Personal Computer User Manual

Replacingthefrontfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacethefrontfanassembly.
Note:Notallcomputershavethefrontfanassembly.
Toreplacethefrontfanassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage14.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage15.
4.Disconnectthefrontfanassemblycablefromthepowerfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage10.
5.Releasethetwotabs1thatattachthefrontfanassemblytothechassisasshownandthencompletely
removethefrontfanfromthechassis.
Figure28.Removingthefrontfanassembly
Chapter2.Installingorreplacinghardware31