5.Presstheinternalspeakerlocklatch1,slidetheinternalspeakerdownwardstoremoveitfromthe
chassis.
Figure28.Removingtheinternalspeaker
6.Positionthenewinternalspeakerintothemetalclips2andpushtheinternalspeakerupwardsuntilitis
securedbythelocklatch1.
7.Connectthenewinternalspeakercabletothesystemboard.See“Locatingpartsonthesystem
board”onpage71
.
8.Goto“Completingthepartsreplacement”onpage98.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreUserGuide.ToobtainacopyoftheThinkCentreUserGuide,goto:
http://www.lenovo.com/ThinkCentreUserGuides
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Openthecomputercover.See“Openingthecomputercover”onpage72.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage73.
4.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboardandnotethecables
routing.See“Locatingpartsonthesystemboard”onpage71
.
92ThinkCentreHardwareMaintenanceManual
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