Personal Computer User Manual

11.Lowerandpositiontheheatsinkfanductonthetopoftheheatsinkandfanassemblyuntilthetwo
screwholesintheheatsinkfanductarealignedwiththoseintheheatsinkandfanassembly.Install
thetwoscrewstosecuretheheatsinkfanduct.
Figure36.Installingtheheatsinkfanduct
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage52.
Replacingthemicroprocessor
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacethemicroprocessor.
CAUTION:
Theheatsinkandmicroprocessormightbeveryhot.Turnoffthecomputerandwaitthreetove
minutestoletthecomputercoolbeforeremovingthecomputercover.
Toreplacethemicroprocessor,dothefollowing:
Chapter2.Installingorreplacinghardware41