Step9.Turnonthecircuitbreakerforthedcpowersourcetowhichthenewpowersupplyisconnected.
Step10.MakesurethatthegreenpowerLEDsonthepowersupplyarelit,indicatingthatthepowersupply
isoperatingcorrectly.
Step11.Ifyouarereplacingapowersupplywithoneofadifferentwattageintheserver,applythenew
powerinformationlabelprovidedovertheexistingpowerinformationlabelontheserver.Power
suppliesintheservermustbewiththesamepowerratingorwattagetoensurethattheserver
willoperatecorrectly.
Figure174.Powerinformationlabel
Step12.Ifyouareaddingapowersupplytotheserver,attachtheredundantpowerinformationlabelthat
comeswiththisoptionontheservercovernearthepowersupplies.
Figure175.Redundantpowerinformationlabel
Removingthehot-swapdrivebackplane
Usethisinformationtoremovethehot-swapdrivebackplane.
Toremovethehot-swapharddiskdrivebackplane,completethefollowingsteps:
Step1.Readthesafetyinformationthatbeginson“Safety”onpagevand“Installationguidelines”
onpage31.
Step2.Turnofftheserverandperipheraldevicesanddisconnectthepowercordsandallexternalcables,
ifnecessary.
Step3.Removethecover(see“Removingthecover”onpage189).
Step4.Pulltheharddiskdrivesoutoftheserverslightlytodisengagethemfromtheharddiskdrive
backplane(see“Removinghot-swapharddiskdrives”onpage198).
Step5.Removethehot-swapharddiskdrivebackplane.Ifyouwouldliketoremovethe3.5-inchdrive
backplane.
Chapter6.Removingandreplacingcomponents259
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