ThinkPad Yoga 14 - Diagnostic Tools and Methods

Beforecheckingproblemswiththecomputer,determinewhetherthedamageiscoveredunderthewarranty
byreferringtothefollowinglist:
Thefollowingarenotcoveredunderwarranty:
•LCDpanelcrackedfromtheapplicationofexcessiveforceorfrombeingdropped
•Scratched(cosmetic)parts
•Distortion,deformation,ordiscolorationofthecosmeticparts
•Plasticparts,latches,pins,orconnectorsthathavebeencrackedorbrokenbyexcessiveforce
•Damagecausedbyliquidspilledintothesystem
•DamagecausedbytheimproperinsertionofaPCcardortheinstallationofanincompatiblecard
•Improperdiscinsertionoruseofanopticaldrive
•Fusesblownbyattachmentofanonsupporteddevice
•Forgottencomputerpassword(makingthecomputerunusable)
•Stickykeyscausedbyspillingaliquidontothekeyboard
•Useofanincorrectacpoweradapteronlaptopproducts
Thefollowingsymptomsmightindicatedamagecausedbynonwarrantedactivities:
•Missingpartsmightbeasymptomofunauthorizedserviceormodification.
•Checkforobviousdamagetoaharddiskdrive.Ifthespindleofaharddiskdrivebecomesnoisy,thehard
diskdrivemighthavebeendroppedorsubjecttoexcessiveforce.
Checkoutguide
UsethefollowingproceduresasaguideinidentifyingandcorrectingproblemswiththeThinkPadnotebook
computers.
Note:ThediagnostictestsareintendedtotestonlyThinkPadproducts.Theuseofnon-ThinkPadproducts,
prototypecards,ormodifiedoptionscanleadtofalseindicationsoferrorsandinvalidsystemresponses.
1.Identifythefailingsymptomsinasmuchdetailaspossible.
2.Verifythesymptoms.Trytore-createthefailurebyrunningthediagnostictestorbyrepeatingthe
operation.
LenovoSolutionCenter
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.
TheLenovoSolutionCenterprogramisavailablefordownloadathttp://www.lenovo.com/diags.
ToruntheLenovoSolutionCenterprogram,gotoControlPanelandclickSystemandSecurity➙Lenovo-
SystemHealthandDiagnostics,andthenfollowtheinstructionsonthescreen.
FormoreinformationabouttheLenovoSolutionCenterprogram,refertothehelpinformationsystem
oftheprogram.
Quicktestprograms
Runquicktestprogramstotroubleshootandresolvecomputerproblems,especiallywhenthecomputer
doesnothavetheLenovoSolutionCenterprograminstalled.
Lenovoprovidesthefollowingquicktestprograms:
•LenovoHardDriveQuickT est:Usethisprogramtotroubleshootandresolveinternalstorageproblems.
•LenovoMemoryQuickT est:Usethisprogramtotroubleshootandresolvememorymoduleproblems.
24HardwareMaintenanceManual