Lenovo System x3500 M4 - Page 243

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Figure142.Theavailablefansocketsintheserver
2.Youcanorderthethreeadditionalfansforredundantcooling.
Readthesafetyinformationin“Safety”onpagevand“Installationguidelines”onpage35.
Attention:Staticelectricitythatisreleasedtointernalservercomponentswhentheserverispowered-on
mightcausetheservertohalt,whichmightresultinthelossofdata.Toavoidthispotentialproblem,
alwaysuseanelectrostatic-dischargewriststraporothergroundingsystemwhenyouworkinsidethe
serverwiththepoweron.
Ifyouarereplacingaservercomponentintheserver,youneedtoturnofftheserverandperipheraldevices,
anddisconnectthepowercordsandallexternalcables.
Toremoveasimple-swapfan,completethefollowingsteps.
Step1.Unlockandremovetheleft-sidecover(see“Removingtheleft-sidecover”onpage184).
Step2.Openthefancagecover.
Step3.Openthefan-lockinghandlebyslidingthebluereleaselatchinthedirectionofthearrow.
Chapter6.Removingandreplacingcomponents229