Lenovo System x3550 M4 - Installing a Hot-Swap Fan

Step9.Turnonthecircuitbreakerforthedcpowersourcetowhichthenewpowersupplyisconnected.
Step10.MakesurethatthegreenpowerLEDsonthepowersupplyarelit,indicatingthatthepowersupply
isoperatingcorrectly.
Step11.Ifyouarereplacingapowersupplywithoneofadifferentwattageintheserver,applythenew
powerinformationlabelprovidedovertheexistingpowerinformationlabelontheserver.Power
suppliesintheservermustbewiththesamepowerratingorwattagetoensurethattheserver
willoperatecorrectly.
Figure58.Powerinformationlabel
Step12.Ifyouareaddingapowersupplytotheserver,attachtheredundantpowerinformationlabelthat
comeswiththisoptionontheservercovernearthepowersupplies.
Figure59.Redundantpowerinformationlabel
Installingahot-swapfan
Usethisinformationtoinstallahot-swapfan.
Theservercomesstandardwithfourdual-motorhot-swapcoolingfans.Whenthereisonemicroprocessor
installed,installfan1,2,3,and5forpropercooling.
Attention:Toensureproperoperation,replaceafailedhot-swapfanwithin30seconds.
Toinstallanadditionalhot-swapfan,completethefollowingsteps:
Step1.Readthesafetyinformationthatbeginson“Safety”onpagevand“Installationguidelines”
onpage31
.
Step2.Removethecover(see“Removingthecover”onpage34).
Step3.Removethefanfillerpanel(ifithasnotbeenremovedalready).Keepthefillerpanelinasafeplace.
Chapter2.Installingoptionaldevices75