Personal Computer User Manual

Figure31.Installingtherearfanassembly
8.Connecttherearfanassemblycabletothesystemfanconnectoronthesystemboard.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage38.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage14.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage15.
4.LocatethefrontaudioandUSBassembly.See“Locatingcomponents”onpage9.
5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingpartsonthe
systemboard”onpage10.
34ThinkCentreUserGuide