4.Pivotthedrivebayassemblyupward.See“Accessingthesystemboardcomponentsanddrives”on
page114.
5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingparts
onthesystemboard”onpage109.
Note:Makesureyounotethelocationsofthecableswhenyoudisconnectthecablesfromthesystem
board.
6.RemovethescrewthatsecuresthefrontaudioandUSBassemblybrackettothechassistoremove
thebracketfromthechassis.
Figure76.RemovingthefrontaudioandUSBassembly
7.InstallthefrontaudioandUSBassemblybracketintothechassisandalignthescrewholeinthe
bracketwiththecorrespondingholeinthechassis.
8.Installthescrewtosecurethebrackettothechassis.
9.PivotthedrivebayassemblyupwardandreconnectthefrontUSBandfrontaudiocablestothesystem
board.See“Locatingpartsonthesystemboard”onpage109.
10.ReconnectthefrontaudioandUSBassemblycablestothefrontaudioconnectorandthefrontUSB
connectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage109.
11.Lowerthedrivebayassembly.See“Accessingthesystemboardcomponentsanddrives”onpage114.
12.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage113.
13.Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage141
Completingthepartsreplacement
Aftercompletingtheinstallationorreplacementforallparts,youneedtoreinstallthecomputercoverand
reconnectcables.Dependingonthepartsyouinstalledorreplaced,youmightneedtoconrmtheupdated
informationintheSetupUtilityprogram.RefertoChapter6“UsingtheSetupUtilityprogram”onpage43.
Toreinstallthecomputercoverandreconnectcablestoyourcomputer,dothefollowing:
1.Makesurethatallcomponentshavebeenreassembledcorrectlyandthatnotoolsorloosescrews
areleftinsideyourcomputer.See“Locatingcomponents”onpage108
forthelocationsofvarious
componentsinyourcomputer.
Chapter9.ReplacingFRUs(MachineTypes:1857,1893,and1895)141
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