Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife;however,nobatterylasts
forever.Ifthebatteryfails,thedate,time,andconfigurationinformation(includingpasswords)arelost.An
errormessageisdisplayedwhenyouturnonthecomputer.
Refertothe“Lithiumbatterynotice”intheThinkCentreSafetyandWarrantyGuideforinformationabout
replacinganddisposingofthebattery.Toreplacethebattery,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage124.
3.Removetheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage148.
4.Dependingonyourcomputermodel,youmightneedtoremovethePCIExpressx16graphicscardfor
easieraccesstothebattery.See“InstallingorreplacingaPCIExpresscard”onpage127.
5.Removetheoldbattery.
Figure69.Removingtheoldbattery
6.Installanewbattery.
Figure70.Installinganewbattery
7.ReinstallthePCIExpressx16graphicscardifyouhadremovedit.See“InstallingorreplacingaPCI
Expresscard”onpage127.
8.Reinstalltheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage148.
9.Reinstallthecomputercoverandconnectthecables.See“Completingthepartsreplacement”on
page171.
Note:Whenthecomputeristurnedonforthefirsttimeafterreplacingthebattery,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
10.Turnonthecomputerandallattacheddevices.
11.UsetheSetupUtilityprogramtosetthedate,time,andanypasswords.SeeChapter6“UsingtheSetup
Utilityprogram”onpage55.
Replacingtheharddiskdrive
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstanding“Important
safetyinformation”onpage1
.
Chapter10.ReplacingFRUs(machinetypes:10AU,10AW,10BF,and10BG)131
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