Lenovo 10074/3076, 10069/7760 manual User Guide

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3.Turn the mouse over and check the sensor window. If there is any dust or debris, clean the sensor window gently.

4.If multiple Bluetooth wireless devices are in use nearby, try turning them off to see if performance improves.

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Contents

Lenovo Important Safety Information Page Contents Troubleshooting Problems with Optical Drives Hard Disks TroubleshootingChapter Using the Computer Hardware This chapter contains the following topicsFront view Left and right view of the computer Rear view of the computer Computer stand Refer to Hardware Replacement Guide HRG for detail steps Connecting your computer TV-Tuner connector Connector Ethernet-type local area networkMicrophone Sound or if you use speech-recognition softwareMS/MS Pro/MMC/SD/SDHC/SDXC Important information about using the computer Wired keyboard Selected models only Wireless keyboard and mouse Selected models only LVTWireless keyboard and mouse instructions Put 2 AA batteries in the keyboard’s battery compartmentConnect If the wireless device does not work, do the following User Guide Chapter Touch screen user instruction Touch Screen Calibration User Gesture Instructions for the Touch screen Basic Hand GesturesUser Guide Double Finger Right Click About 5 FP Zoom Operation Related Touch Screen Settings User Guide User Guide User Guide User Guide Chapter Using the Rescue System OneKey Recovery Driver and Application InstallationSystem Setup Method 1 Automatic InstallationMethod 2 Manual Installation Network SettingsSystem Backup System RecoveryCreate Recovery Disc Password ManagementChapter Using the Computer Software Computer software instructionsBefore using this software, do the following Lenovo Dynamic Brightness systemLenovo Eye Distance System To use this software, do the followingUser Guide Troubleshooting and Chapter Confirming Setup Troubleshooting and Problem ResolutionTroubleshooting Display Problems Solving ProblemsFollow these tips when you troubleshoot your computer Troubleshooting Audio Problems Troubleshooting Software ProblemsTroubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Performing Daily Maintenance Tasks Cleaning the computer components What is wireless connection? Mode and ready to pair with your computer Indicator lights Wireless connection, the indicator light willMethod 2 Using the operating system Method 1 Before starting the operating systemKeyboard and mouse Software method Refer to MethodTroubleshooting wireless mouse and keyboard issues Method 3 Using the operating systemUser Guide User Guide User Guide