10.Lowerandpositiontheheatsinkfanductonthetopoftheheatsinkandfanassemblyuntilitsnaps
intoposition.
Figure47.Installingtheheatsinkfanduct
11.Securethepowersupplyassemblycableswiththecableclipsandtiesinthechassis.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage84
.
Replacingthemicroprocessor
CAUTION:
Theheatsinkandmicroprocessormightbeveryhot.Beforeyouopenthecomputercover,turnoff
thecomputerandwaitseveralminutesuntilthecomputeriscool.
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
.
Thissectionprovidesinstructionsonhowtoreplacethemicroprocessor.
Toreplacethemicroprocessor,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage40.
3.Laythecomputeronitssideforeasieraccesstothesystemboard.
68ThinkCentreE93UserGuide