
10.Installthefourscrewstosecurethenewheatsinkonthesystemboard.Itisrecommendedthatyou
carefullyinstallthefourscrewsusingthefollowingmethodtoavoidanypossibledamagetothesystem
board.
a.Partiallytightenscrew1,thenfirmlytightenscrew3,andthenreturntoscrew1andfirmlytighten
it.Donotover-tightenthescrews.
b.Partiallytightenscrew2,thenfirmlytightenscrew4,andthenreturntoscrew2andfirmlytighten
it.Donotover-tightenthescrews.
Figure74.Installingthescrewstosecuretheheatsink
11.Ifyouareinstructedtoreturntheoldheatsink,followallpackaginginstructionsanduseanypackaging
materialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage144
.
Installingorreplacingthemicroprocessor
Thistopicprovidesinstructionsonhowtoinstallorreplacethemicroprocessor.
Installingthesecondmicroprocessor
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiii
and“Guidelines”onpage61.
Dependingonthemodel,yourservermightcomewithoneortwomicroprocessors.Forservermodelswith
onemicroprocessor,themicroprocessorisinstalledinthemicroprocessorsocket1andthemicroprocessor
socket2isprotectedbyaplasticsocketcover.YoucanpurchaseamicroprocessoroptionkitfromLenovo
andinstallthesecondmicroprocessortoexpandsystemcapabilities.
Chapter6.Replacinghardware107
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