Chapter9.ReplacingFRUs(machinetype:10AR)
Important
BeforeyoureplaceanyFRU,readChapter2“Safetyinformation”onpage3.Theseprecautionsand
guidelineswillhelpyouworksafely.
FRUreplacementsaretobedonebytrainedservicetechniciansonly.
ThischapterprovidesinstructionsaboutremovingorreplacingmajorFRUs.NotallFRUsaredocumented.
Handlingstatic-sensitivedevices
Donotopenthestatic-protectivepackagecontainingthenewpartuntilthedefectiveparthasbeenremoved
fromthecomputerandyouarereadytoinstallthenewpart.Staticelectricity,althoughharmlesstoyou,can
seriouslydamagecomputercomponentsandparts.
Whenyouhandlepartsandothercomputercomponents,taketheseprecautionstoavoidstatic-electricity
damage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlepartsandothercomputercomponentscarefully.HandlePCIcards,memorymodules,
systemboards,andmicroprocessorsbytheedges.Nevertouchanyexposedcircuitry.
•Preventothersfromtouchingthepartsandothercomputercomponents.
•Beforeyoureplaceanewpart,touchthestatic-protectivepackagecontainingtheparttoametal
expansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.This
reducesstaticelectricityfromthepackageandyourbody.
•Whenpossible,removethenewpartfromthestatic-protectivepackaging,andinstallitdirectlyinthe
computerwithoutsettingthepartdown.Whenthisisnotpossible,placethestatic-protectivepackage
thatthepartcameinonasmooth,levelsurfaceandplacethepartonit.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Installingorreplacinghardware
Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Youcanexpand
thecapabilitiesofyourcomputerandmaintainyourcomputerbyinstallingorreplacinghardware.
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
2“Safetyinformation”onpage3
.
Notes:
1.UseonlycomputerpartsprovidedbyLenovo.
2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe
instructionsthatcomewiththeoption.
Installingexternaloptions
Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For
someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.
Wheninstallinganexternaloption,see“Locatingconnectors,controls,andindicatorsonthefrontofyour
computer”onpage67
and“Locatingconnectorsontherearofyourcomputer”onpage68toidentifythe
©CopyrightLenovo2013,2014
81
Kommentare zu diesen Handbüchern