Lenovo C440, 57315617, 57312695, 57315603, C445, C345, C540 manual Troubleshooting Confirming Setup

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Troubleshooting and

Confirming Setup

This chapter contains the following topic:

ØTroubleshooting and Problem Resolution

Note: The description of the TV tuner card in this manual is only applicable to machines which have the TV tuner card. It does not apply to machines that do not have a TV tuner card.

User Guide 19

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Contents Lenovo C3/C4/C5 Series Important Safety Information Page Contents Hardware Replacement Guide Using the Computer Hardware Front view of the computer Left and right views of the computer Rear view of the computer Installing the computer stand Computer stand Connecting your computer Connecting the power cord Important information about using the computer Wired keyboard selected models only Connecting to the InternetUsing Windows Switching between the main Windows 8 interfaces Switching between appsCharms Bar Shutting down the computerClosing an app Opening other system programsWindows Help and Support User Guide Using the Rescue System OneKey Recovery Driver and Application Installation Method 1 Automatic InstallationMethod 2 Manual Installation User Guide Troubleshooting Confirming Setup Solving Problems Troubleshooting Display ProblemsTroubleshooting Audio Problems Troubleshooting Software Problems Troubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Bios setup utility When do I need to change the boot mode?Performing Daily Maintenance Tasks Hardware Replacement Guide Safety information for replacing CRUs OverviewAdditional information resources Tools requiredHandling static-sensitive devices Replacing hardware General informationRemoving the stand base Removing the foot cover Replacing a memory module Replacing the hard disk drive User Guide Replacing the optical drive User Guide Replacing the adapter Connect the new adapter as shown Replacing the keyboard and mouse To replace the keyboardAppendix DeclarationTrademarks Energy Star Statement 10102/4773 10103/4751 10104/6595 10105/6596 10110/6267Enabling ErP compliance mode