Lenovo W541 Technical Information PDF herunterladen (Seite 25)

Chapter2.Importantserviceinformation

Thischapterintroducesfollowingimportantserviceinformationthatappliestoallmachinetypessupported

bythismanual:

•“StrategyforreplacingFRUs”onpage19

–“Strategyforreplacingaharddiskdriveorasolid-statedrive”onpage19

–“Importantnoticeforreplacingasystemboard”onpage20

–“Howtouseerrormessage”onpage20

•“StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels”onpage20

–“Productdeﬁnition”onpage20

–“FRUidentiﬁcation”onpage20

Important:

•AdvisecustomerstocontacttheLenovo

CustomerSupportCenteriftheyneedanyassistancein

obtainingorinstallinganysoftwareﬁxes,drivers,andUEFIBIOSdownloads.Telephonenumbersfor

LenovoSupportareavailableat:http://www.lenovo.com/support/phone

•SystemDisassembly/ReassemblyvideosthatshowtheFRUremovalsorreplacementsfortheLenovo

authorizedservicetechniciansareavailableinthefollowingsupportsite:

http://www.lenovoservicetraining.com/ion/

StrategyforreplacingFRUs

Beforereplacingparts:

Ensurethatallsoftwareﬁxes,drivers,andUEFIBIOSdownloadsareinstalledbeforereplacinganyFRUs

listedinthismanual.

Afterasystemboardisreplaced,ensurethatthelatestUEFIBIOSisloadedtothesystemboardbefore

completingtheserviceaction.

Todownloadsoftwareﬁxes,drivers,andUEFIBIOS,gotohttp://www.lenovo.com/ThinkPadDriversand

followtheinstructionsonthescreen.

UsethefollowingstrategytopreventunnecessaryexpenseforreplacingandservicingFRUs:

•IfyouareinstructedtoreplaceaFRUbutthereplacementdoesnotcorrecttheproblem,reinstallthe

originalFRUbeforeyoucontinue.

•Somecomputershavebothaprocessorboardandasystemboard.Ifyouareinstructedtoreplaceeither

theprocessorboardorthesystemboard,andreplacingoneofthemdoesnotcorrecttheproblem,

reinstallthatboard,andthenreplacetheotherone.

•IfanadapteroradeviceconsistsofmorethanoneFRU,anyoftheFRUsmaybethecauseoftheerror.

Beforereplacingtheadapterordevice,removetheFRUs,onebyone,toseeifthesymptomschange.

ReplaceonlytheFRUthatchangedthesymptoms.

Strategyforreplacingaharddiskdriveorasolid-statedrive

Alwaystrytorunalow-levelformatbeforereplacingaharddiskdriveorasolid-statedrive.Thiswillcause

allcustomerdataonthedrivetobelost.Besurethatthecustomerhasacurrentbackupofthedata

beforedoingthistask.

Attention:Thedrivestartupsequenceinthecomputeryouareservicingmayhavebeenchanged.Be

extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect

drive,dataorprogramscanbeoverwritten.

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Lenovo W541 Technical Information Seite 25