Figure38.Installingthefrontfanassembly
10.Connectthenewfrontfanassemblycabletothesystemfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage9.
11.Reinstalltheheatsinkfanduct.SeeFigure26“Installingtheheatsinkfanduct”onpage30.
12.Reinstalltheharddiskdrive.See“Replacingtheharddiskdrive”onpage34.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage40.
Replacingthekeyboard
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowt oreplacethekeyboard.
Toreplacethekeyboard,dothefollowing:
1.Removeallmediafromthedrives.Then,turnoffallattacheddevicesandthecomputer.
2.Disconnectallpowercordsfromelectricaloutlets.
3.Disconnecttheoldkeyboardcablefromthecomputer.
4.Connectanewkeyboardtotheappropriateconnectoronthecomputer.Yourkeyboardmightbe
connectedtoaPS/2keyboardconnector1oraUSBconnector2.Dependingonwhereyouwant
38ThinkCentreUserGuide