temporary startup device Advanced settings Exiting from the Setup Utility programUpdating system programs Using system programsUpdating flashing Bios from a diskette User Guide Symptom Action Troubleshooting and diagnosticsBasic troubleshooting Diagnostic programs PC-Doctor for Windows PC-Doctor for DOSRunning diagnostics from the CD or diskettes Cleaning the mouse PC-Doctor for Windows PEOptical mouse Non-optical mouse1 Retainer ring 2 Ball 3 Plastic rollers 4 Ball cage Getting information, help, and service Information resourcesOnline Books folder ThinkVantage Productivity CenterHelp and service Access HelpSafety and warranty Using the documentation and diagnostic programs Calling for serviceUsing other services Purchasing additional servicesAppendix A. Manual modem commands Basic AT commandsLow speaker volume Set Pulse dial as defaultSet Tone Dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Appendix A. Manual modem commands User Guide Appendix B. Notices Television output notice TrademarksDrives internal 31 specifications IndexPage Page Part Number

9628, 8706 Types 8716, 9282, 9276, 8994 specifications

Lenovo has established itself as a leading player in the technology landscape, particularly in the realm of personal computing. Among its diverse offerings are the models 9649, 8986, 9278, 8992, and 8970, which cater to a variety of user needs, from everyday computing to more specialized tasks.

The Lenovo 9649 represents a robust option for business professionals. It comes equipped with powerful processing capabilities, thanks to its Intel Core i5 or i7 options. The model also features a vibrant display, providing exceptional clarity, which is crucial for presentations and data analysis. Enhanced security features, including a fingerprint reader, make it ideal for users concerned about data protection.

Moving on to the Lenovo 8986, this model is particularly suited for those requiring a reliable device in a compact form factor. With its lightweight design and solid-state drive (SSD), the 8986 offers excellent portability without sacrificing performance. Users benefit from quick boot times and an efficient multitasking experience, which are further supported by the ample memory options available.

The Lenovo 9278 focuses on multimedia performance, making it a great choice for creative professionals. It is equipped with a high-resolution display, superior graphics card options, and ample storage for heavy files. This model is particularly popular among gamers and graphic designers who demand picture-perfect clarity and responsiveness.

For users seeking versatility, the Lenovo 8992 is a standout. This model features a convertible design, allowing it to transition between a laptop and a tablet seamlessly. With touch capabilities and a stylus, it is perfect for note-taking and drawing, appealing to students and creative types alike. Its long battery life ensures users can go all day without needing a recharge.

Lastly, the Lenovo 8970 brings together power and affordability, making it an excellent choice for budget-conscious consumers looking for reliable performance. It boasts solid processing capabilities, a decent-sized display, and robust build quality, making it suitable for both home and office use.

In summary, Lenovo's models 9649, 8986, 9278, 8992, and 8970 showcase a range of features designed to meet diverse user requirements. Whether for business, creativity, or everyday tasks, these laptops reflect Lenovo's commitment to innovation, quality, and user satisfaction. Each model embodies the perfect blend of technology and design, catering to the evolving needs of today’s consumers.
Top Page Image Contents