Lenovo ThinkCentre M90p - Page 87

c.Touchonlythesidesofthemicroprocessor.Donottouchthegoldcontactsonthebottom.
d.Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmustbe
keptascleanaspossible.
Figure18.Removingthemicroprocessor
9.Makesurethatthesmallhandleisintheraisedpositionandthemicroprocessorretainerisfullyopen.
10.Removetheprotectivecover2thatprotectsthegoldcontactsonthenewmicroprocessor1.
11.Holdthenewmicroprocessorandalignthenotchesonitwiththetabsinthemicroprocessorsocket,or
alignthesmalltriangleononecornerwiththecorrespondingbeveledcornerofthemicroprocessor
socket.
12.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.
13.Closethemicroprocessorretainerandlockitintopositionwiththesmallhandletosecurethenew
microprocessorinthesocket.
14.Reinstalltheheatsinkandfanassembly.See“Replacingtheheatsink”onpage78.
Chapter8.ReplacingFRUs(Machinetype:7536)81