Lenovo ThinkCentre Edge 91 - Chapter 7. Using the Setup Utility program; Starting the Setup Utility program; Viewing and changing settings; Using passwords

9.Installthenewsystemfanassemblybyaligningthenewrubbermountsthatcamewiththenewsystem
fanassemblywiththecorrespondingholesinthechassis,andthenpushtherubbermountsthroughthe
holes.Then,carefullypullonthetipsoftherubbermountsfromthebottomuntilthenewsystemfan
assemblyissecuredinplace.
3 4
5 6 7
8
Figure41.Installingthesystemfanassembly
10.Connectthenewsystemfanassemblycabletothesystemfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage12.
11.Reinstalltheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage48.
12.Reinstalltheharddiskdrive.See“Replacingtheharddiskdrive”onpage38.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage57.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage30.
Chapter5.Installingorreplacinghardware55