User guide

8.Installthenewthermalmoduleintothechassisasshown.Ensurethatthefourscrewsonthenew
thermalmodulearealignedwithcorrespondingholesinthesystemboard.
Figure69.Installingthethermalmodule
9.Followtheclockwisesequenceof2,4,1,and3toinstallthefourscrewstosecurethenewthermal
module.Donotover-tightenthescrews.
10.Reinstallthecoverpresenceswitch.See“Replacingthecoverpresenceswitch”onpage69.
11.Reinstalltheinternalspeaker.See“Replacingtheinternalspeaker”onpage66.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage78
.
Replacingthemicroprocessor
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethemicroprocessor.
CAUTION:
Thethermalmoduleandmicroprocessormightbeveryhot.Turnoffthecomputerandwaitthreeto
veminutestoletthecomputercoolbeforeremovingthecomputercover.
Toreplacethemicroprocessor,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage53.
3.Removethethermalmodule.See“Replacingthethermalmodule”onpage73.
Note:Placethethermalmoduleonitsbacksothatthethermalgreaseonthebottomofitdoesnot
getincontactwithanything.
Chapter5.Installingorreplacinghardware75