Lenovo ThinkServer TD340 Instrukcja Użytkownika Pobierz pdf (Strona 97)

Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor

referencepoint.Youcanusecoaxorconnector-outsideshellsonthesesystems.

–Usethegroundprongoftheacplugonac-operatedservers.

Systemreliabilityguidelines

Tohelpensurepropercoolingandsystemreliability,strictlyfollowtheseguidelines:

•Eachofthedrivebayshasadriveoradummytrayinstalled;orthereisanelectromagneticinterface(EMI)

protectivepanelorEMIshieldinstalledtoprotectthedrivecage.

•Iftheserversupportshot-swapredundantpowersupplies,eachofthepowersupplybayhasaredundant

powersupplyinstalled,oronebayhasaredundantpowersupplyinstalledwhiletheotherbayiscovered

byashield.

•Leaveadequatespacearoundtheservertoensurethattheservercoolingsystemworkswell.Leave

approximately50mm(2inches)ofopenspacearoundthefrontandrearoftheserver.Donotplace

objectsinfrontofthefans.Forpropercoolingandairﬂow,installtheservercoverbeforeyouturnon

theserver.Operatingtheserverforextendedperiodsoftime(morethan30minutes)withtheserver

coverremovedmightdamageservercomponents.

•Properlyroutethecables.Forsomeoptions,suchasPCIExpresscards,followthecablinginstructions

thatcomewiththeoptionsinadditiontotheinstructionsinthismanual.

•Ensurethatyoureplaceafailingfanwithin48hours.

•Whenreplacingahot-swapdrive,installthenewhot-swapdrivewithintwominutesofremoval.

•Ifyourserverhasairductsorairbafﬂes,donotremovethemwhiletheserverisrunning.Operatingthe

serverwithouttheairductsorairbafﬂesmightcausethemicroprocessorstooverheat.

•Forserversthatsupportuptotwomicroprocessors,ensurethatthesecondmicroprocessorsocket

alwayscontainsamicroprocessororisprotectedbyamicroprocessorsocketcover.

Workinginsidetheserverwiththepoweron

Attention:Staticelectricitythatisreleasedtointernalservercomponentswhentheserveristurnedonmightcause

theservertohalt,whichmightresultinthelossofdata.Toavoidthispotentialproblem,alwaysuseanESDwriststrap

orothergroundingsystemwhenyouworkinsidetheserverwiththepoweron.

Theserversupportshot-swapdevicesandisdesignedtooperatesafelywhileitisturnedonandthecoveris

removed.Followtheseguidelineswhenyouworkinsidetheserverwiththepoweron:

•Avoidwearingloose-ﬁttingclothingonyourforearms.Buttonlong-sleevedshirtsbeforeworkinginside

theserver;donotwearcufflinkswhileyouareworkinginsidetheserver.

•Donotallowyournecktieorscarftohanginsidetheserver.

•Removejewelry,suchasbracelets,necklaces,rings,andloose-ﬁttingwristwatches.

•Removeitemsfromyourshirtpocket,suchaspensandpencils.Theseitemsmightfallintotheserveras

youleanoverit.

•Avoiddroppinganymetallicobjectsintotheserver,suchaspaperclips,hairpins,andscrews.

Removingtheservercover

Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”

onpageiiiand“Guidelines”onpage83.

Chapter6.Installing,removing,orreplacinghardware85

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Lenovo ThinkServer TD340 Instrukcja Użytkownika Strona 97