Lenovo ThinkServer RD550 - Installing or Replacing a Heat Sink

Notes:
•Ifyouremovetheintrusionswitch,youwillnotgetthewarningmessagewhenloggingintoyourserver
withthecoverremoved.
•Useanydocumentationthatcomeswiththeintrusionswitchandfollowthoseinstructionsinadditionto
theinstructionsinthistopic.
Toremovetheintrusionswitch,dothefollowing:
1.Removeallexternalmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedto
theserver.
2.Prepareyourserver.See“Removingorextendingtheserverfromtherackcabinet”onpage61.
3.Removetheservercover.See“Removingtheservercover”onpage61.
4.Locatetheintrusionswitchanddisconnectthecablefromthesystemboard.
5.Pressthetab1outwardandlifttheintrusionswitchoutofthesocket.
Figure76.Removingtheintrusionswitch
6.Ifyouareinstructedtoreturntheoldintrusionswitch,followallpackaginginstructionsanduseany
packagingmaterialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheremovalprocedure,goto“Completingthepartsreplacement”onpage152
.
Installingorreplacingaheatsink
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiii
and“Guidelines”onpage59.
Beforeyoubegin,printalltherelatedinstructionsorensurethatyoucanviewthePDFversiononanother
computerforreference.
108ThinkServerRD550UserGuideandHardwareMaintenanceManual