Lenovo ThinkStation S20 Manual do Utilizador descarregar pdf (Página 33)

Figure26.Removingthepowersupply

7.Ensurethatthenewpowersupplyisthecorrectreplacement.Somepowersuppliesautomatically

sensethevoltage,somepowersuppliesarevoltagespecic,andsomepowersupplieshavea

voltage-selectionswitch.Ifthereisavoltage-selectionswitch,useaballpointpentoslidetheswitch,if

necessary.

Note:Formodelsthathaveavoltage-selectionswitch:

•Ifthevoltagesupplyrangeis100–127VAC,settheswitchto115V.

•Ifthevoltagesupplyrangeis200–240VAC,settheswitchto230V.

8.Installthenewpowersupplyintothechassissothatthescrewholesinthepowersupplyalignwith

thoseinthechassis.

Note:UseonlythescrewsprovidedbyLenovo.

9.Installandtightenthevescrewsattherearofthechassistosecurethepowersupplyassembly.

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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Lenovo ThinkStation S20 Manual do Utilizador Página 33