Lenovo C345, 57315617, 57312695, 57315603, C440, C445, C540 manual Hardware Replacement Guide

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Troubleshooting and Confirming Setup	19
Troubleshooting Display Problems	20
Troubleshooting Audio Problems	21
Troubleshooting Software Problems	22
Troubleshooting Problems with Optical Drives and Hard Disks	23
Special considerations for troubleshooting Windows	24
Windows Help and Support	24
BIOS setup utility	25
Performing Daily Maintenance Tasks	26
Hardware Replacement Guide	27
Overview	28
Replacing hardware	31
Appendix	41
Declaration	41
Trademarks	42
Energy Star Statement	43
Enabling ErP compliance mode	44

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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 Connecting to the Internet Wired keyboard selected models onlyUsing Windows Switching between apps Switching between the main Windows 8 interfacesCharms Bar Shutting down the computerWindows Help and Support Closing an appOpening other system programs User Guide Using the Rescue System OneKey Recovery Method 2 Manual Installation Driver and Application InstallationMethod 1 Automatic Installation User Guide Troubleshooting Confirming Setup Troubleshooting Display Problems Solving ProblemsTroubleshooting Audio Problems Troubleshooting Software Problems Troubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows When do I need to change the boot mode? Bios setup utilityPerforming Daily Maintenance Tasks Hardware Replacement Guide Overview Safety information for replacing CRUsTools required Additional information resourcesHandling static-sensitive devices Removing the stand base Replacing hardwareGeneral information 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 To replace the keyboard Replacing the keyboard and mouseDeclaration AppendixTrademarks 10102/4773 10103/4751 10104/6595 10105/6596 10110/6267 Energy Star StatementEnabling ErP compliance mode