Lenovo M72z Guide de l'utilisateur Page 39
- Page / 112
- Table des matières
- DEPANNAGE
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
•AdministratorPassword:SettinganAdministratorPassworddetersunauthorizedusersfromchanging
congurationsettings.Ifyouareresponsibleformaintainingthecongurationsettingsofseveral
computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“Administrator
Password”onpage44
.
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves
computingsecurity.
Windowspasswords
DependingonyourversionoftheWindowsoperatingsystem,youcanusepasswordsforavarietyof
features,includingcontrollingloginaccess,accesstosharedresources,networkaccess,andindividualuser
settings.Formoreinformation,see“HelpandSupport”onpage73
.
Conguringthengerprintreader
Ifyourkeyboardhasangerprintreader,youcansetthengerprintreaderintheSetupUtilityprogram.
TheFingerprintSetupsubmenuundertheSecuritymenuoftheSetupUtilityprogramprovidesthe
followingoptions:
•PrebootAuthentication:enablesordisablesthengerprintreaderfunctionforenteringBIOSpassword.
•EraseFingerprintData:clearsthengerprintdatastoredinangerprintreader.
TosetanitemontheFingerprintSetupsubmenu,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage43.
2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙FingerprintSetup,andpressEnter.
TheFingerprintSetupwindowopens.
3.SelectPrebootAuthenticationorEraseFingerprintDateasdesired,andpressEnter.
4.SelectthedesiredsettingsandpressEnter.
5.PressF10tosaveandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrmtheexit.
Usingandunderstandingrewalls
Arewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreintalledwitharewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousetherewallprogram,refertothehelpsystemofyourrewallprogram.
TheWindowsoperatingsystempreinstalledonyourcomputerprovidestheWindowsFirewall.Fordetailson
usingtheWindowsFirewall,referto“HelpandSupport”onpage73
.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate
viruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Note:Virusdenitionlesmustbekeptup-to-datetoguardagainstnewviruses.
Chapter4.Security27
- ThinkCentre 1
- UserGuide 1
- ThirdEdition(September2012) 2
- Contents 3
- ChinaRoHS................87 5
- TurkishRoHS...............87 5
- UkraineRoHS...............87 5
- IndiaRoHS................88 5
- Importantsafetyinformation 7
- Powercordsandpoweradapters 8
- Plugsandoutlets 9
- Externaldevices 9
- Heatandproductventilation 9
- Operatingenvironment 10
- Modemsafetyinformation 10
- Lasercompliancestatement 11
- Powersupplystatement 11
- Cleaningandmaintenance 11
- Chapter1.Productoverview 13
- Chapter1.Productoverview3 15
- Specications 16
- Lenovoprograms 16
- Chapter1.Productoverview5 17
- Chapter1.Productoverview7 19
- Locations 20
- .Productoverview9 21
- 10ThinkCentreUserGuide 22
- Adjustingthecomputerstand 23
- Machinetypeandmodellabel 24
- Chapter2.Usingyourcomputer 25
- Usingthekeyboard 26
- UsingWindowsshortcutkeys 26
- Usingangerprintreader 26
- Usingthewheelmouse 27
- Adjustingaudio 27
- Aboutyourcomputeraudio 27
- UsingCDsandDVDs 28
- PlayingaCDorDVD 29
- RecordingaCDorDVD 29
- Colortemperatureadjustment 30
- SwitchingtoRGBadjustment 31
- Makingbrightnessadjustment 31
- Chapter3.Youandyourcomputer 33
- Glareandlighting 34
- Aircirculation 34
- Voltage-selectionswitch 35
- Replacementpowercords 36
- Chapter4.Security 37
- Usingpasswords 38
- BIOSpasswords 38
- Windowspasswords 39
- Conguringthengerprintreader 39
- Usingandunderstandingrewalls 39
- Protectingdataagainstviruses 39
- 28ThinkCentreUserGuide 40
- Installingorreplacinghardware 41
- Installingexternaloptions 41
- Installingacomputerwallmount 42
- Replacingthewirelesskeyboard 43
- Replacingthewirelessmouse 44
- Obtainingdevicedrivers 46
- Chapter6.Recoveryinformation 47
- Creatingrecoverymedia 48
- Usingrecoverymedia 48
- Performingabackupoperation 48
- Performingarecoveryoperation 49
- Creatingandusingarescuemedium 50
- Reinstallingsoftwareprograms 52
- Reinstallingdevicedrivers 52
- Solvingrecoveryproblems 52
- 42ThinkCentreUserGuide 54
- Viewingandchangingsettings 55
- Passwordconsiderations 56
- Power-OnPassword 56
- AdministratorPassword 56
- HardDiskPassword 56
- Enablingordisablingadevice 57
- Selectingastartupdevice 57
- Usingsystemprograms 59
- Chapter9.Preventingproblems 61
- Cleaningyourcomputer 62
- Computer 63
- Keyboard 63
- Opticalmouse 63
- Displayscreen 63
- Goodmaintenancepractices 64
- Movingyourcomputer 64
- Chapter9.Preventingproblems53 65
- 54ThinkCentreUserGuide 66
- Basictroubleshooting 67
- Troubleshootingprocedure 68
- Troubleshooting 68
- Audioproblems 69
- CDproblems 70
- DVDproblems 71
- Playbackisverysloworchoppy 72
- DVDmoviewillnotplay 72
- Intermittentproblems 73
- Monitorproblems 75
- Theimageappearstobeickering 76
- Theimageisdiscolored 76
- Networkingproblems 77
- AwirelessLANproblem 78
- AwirelessWANproblem 79
- Bluetoothproblems 79
- Optionproblems 80
- Performanceandlockupproblems 80
- Printerproblems 82
- Serialportproblems 82
- Softwareproblems 83
- USBproblems 84
- LenovoSolutionCenter 84
- LenovoSupportWebsite 86
- Helpandservice 86
- Callingforservice 86
- Usingotherservices 87
- Purchasingadditionalservices 87
- 76ThinkCentreUserGuide 88
- AppendixA.Notices 89
- Trademarks 90
- Exportclassicationnotice 91
- Televisionoutputnotice 91
- Electronicemissionsnotices 91
- 82ThinkCentreUserGuide 94
- ImportantWEEEinformation 95
- Recyclinginformation 95
- RecyclinginformationforBrazil 96
- 86ThinkCentreUserGuide 98
- ChinaRoHS 99
- TurkishRoHS 99
- UkraineRoHS 99
- IndiaRoHS 100
- ©CopyrightLenovo2012 101
- 90ThinkCentreUserGuide 102
- Bilgiler 103
- ThinkCentreUserGuide 104
- TeminEdileceğiAdresler 105
- 98ThinkCentreUserGuide 110
Produits connexes et manuels pour Postes de travail tout-en-un Lenovo M72z
(63 pages)© 2020, manymanuals.fr. Tous droits réservés | 1.294 s |
Manymanuals.com
Manymanuals.de
Manymanuals.fr
Manymanuals.it
Manymanuals.pl
Manymanuals.cz
Manymanuals.es
Manymanuals-pt.com
Commentaires sur ces manuels