Lenovo ThinkCentre M90 Betriebsanweisung PDF herunterladen (Seite 38)

Figure29.Removingtheinternalspeaker

8.Removetheattachedthermalsensorcablefromtheoldinternalspeakerandinstallitonthenew

internalspeaker.

9.Insertthetwotabs2onthebottomofthenewinternalspeakerintothecorrespondingholesinthe

chassis,andpushthespeakerstraightdownuntiltheothertwotabs

1snapintoposition.

30ThinkCentreUserGuide

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 69 70

ThinkCentre 1
UserGuide 1
Contents 5
AppendixA.Notices.........55 6
Index..................57 6
Importantsafetyinformation 7
Chapter1.Productoverview 9
ThinkCentreUserGuide 10
Specications 11
Softwareoverview 12
SoftwareprovidedbyLenovo 12
Chapter1.Productoverview5 13
Locations 14
AdobeReader 14
Antivirussoftware 14
.Productoverview7 15
Locatingcomponents 16
Locatingpartsonthesystemboard 17
Locatinginternaldrives 18
Installingorreplacinghardware 19
Installingexternaloptions 19
Openingthecomputercover 20
Figure9.Removingamemorymodule 22
InstallingorreplacingaPCIcard 23
Figure11.RemovingaPCIcard 24
Replacingthebattery 25
Replacingtheharddiskdrive 26
1,pin2,pin3,andpin4 27
Replacingtheopticaldrive 28
Replacingtheheatsink 32
Figure24.Removingtheheatsink 33
Replacingthesystemfan 35
Replacingtheinternalspeaker 36
1snapintoposition 38
Replacingthekeyboardormouse 39
Completingthepartsreplacement 40
Installingsecurityfeatures 41
Integratedcablelock 41
Passwordprotection 42
Chapter3.Recoveryinformation 43
Usingrecoverymedia 44
Performingabackupoperation 44
Performingarecoveryoperation 45
Creatingandusingarescuemedium 46
Creatingarescuemedium 46
Usingarescuemedium 47
Solvingrecoveryproblems 48
Chapter4.UsingtheSetupUtility 49
Power-OnPassword 50
AdministratorPassword 50
HardDiskPassword 50
Enablingordisablingadevice 50
Selectingastartupdevice 51
44ThinkCentreUserGuide 52
Usingsystemprograms 53
Basictroubleshooting 55
Diagnosticprograms 56
LenovoThinkVantageToolbox 56
PC-DoctorforRescueandRecovery 57
PC-DoctorforDOS 57
Cleaninganopticalmouse 58
Informationresources 59
OnlineBooksfolder 59
LenovoThinkVantageTools 59
LenovoWelcome 60
AccessHelp 60
SafetyandWarranty 60
Helpandservice 61
Callingforservice 61
Usingotherservices 62
Purchasingadditionalservices 62
AppendixA.Notices 63
Televisionoutputnotice 64
EuropeanconformanceCEmark 64
Trademarks 64
58ThinkCentreUserGuide 66
60ThinkCentreUserGuide 68
*71Y7175* 70

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