Computer Hardware User Manual

6.Insertthetwotabs2ofthenewfrontfanassemblyintothecorrespondingholesinthechassis,and
presstheothertwotabs1throughtheholesuntilthefrontfanassemblyissecuredinplace.
Figure42.Installingthefrontfanassembly
7.Connectthefrontfanassemblycabletothepowerfanconnectoronthesystemboard.
8.Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage113.
Replacingtherearfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreUserGuide.ToobtainacopyoftheThinkCentreUserGuide,goto:
http://www.lenovo.com/ThinkCentreUserGuides
Thissectionprovidesinstructionsonhowtoreplacetherearfanassembly.
Toreplacetherearfanassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage79.
3.Locatetherearfanassembly.See“Locatingcomponents”onpage76.
4.Disconnecttherearfanassemblycablefromthesystemfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage77.
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