Lenovo ThinkServer TS140 70A0 - Replacing the Heat Sink and Fan Assembly

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage90.
Replacingtheheatsinkandfanassembly
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage39.
Thistopicprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
CAUTION:
Turnofftheserverandwaitthreetofiveminutestolettheservercoolbeforeremovingtheserver
cover.
Toreplacetheheatsinkandfanassembly,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
2.Removetheservercover.See“Removingtheservercover”onpage41.
3.Laytheserveronitssideforeasieraccesstothesystemboard.
4.Locatetheheatsinkandfanassembly.See“Locatingpartsonthesystemboard”onpage17.
5.Disconnecttheheatsinkandfanassemblycablefromthemicroprocessorfanconnectoronthesystem
board.See“Locatingpartsonthesystemboard”onpage17.
Chapter6.Installing,removing,orreplacinghardware77