Lenovo ThinkServer TS440 70AL - Page 152

Thissectionprovidesinstructionsonhowtoreplacethecoverpresenceswitch(intrusionswitch).Thistopic
appliesonlytoservermodelsthathavethecoverpresenceswitchinstalled.
Note:Dependingonthemodel,yourservermightlookslightlydifferentfromtheillustrationsinthistopic.
Toreplacethecoverpresenceswitch,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
2.Removetheservercover.See“Removingtheservercover”onpage67.
3.Locatethecoverpresenceswitch.See“Servercomponents”onpage23.
4.Disconnectthecableofthecoverpresenceswitchfromthecoverpresenceswitchconnectoronthe
systemboard.See“Systemboardcomponents”onpage39.
5.Removethescrewthatsecuresthecoverpresenceswitchassembly.Then,pushthecoverpresence
switchassemblytothefrontofthechassisuntilitisreleasedfromthechassis,andthenremove
itoutofthechassis.
Figure95.Removingthecoverpresenceswitchassembly
140ThinkServerTS440HardwareMaintenanceManual