Lenovo System x3650 M5 - Replacing a Hot-Swap DC Power Supply

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Hot-swap

power supply 2

Power supply

filler panel

Figure198.Powersupplyremoval

Step5.Ifyouareinstructedtoreturnthepowersupply,followallpackaginginstructions,anduseany

packagingmaterialsforshippingthataresuppliedtoyou.

Replacingahot-swapdcpowersupply

Usethisinformationtoreplaceahot-swapdcpowersupply.

Thefollowingnotesdescribethetypeofpowersupplythattheserversupportsandotherinformationthat

youmustconsiderwhenyouinstallapowersupply:

•Beforeyouinstallanadditionalpowersupplyorreplaceapowersupplywithoneofadifferentwattage,

youmayusetheIBMPowerConﬁguratorutilitytodeterminecurrentsystempowerconsumption.

Formoreinformationandtodownloadtheutility,gotohttp://www.ibm.com/systems/bladecenter/

resources/powerconﬁg.html.

•Theservercomeswithonehot-swap12-voltoutputpowersupplythatconnectstopowersupplybay1.

Theinputvoltageis-48Vdcor-60Vdcauto-sensing.

•Beforeyouinstalladcpowersupplyintheserver,youmustremoveallacpowersupplies.Donotuse

bothacanddcpowersuppliesinthesameserver.Installuptotwodcpowersuppliesoruptotwoac

powersupplies,butnotacombination.

•Powersupply1isthedefault/primarypowersupply.Ifpowersupply1fails,youmustreplacethepower

supplywiththesamewattageimmediately.

•Youcanorderanoptionalpowersupplyforredundancy.

•Thesepowersuppliesaredesignedforparalleloperation.Intheeventofapower-supplyfailure,the

redundantpowersupplycontinuestopowerthesystem.Theserversupportsamaximumoftwo

powersupplies.

•Itisthecustomer'sresponsibilitytosupplythenecessarypowercable.

Toreducetheriskofelectricshockorenergyhazards:

–Useapropercircuitbreaker.

–Use4mm

(10AWG)at90°Ccopperwire.

–Torquethewiring-terminalscrewsto0.50~0.60newton-meters(4.43~5.31inch-pounds).

Formoreinformation,seeStatement34onpagebelow.

Chapter5.Installing,removing,andreplacingcomponents243

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