Computer Hardware User Manual

4.Toreinstallthefrontbezel,aligntheotherthreeplastictabsonthebottomofthefrontbezelwiththe
correspondingholesinthechassis,thenpivotthefrontbezelinwarduntilitsnapsintoposition.
Figure56.Reinstallingthefrontbezel
Accessingthesystemboardcomponentsanddrives
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreUserGuide.ToobtainacopyoftheThinkCentreUserGuide,goto:
http://www.lenovo.com/ThinkCentreUserGuides
Thissectionprovidesinstructionsonhowtoaccessthesystemboardcomponentsanddrives.
Toaccessthesystemboardcomponentsanddrives,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Openthecomputercover.See“Openingthecomputercover”onpage121.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage122.
4.Removetheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage139.
5.Removetheharddiskdrive.See“Replacingtheharddiskdrive”onpage134.
6.Pivottheopticaldrivebayupwardtoaccessthesystemboardcomponentsandthecables.See
“Replacingtheopticaldrive”onpage137
.
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