Lenovo 3063 User Manual Page 88

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Figure9.Removingtheretainingscrewsforthepowersupply
4.Removetheoldpowersupplyfromthechassis.
5.Ensurethatthepowersupplyisthecorrectreplacement.Somepowersupplyautomaticallysensethe
voltage,somepowersupplyarevoltagespecic,andsomepowersupplyhaveavoltage-selection
switch.Ifyourcomputerhasavoltage-selectionswitch,ensurethatyousetthevoltage-selectionswitch
ofthenewpowersupplytomatchthevoltageavailableatyourelectricaloutlet.Ifnecessary,usea
ballpointpentoslidethevoltage-selectionswitchtoadifferentposition.
Ifthevoltagesupplyrangeinyourlocalcountryorregionis100–127VAC,settheswitchto115V.
Ifthevoltagesupplyrangeinyourlocalcountryorregionis200–240VAC,settheswitchto230V.
6.Installthenewpowersupplyintothechassissothatthescrewholesinthepowersupplyalignwith
thoseinthechassis.
7.Installthefourscrewstosecurethepowersupply.
Note:UseonlyscrewsprovidedbyLenovo.
8.Reconnectthepowersupplyconnectorstothesystemboard.
9.Reconnectapowersupplyconnectortoeachofthedrives.
10.Goto“CompletingtheFRUreplacement”onpage103.
Replacingtheheatsinkandfanassembly
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
80ThinkCentreHardwareMaintenanceManual
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