Personal Computer User Manual

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage60.
ReplacingthefrontaudioandUSBassembly
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Important
safetyinformation”onpagev.
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage32.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage32.
4.PivotthedrivebayassemblyupwardanddisconnectthefrontaudioandUSBassemblycablesfromthe
systemboardandnotethecablesrouting.See“Locatingpartsonthesystemboard”onpage11.
5.RemovethescrewthatsecuresthefrontaudioandUSBassemblybracket.Thenremovethefront
audioandUSBassemblybracketfromthechassis.
Figure41.RemovingthefrontaudioandUSBassembly
6.RemovethetwoscrewsthatsecurethefrontaudioandUSBassemblytoitsbracket.Thenremovethe
failingfrontaudioandUSBassemblyfromthebracket.
7.InstallanewfrontaudioandUSBassemblyintothebracketandinstallthetwoscrewstosecurethe
frontaudioandUSBassemblytothebracket.
8.InstallthefrontaudioandUSBassemblybrackettothechassisandalignthescrewholeinthebracket
withthecorrespondingholeinthechassis.
9.InstallthescrewtosecurethefrontaudioandUSBassemblybrackettothechassis.
10.PivotthedrivebayassemblyupwardandreconnectthefrontUSBandfrontaudiocablestothesystem
board.See“Locatingpartsonthesystemboard”onpage11
.
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