10.Connectthenewsystemfanassemblycabletothesystemfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage11.
11.Reinstalltheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage47.
12.Reinstalltheharddiskdrive.See“Replacingtheharddiskdrive”onpage41.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage70.
ReplacingtheWiFiunits
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoreplacetheWiFiunits.TheWiFiunitsincludeaWiFiadapter
card,aWiFicardmodule,andarearWiFiantennacable.
ReplacingtheWiFiunitsinvolvesthefollowingoperations:
•“RemovingtheWiFiadaptercard”onpage60
•“RemovingtheWiFicardmodule”onpage61
•“InstallingtheWiFiunits”onpage62

RemovingtheWiFiadaptercard

ToremovetheWiFiadaptercard,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage32.
3.RemovethescrewthatsecurestheWiFiadaptercard.
4.GrasptheWiFiadaptercardthatiscurrentlyinstalledandgentlypullitoutoftheslot.
Figure45.RemovingtheWiFiadaptercard
Note:Thecardtstightlyintothecardslot.Ifnecessary,alternatemovingeachsideofthecarda
smallamountuntilitisremovedfromthecardslot.
60ThinkCentreUserGuide