8.Carefullyliftthebackplanestraightupslightlysothatthesmallhooks1onthechassisarealigned
withthecorrespondingholesinthebackplane.Then,slowlyandcarefullymovethebackplanetothe
rearofthechassisuntilthehooks
1passthroughtheholesinthebackplaneandthencompletely
removethebackplaneoutofthechassis.
Figure139.Removingthebackplaneforservermodelswitheight3.5-inchhard-disk-drivebays
9.Touchthestatic-protectivepackagethatcontainsthenewhot-swaphard-disk-drivebackplanetoany
unpaintedsurfaceontheoutsideoftheserver.Then,removethenewbackplanefromthepackage.
Note:Carefullyhandlethebackplanebyitsedges.
10.Notetheorientationofthenewbackplaneandpositionitonthechassissothatthesmallhooks1on
thechassispassthroughthecorrespondingholesinthenewbackplane.Then,carefullypressthenew
backplanestraightdownsothatitissecuredinplacebythesmallretainingstuds2onthechassis.
Figure140.Installingthebackplaneforservermodelswitheight3.5-inchhard-disk-drivebays
178ThinkServerRD440UserGuideandHardwareMaintenanceManual