Computer Hardware User Manual

Table Of Contents
4.Positionthereplacementmemorymoduleoverthememoryconnector.Makesurethatthenotch1on
thememorymodulealignscorrectlywiththeconnectorkey2onthesystemboard.Pushthememory
modulestraightdownintothememoryconnectoruntiltheretainingclipsclose.
5.Goto"CompletingtheFRUreplacement"onpage113.
ReplacingtheCMOSbattery
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe"Importantsafetyinformation"
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:http://www.lenovo.com/support
ThissectionprovidesinformationonhowtoremoveandreplacetheCMOSbattery.
ToremoveorreplacetheCMOSbattery,dothefollowing:
IftheCMOSbatteryfails,thedate,time,andcongurationinformation(includingpasswords)arelost.An
errormessageisdisplayedwhenyouturnonthecomputer.
Important
Referto"Safetynotices(multi-lingualtranslations)"onpage6forinformationaboutreplacinganddisposing
ofthebattery.
CAUTION:
Whenreplacingthelithiumbattery,useonlyPartNumber33F8354oranequivalenttypebattery
recommendedbythemanufacturer.
1.Removethecomputercover.See"Removingthecover"onpage94.
98ThinkCentreHardwareMaintenanceManual