Lenovo Laptop E93 Bedienungsanleitung PDF herunterladen (Seite 129)

Chapter10.ReplacingFRUs(machinetype:10AQ)

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:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.ToobtainacopyoftheSafety,Warranty,and

SetupGuide,goto:

http://www.lenovo.com/support

Notes:

1.UseonlycomputerpartsprovidedbyLenovo.

2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe

instructionsthatcomewiththeoption.

Installingexternaloptions

Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For

someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.

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Lenovo Laptop E93 Bedienungsanleitung Seite 129