Lenovo ThinkServer TS440 70AL - Replacing the Cover Presence Switch

9.Installthenewpowersupplyassemblyintothechassissothatthefourscrewholesinthenewpower
supplyassemblyarealignedwiththecorrespondingholesmarkedwithAintherearofthechassis.
Then,installthefourscrews
1tosecurethenewpowersupplyassemblyinplace.
Note:UseonlyscrewsprovidedbyLenovo.
Figure94.Installingthenon-hot-swappowersupplyassembly
10.Refertoyournotetoconnectthenewpowersupplyassemblycablestothesystemboardandorthe
powerconversionboard,dependingonthemodel.Then,properlyroutethecablesandsecurethe
cableswiththecableclipsandtiesinthechassis.
11.Reinstallthefrontsystemfans.See“Replacingthefrontsystemfan1”onpage144.
12.Ifyouareinstructedtoreturntheoldnon-hot-swappowersupplyassembly,followallpackaging
instructionsanduseanypackagingmaterialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage163.
Replacingthecoverpresenceswitch
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiii
and“Guidelines”onpage65.
Chapter6.Installing,removing,orreplacinghardware139