Computer Hardware User Manual

b.Notetheorientationofthemicroprocessorinthesocket.Youcaneitherlookforthesmalltriangle1
ononecornerofthemicroprocessorornotetheorientationofthenotches2onthemicroprocessor.
Thisisimportantwheninstallingthenewmicroprocessoronthesystemboard.
c.Touchonlytheedgesofthemicroprocessor.Donottouchthegoldcontactsonthebottom.
d.Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmustbe
keptascleanaspossible.
8.Makesurethatthesmallhandleisintheraisedpositionandthemicroprocessorretainerisfullyopen.
9.Removetheprotectivecoverthatprotectsthegoldcontactsofthenewmicroprocessor.
10.Holdthenewmicroprocessorbyitssidesandalignthesmalltriangleononecornerofthenew
microprocessorwiththecorrespondingsmalltriangleononecornerofthemicroprocessorsocket.
11.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.
Figure31.Installingthemicroprocessor
12.Closethemicroprocessorretainerandlockitintopositionwiththesmallhandletosecurethenew
microprocessorinthesocket.
13.Reinstalltheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage95.
14.Reconnectallcablesthatweredisconnectedfromthesystemboard.
15.Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage113.
Chapter8.ReplacingFRUs(MachineTypes:4468,4473,4476,4479,4495,4497,4499,4504,4513,4517,4524,
7021,7032,7034,7049,7052,7053,7073,7136,and7178.)99