Lenovo ThinkCentre A70z - Installing Internal Speakers; Replacing the Rear I;O Assembly

7.Removetheinternalspeakersandinternalspeakercablesfromthecomputer.
Installinginternalspeakers
Toinstallinternalspeakers,dothefollowing:
1.Turnoffthecomputer.
2.Disconnectallcables,powercords,andexternaloptionsfromyourcomputer.See“Rearconnectors”
onpage65
.
3.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay
itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.
4.Removethecomputercover.See“Removingthecomputercover”onpage70.
5.Routetheinternalspeakercablesandthenpositionnewinternalspeakersoverthefrontbezelandmake
surethefourscrewholesofeachinternalspeakeralignwiththoseinthefrontbezel.
6.Reinstallthefourscrewstosecuretheinternalspeakerstothefrontbezel.
7.Reconnecttheinternalspeakercableconnectorstothesystemboard.
8.Goto“CompletingtheFRUinstallation”onpage108.
ReplacingtherearI/Oassembly
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.Toobtainacopy
Chapter8.ReplacingFRUs91