Lenovo M90 Guia do Utilizador descarregar pdf (Página 30)

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect

allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Disconnectthepowercordfromtheelectricaloutlet.

3.Disconnecttheacpoweradapterfromtheacpoweradapterconnectorontherearofyourcomputer.

See“Locatingconnectorsontherearofyourcomputer”onpage7.

4.Connectthenewacpoweradaptertotheacpoweradapterconnectoronthechassisandanworkable

electricaloutlet.

Figure19.Connectingtheacpoweradapter

Whattodonext:

•Toworkwithanotherpieceofhardware,gototheappropriatesection.

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage25

Replacingtheacpoweradapterbracket

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre

SafetyandWarrantyGuide,goto:

http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoreplacetheacpoweradapterbracket.

Toreplacetheacpoweradapterbracket,dothefollowing:

1.Removeanymediafromthedrivesandturnoffallattacheddevicesandthecomputer.

2.Disconnectthepowercordfromtheelectricaloutlet.

3.Disconnecttheacpoweradapterfromtheacpoweradapterconnectorontherearofyourcomputer.

See“Locatingconnectorsontherearofyourcomputer”onpage7.

4.Pressthemetalclip1asshownandthenliftthepoweradapterbracketuptoremoveitfromthechassis.

22ThinkCentreUserGuide

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Lenovo M90 Guia do Utilizador Página 30