Lenovo M83 + 60A6MAT2E Betriebsanweisung PDF herunterladen (Seite 70)

9.Followthefollowingsequencetoinstallthefourscrewstosecurethenewheatsinkandfanassembly.

Donotover-tightenthescrews.

a.Partiallytightenscrew1,thenfullytightenscrew2,andthenfullytightenscrew1.

b.Partiallytightenscrew3,thenfullytightenscrew4,andthenfullytightenscrew3.

10.Connecttheheatsinkandfanassemblycabletothemicroprocessorfanconnectoronthesystem

board.See“Locatingpartsonthesystemboard”onpage14.

Whattodonext:

•Toworkwithanotherpieceofhardware,gototheappropriatesection.

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage95.

Replacingthemicroprocessor

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

onpagev.

Thissectionprovidesinstructionsonhowtoreplacethemicroprocessor.

CAUTION:

Theheatsinkandmicroprocessormightbeveryhot.Turnoffthecomputerandwaitthreetove

minutestoletthecomputercoolbeforeremovingthecomputercover.

Toreplacethemicroprocessor,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect

allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage36.

3.Laythecomputeronitssideforeasieraccesstothesystemboard.

4.Locatethesystemboardanddisconnectallcablesconnectedtothesystemboard.See“Locating

partsonthesystemboard”onpage14.

5.Removetheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage56.

Note:Placetheheatsinkandfanassemblyonitssidesothatthethermalgreaseonthebottomofit

doesnotgetincontactwithanything.

58ThinkCentreM83,M93/pUserGuide

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Lenovo M83 + 60A6MAT2E Betriebsanweisung Seite 70