Lenovo 4162 Manuale Utente Scaricare il pdf (Pagina 41)

Figure29.RemovingthefrontaudioandUSBassembly

6.RoutethecablesofthenewfrontaudioandUSBassemblythroughtheholeinthechassis.

7.PositionthenewfrontaudioandUSBassemblytothechassissothatthescrewholeinthenewfront

audioandUSBassemblyisalignedwiththecorrespondingholeinthechassis.

8.InstallthescrewtosecurethenewfrontaudioandUSBassemblyinplace.

9.ConnectthenewfrontaudioandUSBassemblycablestothesystemboard.See“Locatingpartson

thesystemboard”onpage9

10.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage15.

Whattodonext:

•Toworkwithanotherpieceofhardware,gototheappropriatesection.

•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage37.

Replacingtherearfanassembly

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.T oobtainacopyoftheThinkCentre

SafetyandWarrantyGuide,goto:

http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacetherearfanassembly.

Toreplacetherearfanassembly,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect

allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage14.

3.Locatetherearfanassembly.See“Locatingcomponents”onpage9.

Chapter2.Installingorreplacinghardware33

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Lenovo 4162 Manuale Utente Pagina 41