ThinkPad T420 - Power System Checkout

DiagnosticsInteractiveTests
•IntheKeyboardtestinInteractiveT ests,theFnkeyshouldbehelddownforatleast2seconds;otherwise,it
cannotbesensed.
•VideoAdaptertestsupportsonlytheLCDdisplayontheThinkPadNotebook.Ifyouhaveanexternalmonitor
attachedtoyourcomputer,detachitbeforerunningPC-DoctorforDOS.
•TotestDigitalSignatureChip,thesecuritychipmustbesettoActive.
10.Runtheapplicablefunctiontest.
11.Followtheinstructionsonthescreen.Ifthereisaproblem,PC-Doctorshowsmessagesdescribingit.
12.Toexitthetest,selectQuit—ExitDiag.Tocancelthetest,pressEsc.
Note:AfterrunningPC-Doctor,checkthetimeanddateonthesystemandresetthemiftheyareincorrect.
DetectingsysteminformationwithPC-Doctor
PC-Doctorcandetectthefollowingsysteminformation:
HardwareInfo
•SystemConguration
•MemoryContents
•PhysicalDiskDrives
•VGAInformation
•ATADriveInfo
•PCIInformation
•PNPISAInfo
•SMBIOSInfo
•VESALCDInfo
•HardwareEventsLog
Utility
•RunExternalTests
•BenchmarkSystem
•DOSShell
•TechSupportForm
•BatteryRundown
•EraseDriveContents
•ViewPCDRHostLog
LenovoThinkVantageToolbox
LenovoThinkVantage
®
ToolboxisadiagnosticprogramthatworksthroughtheWindowsoperatingsystem.
Itenablesyoutoviewsymptomsofcomputerproblemsandsolutionsforthem,andincludesautomatic
noticationwhenactionisrequired,computingassistance,advanceddiagnostics,anddiagnostichistory.
Notes:
•ThelatestLenovoThinkVantageToolboxisavailableatthefollowingWebsite:
http://web.lenovothinkvantagetoolbox.com/
•ToinstallthelatestLenovoThinkVantageToolboxonthecomputer,clickDownloadLenovoThinkVantage
Toolbox,andthenfollowtheinstructionsontheWebsite.
Torunthisprogram,doasfollows:
Windows7:
WhiletheWindowsoperatingsystemisrunning,presstheThinkVantagebutton.
Tostartthisprogram,dothefollowing:
Chapter3.Generalcheckout31
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