Lenovo ThinkCentre M90p - Replacing the Front Audio and USB Assembly

Figure29.Installingthenewinternalspeaker
10.Reconnecttheinternalspeakercableandthethermalsensorcabletothesystemboard.See“Locating
partsonthesystemboard”onpage70.
11.Toreinstallthefrontbezel,alignthethreetabsonthefrontbezelwiththecorrespondingholesinthe
chassisandpivotthefrontbezelinwardsuntilitsnapsintoposition.
12.Goto“Completingthepartsreplacement”onpage93.
ReplacingthefrontaudioandUSBassembly
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.Toobtainacopy
oftheThinkCentreSafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Openthecomputercover.See“Openingthecomputercover”onpage68.
3.PivottheopticaldrivebayassemblyupwardtogainaccesstothefrontaudioandUSBassembly.
4.LocatethefrontaudioandUSBassembly.
90ThinkCentreHardwareMaintenanceManual