Lenovo System x3500 M4 - Page 255

Installingthelightpathdiagnosticsassembly
Usetheinformationtoinstallthelightpathdiagnosticsassembly.
Readthesafetyinformationin“Safety”onpagevand“Installationguidelines”onpage35.
Ifyouarereplacingaservercomponentintheserver,youneedtoturnofftheserverandperipheraldevices,
anddisconnectthepowercordsandallexternalcables.
Toinstallthelightpathdiagnosticsassembly,completethefollowingsteps.
Step1.Carefullylaytheserverdownonitsside.
Step2.Unlockandremovetheleft-sidecover(see“Removingtheleft-sidecover”onpage184).
Step3.Removetheairbaffle(see“Removingtheairbaffle”onpage189).
Step4.Removethefancageassembly(see“Removingthefancageassembly”onpage272).
Step5.Standtheserverbackupinitsverticalposition.
Step6.RemovetheUSBcableandlightpathdiagnosticsassembly(see“RemovingtheUSBcableand
lightpathdiagnosticsassembly”onpage237
).
Step7.Touchthestatic-protectivepackagethatcontainsthelightpathdiagnosticsassemblytoany
unpaintedmetalsurfaceontheserver;then,removetheassemblyfromthepackage.
Step8.Installthelightpathdiagnosticsassemblyintothemountingbracket.
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Holes
Light path
diagnostics assembly
Front USB cable and light path
diagnostics bracket
Figure155.Lightpathdiagnosticsassemblyinstallation
Step9.PositionthetopoftheUSBcableandlightpathdiagnosticsassemblymountingbracketintothe
openingandrotatethebottomofthebrackettowardtheserveruntilitclicksintoplace.
Chapter6.Removingandreplacingcomponents241