Figure26.Removingthepowersupply
7.Ensurethatthenewpowersupplyisthecorrectreplacement.Somepowersuppliesautomatically
sensethevoltage,somepowersuppliesarevoltagespecic,andsomepowersupplieshavea
voltage-selectionswitch.Ifthereisavoltage-selectionswitch,useaballpointpentoslidetheswitch,if
necessary.
Note:Formodelsthathaveavoltage-selectionswitch:
•Ifthevoltagesupplyrangeis100–127VAC,settheswitchto115V.
•Ifthevoltagesupplyrangeis200–240VAC,settheswitchto230V.
8.Installthenewpowersupplyintothechassissothatthescrewholesinthepowersupplyalignwith
thoseinthechassis.
Note:UseonlythescrewsprovidedbyLenovo.
9.Installandtightenthevescrewsattherearofthechassistosecurethepowersupplyassembly.
10.Reconnectallpowersupplycablestothedrives,adaptercards,andthesystemboard.Makesureto
reconnectthepowercabletothegraphicscardsthatrequireanadditionalcable.
11.GotoChapter4“Completingthepartsreplacement”onpage47.
Replacinganadaptercard
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.Toobtainacopyofthe
ThinkStationSafetyandWarrantyGuide,goto:
http://support.lenovo.com
Chapter3.Installingoptionsandreplacinghardware27
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