Lenovo ThinkServer RD550 - Replacing a System Fan

Note:Carefullyhandlethebackplanebyitsedges.
10.Notetheorientationofthenewbackplane.Ensurethatthesmallhooks1onthechassispassthrough
thecorrespondingholesinthenewbackplane.Then,carefullypressthenewbackplanestraightdown
sothatitissecuredbythelatches
2onthebackplane.
Figure119.Installingthehot-swaphard-disk-drivebackplane
11.Reinstallallthehot-swapharddiskdrivesanddummytrays(ifany)onthebackplane.See“Installingor
replacingahot-swapharddiskdrive”onpage123
.
12.Refertoyournotetoreconnectthecablestothebackplane.
13.Ifyouareinstructedtoreturntheoldhot-swaphard-disk-drivebackplane,followallpackaging
instructionsanduseanypackagingmaterialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage152.
Replacingasystemfan
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage59.
Yourserversupportsuptoeighthot-swapsystemfans.Thisdesignhelpsyoutoavoidsignificantcooling
problemswhenasystemfanfailsandyoucanreplaceahot-swapsystemfanwithoutturningofftheserver.
CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.
Chapter6.Replacinghardware139