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Lenovo A7 manual Chapter Troubleshooting and Confirming Setup, User Guide, 2010-4-28

Models: A7

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Chapter Troubleshooting and

Confirming Setup

This chapter contains the following topics:

Troubleshooting and Problem Resolution

Note: The description of the TV-Tuner card in this manual is only used for the machines which have the TV-Tuner card. It does not apply to those machines that do not have a TV-Tuner card.

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User Guide 55

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Lenovo A7 Chapter Troubleshooting and Confirming Setup, This chapter contains the following topics, User Guide, 2010-4-28

Contents

Machine type LenovoIdeaCentre A7 Series User GuideImportant Safety Information 31043530B IdeaCentre A7 UG V1.0ENR.indd 2010-4-28Contents Important Safety InformationChapter 1 Using the Computer Hardware Chapter 3 Using the Rescue SystemChapter 5 System Maintenance and Recovery Chapter 6 Troubleshooting and Confirming SetupChapter Using the Computer Hardware This chapter contains the following topicsUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd1.1 Front view Only some models are equipped with touch screen2 User Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd1.2 Left and right view of the computer Only some models are equipped with touch screenUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd1.3 Rear view of the computer Bluetooth reset buttonPower socket SPDIF port12˚ 35˚ 1.4 Computer stand instructionTo open the computer stand, do the following User Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd2010-4-28 1.5 Connecting your computer 3. Install the metal bracket on the computerUse the following information to connect your computer 8 User GuideIf you have an HDMI monitor, connect the cable to the port as shown 1.5.6 If you have powered speakers with an adapter 1.5.7 If you have powered speakers without an adapter card Some models are equipped with this connector1.5.9 Connect the power cords properly to grounded electrical outlets SD, SDHC, MMC, MS, MS-Pro12 User Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd1.6 Important information about using the computer Press the power button on the side of the computer to turn it onUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.inddHold the computer tightly when you carry it 14 User Guide31043530B IdeaCentre A7 UG V1.0ENR.indd 2010-4-281.7 Wireless keyboard and mouse 1.8 Using the Infra-red IR Remote Control Only some models are equipped with IR remote control16 User Guide 31043530B IdeaCentre A7 UG V1.0ENR.inddPage CLEAR ENTER1.9 Using the Bluetooth remote control Only some models are equipped with Bluetooth remote control1.9.1 Bluetooth configuration Press Play and digit 1 at the same time for about 10 seconds Bluetooth audio configuration 1.9.2 To start the games1.9.3 Air mouse Hold the air mouse horizontally 1.9.4 Important information on how to use the remote control User Guide31043530B IdeaCentre A7 UG V1.0ENR.indd 2010-4-28Suggested range 1 - 3 meters 3 -10 feet Too close to the computer. 0 -1 meter 0 - 3 feetToo far from the computer. Over 3 meters over 10 feet 26 User GuideThe best angle to use the remote control is within Bluetooth LED solidUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.inddM LED solid the remote control to renew the Bluetooth connection 30 User Guide Chapter Touch Screen Instructions This chapter contains the following topicsUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd2.1 Touch Screen Calibration 2.2 User Gesture Instructions for the Touch screen2.2.1 Basic Hand Gestures 1. Single Click / Double ClickUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd2. Single Finger Right Click 34 User Guide31043530B IdeaCentre A7 UG V1.0ENR.indd 2010-4-283. Double Finger Right Click 5. High Speed Slide 7. Zoom Operation 2.2.2 Related Touch Screen Settings 38 User GuideAdjust the sensitivity of the touch screen On the Flicks menu you canSelect commonly used Flicks operation groups User GuideOn the Touch menu you can 2.3 Attentions when using the Touch Screen Touching the correct place on the screen The speed of movement Chapter Using the Rescue System This chapter contains the following topicsNote about the service partition 3.1 OneKey Recovery3.2 Driver and Application Installation Detailed Operation Procedure3.3 System Setup Method 1 Automatic InstallationMethod 2 Manual Installation 3.3.2 Network Settings3.4 System Backup 3.5 System Recovery3.6 Create Recovery Disc 3.3.3 Password ManagementChapter Using the Computer Software This chapter contains the following topicsUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.inddBefore using this software, do the following 4.1 Lenovo Dynamic Brightness system4.2 Lenovo Eye Distance System To use this software, do the followingTo use this software, do the following 1. Ensure the lens of the camera is exposed and not covered System Maintenance and RecoveryThis chapter contains the following topics Chapter5.2 Backup and Restore 5.3 Cleaning Up the Disk5.1 Restoring the System 5.4 Checking For, and Correcting Disk Errors 5.6 Performing Daily Maintenance Tasks5.5 Defragmenting the Disks The following are general methods for cleaning the components Chapter Troubleshooting and Confirming Setup This chapter contains the following topicsUser Guide 31043530B IdeaCentre A7 UG V1.0ENR.inddSolving Problems 6.1 Troubleshooting Display Problems6.2 Troubleshooting Audio Problems 6.3 Troubleshooting Software Problems6.4 Troubleshooting Problems with Optical Drives and Hard Disks 58 User Guide6.5 Special considerations for troubleshooting Windows 6.6 Wireless keyboard and mouse instructions Only some models are equipped with wireless keyboard and mouseMethod Method 62 User Guide 31043530B IdeaCentre A7 UG V1.0ENR.indd2010-4-28