Chapter7.Preventingproblems...71
Keepingyourcomputercurrent........71
Gettingthelatestdevicedriversforyour
computer...............71
Updatingyouroperatingsystem......71
UsingtheSystemUpdateprogram.....72
Cleaningandmaintenance..........72
Basics................72
Cleaningyourcomputer.........72
Goodmaintenancepractices.......73
Movingyourcomputer...........74
Chapter8.Troubleshootingand
diagnostics..............75
Basictroubleshooting............75
Troubleshootingprocedure..........76
Troubleshooting..............76
Audioproblems............77
CDproblems.............77
DVDproblems.............78
Intermittentproblems..........79
Harddiskdriveproblems.........79
Problemswiththekeyboardormouse...80
Monitorproblems............81
Networkingproblems..........82
Ihaveconnectedanoptiontomycomputer,
butitdoesnotwork...........84
Performanceandlockupproblems.....84
Theprinterdoesnotwork........85
Serialconnectorcannotbeaccessed....85
Softwareproblems...........85
MyUSBconnectorscannotbeaccessed..86
Diagnostics................86
LenovoSolutionCenter.........86
UEFIdiagnosticprogram.........87
Chapter9.Servicecheckoutand
symptom-to-FRUindex........89
Servicecheckout..............89
Problemdeterminationtips........89
Symptom-to-FRUindex...........90
Harddiskdrivebooterror........90
Powersupplyproblems.........91
Beepsymptoms............91
POSTerrorcodes............91
Miscellaneouserrorconditions......92
Undeterminedproblems.........94
Chapter10.Recoveryinformation..95
RecoveryinformationfortheWindows7operating
system..................95
Creatingandusingrecoverymedia.....95
Performingbackupandrecoveryoperations.96
Creatingandusingarescuemedium....98
Reinstallingprogramsanddevicedrivers..98
Solvingrecoveryproblems........100
RecoveryinformationfortheWindows8.1
operatingsystem..............100
Refreshingyourcomputer........100
Resettingyourcomputertothefactory-default
settings................100
Usingtheadvancedstartupoptions....101
RecoveringyouroperatingsystemifWindows
8.1failstostart.............101
Chapter11.Installingorreplacing
hardware..............103
Handlingstatic-sensitivedevices.......103
Installingorreplacinghardware........103
Installingexternaloptions........103
Installingandremovingtheacpoweradapter
bracket................104
Installingandremovingtheacpower
adapter................105
Installingandremovingtheverticalstand..107
InstallingandremovingtheVESAmount
bracket................109
Installingorreplacingtheexternaloptical
drive.................111
Installingorreplacingtheexternalharddisk
drive.................117
Removingthecomputercover.......123
Replacingthemicroprocessorfan.....125
Replacingtheheatsink.........127
Replacingthememorymodule......129
Installingorreplacingthecoverpresence
switch................130
Replacingtheinternalspeaker.......131
Replacingthepowerbuttonboard.....133
Replacingtheharddiskdriveassembly...134
Replacingthecoin-cellbattery......136
InstallingorreplacingtheWi-Ficard
module................137
InstallingandremovingthefrontWi-Fi
antenna...............139
InstallingandremovingtherearWi-Fi
antenna...............141
Replacingthesystemboard.......143
Installingorreplacingthekeyboardor
mouse................146
Completingthepartsreplacement.....147
Chapter12.Gettinginformation,help,
andservice.............151
iiThinkCentreM53HardwareMaintenanceManual
