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11.Reconnectthesignalcableandpowercableofthesecondaryharddiskdrive.
12.Goto“Completingthepartsreplacement”onpage57.
Replacingthepowersupplyassembly
Attention
DonotopenyourserverorattemptanyrepairbeforereadingandunderstandingtheChapter1Aboutthis
manual”onpage1andtheSafetyInformationbook.ToobtainacopyoftheSafetyInformationbook,
goto:http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacethepowersupplyassembly.
Toreplacethepowersupplyassembly,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
2.Removetheservercover.See“Removingtheservercover”onpage30.
3.Disconnectthepowersupplyassemblycablesfromthesystemboardandalldrives.See“System-board
internalconnectors”onpage25.
4.Laytheserveronitssideandremovethefourscrewsattherearofthechassisthatsecurethepower
supplyassembly.
Figure22.Removingthescrewsforthepowersupplyassembly
5.Slidethepowersupplyassemblytothefrontoftheserverandthenliftitoutofthechassis.
6.Ensurethatthenewpowersupplyassemblyisthecorrectreplacement.
7.Installthenewpowersupplyassemblyintothechassissothatthescrewholesinthepowersupply
assemblyarealignedwiththecorrespondingholesinthechassis.
8.Installandtightenthefourscrewstosecurethenewpowersupplyassembly.
Note:UseonlyscrewsprovidedbyLenovo.
9.Connectthenewpowersupplyassemblycablestothesystemboardandeachofthedrives.See
“System-boardinternalconnectors”onpage25.
Chapter6.ReplacingFRUs43
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