User's Manual

7.Ensurethatthenewpowersupplyisthecorrectreplacement.Somepowersuppliesautomatically
sensethevoltage,somepowersuppliesarevoltagespecic,andsomepowersupplieshavea
voltage-selectionswitch.Ifthereisavoltage-selectionswitch,useaballpointpentoslidetheswitch,if
necessary.
Note:Formodelsthathaveaswitch:
•Ifthevoltagesupplyrangeis100–127VAC,settheswitchto115V.
•Ifthevoltagesupplyrangeis200–240VAC,settheswitchto230V.
8.Installthenewpowersupplyintothechassissothatthescrewholesinthepowersupplyalignwith
thoseinthechassis.
Note:UseonlythescrewsprovidedbyLenovo.
9.Installandtightenthevescrewsattherearofthechassistosecurethepowersupply.Reconnectall
powersupplycablestothedrives,adaptercards,andthesystemboard.Makesuretoreconnectthe
powercabletothegraphicscardsthatrequireanadditionalcable.
10.Goto“CompletingtheFRUreplacement”onpage108.
Replacingamemorymodule
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkStation
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support.
84ThinkStationHardwareMaintenanceManual