Lenovo ThinkStation E30 Manuel d'utilisateur télécharger pdf (Page 35)

Chapter6.CustomerReplaceableUnits(CRUs)

CustomerReplaceableUnits(CRUs)arecomputerpartsthatcanbeupgraded

orreplacedbythecustomer.TherearetwotypesofCRUs:Self-serviceand

Optional-service.Self-serviceCRUsareeasytoinstall.Theymightbestandalone,

latched,orrequireascrewdrivertoremoveamaximumoftwoscrews.However,

Optional-serviceCRUsrequiresometechnicalskillsandinsomecasesmight

alsorequiresimpletools,suchasascrewdriver.However,bothSelf-serviceand

Optional-serviceCRUsaresafeforthecustomertoremove.

CustomersareresponsibleforreplacingallSelf-serviceCRUs.Optional-service

CRUscanberemovedandinstalledbycustomersorbyaLenovoservice

technicianduringthewarrantyperiod.Lenovodesktopandworkstationcomputers

containbothSelf-serviceandOptional-serviceCRUs.

•Self-serviceCRUs:TheseCRUsunplugoraresecuredbynomorethantwo

screws.ExamplesofthesetypesofCRUsincludethekeyboard,themouse,

anyUSBdevice,andthepowercord.OtherSelf-serviceCRUsdepending

onproductdesignmightincludememorymodules,adaptercards,harddisk

drives,andopticaldrives.

•Optional-serviceCRUs:TheseCRUsareisolatedpartswithinthecomputer

andareconcealedbyanaccesspanelthatistypicallysecuredbymorethan

twoscrews.Oncetheaccesspanelisremoved,thespecicCRUisvisible.

•BothtypesofCRUsarelistedinthetablesonthefollowingpage.

TheThinkStationUserGuideprovidesinstructionsforreplacingSelf-serviceand

Optional-serviceCRUs.RefertothefollowingtablesfortheCRUinformationin

yourThinkStationUserGuide.IfyourcomputermodelhasaWindows7operating

system,youcanviewthepublicationbyclickingStart➙HelpandSupport➙

LenovoUserGuide.Double-clickthepublicationforyourcomputer.Y oucanalso

accessthepublicationontheLenovoSupportWebsiteat:

http://www.lenovo.com/ThinkStationUserGuides

Note:UseonlycomputerpartsprovidedbyLenovo.RefertoLenovoLimited

Warrantyonthewarrantyviewerorhttp://www.lenovo.com/warranty/llw_02.

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Lenovo ThinkStation E30 Manuel d'utilisateur Page 35