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6.Followthissequencetoremovethefourscrewsthatsecuretheheatsinktothesystemboard:
a.Partiallyremovescrew1,thenfullyremovescrew2,andthenfullyremovescrew1.
b.Partiallyremovescrew3,thenfullyremovescrew4,andthenfullyremovescrew3.
Note:Carefullyremovethefourscrewsfromthesystemboardtoavoidanypossibledamagetothe
systemboard.Thefourscrewscannotberemovedfromtheheatsink.
Figure23.Removingtheheatsink
7.Liftthefailingheatsinkoffthesystemboard.
Notes:
a.Youmighthavetogentlytwisttheheatsinktofreeitfromthemicroprocessor.
b.Donottouchthethermalgreasewhilehandlingtheheatsink.
8.Positionthenewheatsinkonthesystemboardsothatthefourscrewsarealignedwiththe
correspondingholesinthesystemboard.
9.Followthissequencetoinstallthefourscrewstosecuretheheatsink,asshowninFigure23“Removing
theheatsink”onpage29.
a.Partiallytightenscrew1,thenfullytightenscrew2,andthenfullytightenscrew1.
b.Partiallytightenscrew3,thenfullytightenscrew4,andthenfullytightenscrew3.
10.Toreinstallthefanduct,positionthefanductontheheatsinkandthenpressthefanductdownward
untilthetwotabsonthefanductaresecuredintoplace.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50.
Chapter2.Installingorreplacinghardware29
- ThinkCentre 1
- UserGuide 1
- ThirdEdition(June2012) 4
- ©CopyrightLenovo2010,2012 4
- Contents 5
- Importantsafetyinformation 7
- Chapter1.Productoverview 9
- ThinkCentreUserGuide 10
- Chapter1.Productoverview3 11
- Specications 12
- Softwareoverview 13
- AdobeReader 14
- LenovoSolutionCenter 14
- LenovoThinkVantageToolbox 14
- PC-DoctorforRescueandRecovery 14
- Frontview 15
- Rearview 17
- Componentlocations 18
- .Productoverview11 19
- 12ThinkCentreUserGuide 20
- Installingorreplacinghardware 21
- Installingexternaloptions 21
- Installingacomputerwallmount 21
- Removingthecomputercover 22
- Figure6.Removingtheframestand 23
- 16ThinkCentreUserGuide 24
- Replacingthebattery 30
- Replacingtheharddiskdrive 31
- 1,pin2,pin3,and 32
- Replacingtheopticaldrive 34
- Replacingtheheatsink 35
- 28ThinkCentreUserGuide 36
- Figure23.Removingtheheatsink 37
- Replacingthemicroprocessor 38
- ReplacingtheWI-FIcard 40
- ReplacingtheBluetoothmodule 41
- Replacingthemulti-touchboard 42
- ReplacingtheExpressCard 45
- Replacingtheinternalspeakers 46
- Replacingthecardreader 50
- ReplacingtherearI/Oassembly 51
- ReplacingtherightI/Oassembly 52
- Replacingthepowersupply 53
- Replacingthekeyboard 55
- Replacingthewirelesskeyboard 56
- Replacingthemouse 57
- Completingthepartsreplacement 58
- Obtainingdevicedrivers 59
- Basicsecurityfeatures 59
- Integratedcablelock 59
- Passwordprotection 60
- 54ThinkCentreUserGuide 62
- Chapter3.Recoveryinformation 63
- Performingabackupoperation 64
- Performingarecoveryoperation 65
- Creatingandusingarescuemedium 66
- Creatingarescuemedium 66
- Usingarescuemedium 67
- Solvingrecoveryproblems 68
- Viewingorchangingsettings 69
- Usingpasswords 69
- Passwordconsiderations 70
- Administratorpassword 70
- Power-onpassword 70
- Harddiskdrivepassword 70
- Enablingordisablingadevice 71
- Selectingastartupdevice 71
- ExitingtheSetupUtilityprogram 72
- Usingsystemprograms 73
- .Updatingsystemprograms67 75
- 68ThinkCentreUserGuide 76
- Basictroubleshooting 77
- Diagnosticprograms 78
- PC-DoctorforDOS 79
- Cleaninganopticalmouse 80
- Informationresources 81
- OnlineBooksfolder 81
- LenovoThinkVantageTools 81
- LenovoWelcome 82
- AccessHelp 82
- Safetyandwarranty 82
- LenovoWebsite 82
- LenovoSupportWebsite 83
- Helpandservice 83
- Callingforservice 83
- Usingotherservices 84
- Purchasingadditionalservices 84
- AppendixA.Notices 85
- Televisionoutputnotice 86
- ImportantWEEEInformation 86
- Recyclinginformation 86
- RecyclinginformationforBrazil 87
- Trademarks 88
- AppendixA.Notices81 89
- 82ThinkCentreUserGuide 90
- ChinaRoHS 91
- TurkishRoHS 91
- UkraineRoHS 91
- IndiaRoHS 92
- 86ThinkCentreUserGuide 94
- 88ThinkCentreUserGuide 96
- *1P89Y8034* 98
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