Chapter3.Generalcheckout
Thischapterpresentsfollowinginformation:
•“Whattodorst”onpage23
•“Checkoutguide”onpage24
–“DiagnosticsusingPC-DoctorforDOS”onpage24
–“Testingthecomputer”onpage25
–“DetectingsysteminformationwithPC-Doctor”onpage27
–“LenovoThinkVantageToolbox”onpage29
–“FRUtests”onpage30
•“Powersystemcheckout”onpage31
–“Checkingtheacadapter”onpage31
–“Checkingoperationalcharging”onpage31
–“Checkingthebatterypack”onpage32
–“Checkingthebackupbattery”onpage32
ThedescriptionsinthischapterapplytoanyThinkPadmodelthatsupportsthePC-Doctor
®
forDOS
diagnosticsprogram.Somedescriptionsmightnotapplytoyourparticularcomputer.
Beforeyougotothecheckoutguide,besuretoreadthefollowingimportantnotes.
Important:
•Onlycertiedtrainedpersonnelshouldservicethecomputer.
•BeforereplacinganyFRU,readtheentirepageonremovingandreplacingFRUs.
•WhenyoureplaceFRUs,usenewnylon-coatedscrews.
•Beextremelycarefulduringsuchwriteoperationsascopying,saving,orformatting.Drivesinthe
computerthatyouareservicingsequencemighthavebeenaltered.Ifyouselectanincorrectdrive,
dataorprogramsmightbeoverwritten.
•ReplaceaFRUonlywithanotherFRUofthecorrectmodel.WhenyoureplaceaFRU,makesurethat
themodelofthemachineandtheFRUpartnumberarecorrectbyreferringtotheFRUpartslist.
•AFRUshouldnotbereplacedbecauseofasingle,unreproduciblefailure.Singlefailurescanoccur
foravarietyofreasonsthathavenothingtodowithahardwaredefect,suchascosmicradiation,
electrostaticdischarge,orsoftwareerrors.ConsiderreplacingaFRUonlywhenaproblemrecurs.Ifyou
suspectthataFRUisdefective,cleartheerrorlogandrunthetestagain.Iftheerrordoesnotrecur,do
notreplacetheFRU.
•BecarefulnottoreplaceanondefectiveFRU.
Whattodorst
WhenyoudoreturnaFRU,youmustincludethefollowinginformationinthepartsexchangeformor
partsreturnformthatyouattachtoit:
•Nameandphonenumberofservicetechnician
•Dateofservice
•Dateonwhichthemachinefailed
•Dateofpurchase
•Failuresymptoms,errorcodesappearingonthedisplay,andbeepsymptoms
•ProcedureindexandpagenumberinwhichthefailingFRUwasdetected
•FailingFRUnameandpartnumber
•Machinetype,modelnumber,andserialnumber
•Customer'snameandaddress
©CopyrightLenovo2010,2012
23