7.Pullonthetipsoftherubbermountsuntiltherearfanassemblyissecuredinplace.
Figure44.Installingtherearfanassembly
8.Connecttherearfanassemblycabletothesystemfanconnectoronthesystemboard.
9.Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage113.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreUserGuide.ToobtainacopyoftheThinkCentreUserGuide,goto:
http://www.lenovo.com/ThinkCentreUserGuides
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage79.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage80.
4.LocatethefrontaudioandUSBassembly.See“Locatingcomponents”onpage76.
5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingpartson
thesystemboard”onpage77
.
Note:Makesureyounotethelocationsofthecableswhenyoudisconnectthecablesfromthesystem
board.
110ThinkCentreHardwareMaintenanceManual
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