Step4.Pressandholdthereleasetabtotheleft.Graspthehandleandpullthepowersupplyoutof
theserver.
Figure121.Powersupplyremoval
Ifyouareinstructedtoreturnthepowersupply,followallpackaginginstructions,anduseanypackaging
materialsforshippingthataresuppliedtoyou.
Removingahot-swapdcpowersupply
Usethisinformationtoremoveahot-swapdcpowersupply.
Whenyouremoveorinstallahot-swapdcpowersupply,observethefollowingprecautions.
CAUTION:Thisequipmentisdesignedtopermittheconnectionoftheearthedconductorofthedcsupply
circuittotheearthingconductorattheequipment.
Thisequipmentisdesignedtopermittheconnectionoftheearthedconductorofthedcsupplycircuittothe
earthingconductorattheequipment.Ifthisconnectionismade,allofthefollowingconditionsmustbemet:
•Thisequipmentshallbeconnecteddirectlytothedcsupplysystemearthingelectrodeconductorortoa
bondingjumperfromanearthingterminalbarorbustowhichthedcsupplysystemearthingelectrode
conductorisconnected.
•Thisequipmentshallbelocatedinthesameimmediatearea(suchas,adjacentcabinets)asanyother
equipmentthathasaconnectionbetweentheearthedconductorofthesamedcsupplycircuitandthe
earthingconductor,andalsothepointofearthingofthedcsystem.Thedcsystemshallnotbeearthed
elsewhere.
•Thedcsupplysourceshallbelocatedwithinthesamepremisesasthisequipment.
•Switchingordisconnectingdevicesshallnotbeintheearthedcircuitconductorbetweenthedcsource
andthepointofconnectionoftheearthingelectrodeconductor.
198LenovoSystemx3550M5InstallationandServiceGuide
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