Lenovo 3063 Uživatelský manuál stáhnout pdf (Strana 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.

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