Computer Hardware User Manual

Table Of Contents
2.Locatethebattery.See"Locatingpartsonthesystemboard"onpage95.
3.Removetheoldbattery.
4.Installthenewbattery.
5.Replacethecomputercover,andconnectthecables
Note:Whenthecomputeristurnedonforthersttimeafterbatteryreplacement,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
6.Turnonthecomputerandallattacheddevices.
7.UsetheSetupUtilityprogramtosetthedateandtimeandanypasswords.See"UsingtheSetup
Utility"intheUserGuide
Replacingthepowersupply
Attention
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe"Importantsafetyinformation"
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:http://www.lenovo.com/support
Thissectionprovidesinformationonhowtoremoveandreplacethepowersupply.
Toremoveorreplacethepowersupply:
1.Removethecover.See"Removingthecover"onpage94.
2.Removethedrivebayassembly.See"Accessingsystemboardcomponentsanddrives"onpage96.
3.Disconnectallpowersupplycablesfromthesystemboard.See"Locatingpartsonthesystemboard"
onpage95
.
Chapter9ReplacingFRUs(Types7057,7062,7092,9342,9344,9354,9426,9486,9624,9707,9787,9804,9945)99