Lenovo 3063 Bedienungsanleitung PDF herunterladen (Seite 89)

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101

CAUTION:

Theheatsinkandfanassemblymightbeveryhot.Turnoffthecomputerandwaitthree

toveminutestoletthecomputercoolbeforeremovingthecomputercover.

Toreplacetheheatsinkandfanassembly:

1.Removethecomputercover.See“Removingthecomputercover”onpage73.

2.Laythecomputeronitsside.

3.Locatetheheatsinkandfanassembly.See“Locatingpartsonthesystemboard”onpage76.

4.Disconnecttheheatsinkandthefanassemblycablefromthemicroprocessorfanconnectoronthe

systemboard.See“Locatingpartsonthesystemboard”onpage76.

5.Removethefourscrews1thatsecuretheheatsinkandfanassemblytothesystemboard.

Figure10.Removingtheheatsinkandfanassembly

6.Liftthefailingheatsinkandfanassemblyoffthesystemboard.

Note:Youmighthavetogentlytwisttheheatsinkandfanassemblytofreeitfromthemicroprocessor.

7.Positionthenewheatsinkandfanassemblyontheplasticretentionbracketsothatthefourscrews

arealignedwiththepostsonthesystemboard.Tightenthefourscrewstosecurethenewheatsink

andfanassemblytothesystemboard.

8.Connecttheheatsinkandfanassemblycabletothemicroprocessorfanconnectoronthesystemboard.

9.Goto“CompletingtheFRUreplacement”onpage103.

Replacingthemicroprocessor

Attention

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre

SafetyandWarrantyGuide,goto:

http://www.lenovo.com/support

Chapter8.ReplacingFRUs(MachineTypes:3063,3231,3285,4084,4085,4086,4087,6138,6209,6239,6302,7188,7244,

7347,7355,7358,7373,7484,7571,7628,7635,7639,8494,8854,9728,9960,and9965.)81

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