Lenovo M90 User's Guide download pdf (Page 32)

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Figure21.Installingtheacpoweradapterintothenewbracket

7.Insertthetwotabs1andthetab2onthenewpoweradapterbracketintothecorrespondingholesin

thechassis,andthenpressthenewbracketdownwardtosecurethebrackettothechassis.

Figure22.Installingthenewacpoweradapterbracket

8.Connecttheacpoweradaptertotheacpoweradapterconnectorontherearofyourcomputer.See

“Locatingconnectorsontherearofyourcomputer”onpage7.

9.Connectthepowercordtoanworkableelectricaloutlet.

Whattodonext:

•Toworkwithanotherpieceofhardware,gototheappropriatesection.

24ThinkCentreUserGuide

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 63 64

ThinkCentre 1
UserGuide 1
Contents 5
AppendixA.Notices.........49 6
Index..................51 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
10ThinkCentreUserGuide 18
Installingorreplacinghardware 19
Installingexternaloptions 19
Openingthecomputercover 20
Replacingtheharddiskdrive 22
1,pin2,pin3,andpin 23
Replacingtheopticaldrive 24
Replacingthebattery 25
Replacingtheheatsink 26
Replacingtheinternalspeaker 27
Replacingtheacpoweradapter 29
Replacingthekeyboardormouse 33
Completingthepartsreplacement 33
Installingsecurityfeatures 34
Integratedcablelock 34
Passwordprotection 35
28ThinkCentreUserGuide 36
Chapter3.Recoveryinformation 37
Usingrecoverymedia 38
Performingabackupoperation 38
Performingarecoveryoperation 39
Creatingandusingarescuemedium 40
Creatingarescuemedium 40
Usingarescuemedium 41
Solvingrecoveryproblems 42
Viewingandchangingsettings 43
Usingpasswords 43
Passwordconsiderations 43
Power-OnPassword 44
AdministratorPassword 44
HardDiskPassword 44
Enablingordisablingadevice 44
Selectingastartupdevice 45
38ThinkCentreUserGuide 46
Usingsystemprograms 47
Basictroubleshooting 49
Diagnosticprograms 50
LenovoThinkVantageToolbox 50
PC-DoctorforRescueandRecovery 51
PC-DoctorforDOS 51
Cleaninganopticalmouse 52
Informationresources 53
OnlineBooksfolder 53
LenovoThinkVantageTools 53
LenovoWelcome 54
AccessHelp 54
SafetyandWarranty 54
Helpandservice 55
Callingforservice 55
Usingotherservices 56
Purchasingadditionalservices 56
AppendixA.Notices 57
Televisionoutputnotice 58
EuropeanconformanceCEmark 58
Trademarks 58
52ThinkCentreUserGuide 60
54ThinkCentreUserGuide 62
*71Y7204* 64

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