Lenovo ThinkCentre Edge 72z - Replacing the WI-FI Card

ReplacingtheWI-FIcard
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheSafety,Warranty,andSetupGuidethatcamewithyourcomputer.Toobtainacopyofthe
Safety,Warranty,andSetupGuide,goto:
http://www.lenovo.com/support
ThissectionprovidesinstructionsonhowtoreplacetheWI-FIcard.
Note:TheWI-FIcardisavailableonlyinsomemodels.
ToreplacetheWI-FIcard,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Placeasoft,cleantowelorclothonthedeskorotheratsurface.Holdthesidesofyourcomputerand
gentlylayitdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.
3.Removethecomputercover.See“Removingthecomputercover”onpage94.
4.Removethesystemboardshield.See“Removingandreinstallingthesystemboardshield”onpage101.
5.LocatetheWI-FIcardonthesystemboard.See“LocatingmajorFRUsandCRUs”onpage82.
6.RemovetherearI/Oassembly.See“ReplacingtherearI/Oassembly”onpage99.
7.DisconnectthetwocablesfromtheWI-FIcard,andthencarefullyremovethescrewthatsecures
theWI-FIcardtothesystemboard.
Figure48.RemovingthescrewthatsecurestheWI-FIcardtothesystemboard
8.PivottheWI-FIcardupwardandlifttheWI-FIcardoutoftheminiPCIExpressslot.
Chapter9.ReplacingFRUs123