Lenovo ThinkCentre Edge 91z - Replacing the Internal Speakers

8.Insertthenotchedend1ofthenewmemorymoduleintotheslot.Pressthememorymodulermly
andpivotthememorymoduleuntilitsnapsintoplace.Makesurethatthememorymoduleissecured
intheslotanddoesnotmoveeasily.
Figure38.Installingamemorymodule
9.Reinstallthesystemboardshieldorclosethesystemboardshieldwindow.See“Removingand
reinstallingthesystemboardshield”onpage102or“Openingthesystemboardshieldwindow”on
page112.
10.Goto“Completingthepartsreplacement”onpage127.
Replacingtheinternalspeakers
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheThinkCentreEdgeSafetyandWarrantyGuidethatcamewithyourcomputer.Toobtaina
copyoftheThinkCentreEdgeSafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacetheinternalspeakers.
Toreplacetheinternalspeakers,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Placeasoft,cleantowelorclothonthedeskorotheratsurface.Holdthesidesofyourcomputerand
gentlylayitdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.
3.Removethecomputercover.See“Removingthecomputercover”onpage95.
4.Locatetheinternalspeakersinthecomputer.See“FRUlocations”onpage86.
5.Removethesystemboardshield.See“Removingandreinstallingthesystemboardshield”onpage102.
6.Notethelocationoftheinternalspeakercableconnectionandtheroutingoftheinternalspeakercables.
Disconnecttheinternalspeakercablesfromthesystemboard.
7.Removethetwoscrewsthatsecureeachinternalspeakertothefrontbezel,andthenremovethe
internalspeakersfromthecomputer.
116ThinkCentreHardwareMaintenanceManual