Lenovo 4180L91, 4180X06, 4236WA4PC11B760, 4236X29, T420, T420i

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Contents

Main Page Contents Readthisrst..............v Chapter1.ProductOverview......1 Chapter2.Usingyourcomputer...25 Chapter3.Youandyourcomputer..83 Chapter4.Security..........89 Chapter5.Recoveryoverview...103 ii Chapter6.Replacingdevices....111 Chapter7.Enhancingyour computer..............149 Chapter10.Troubleshooting computerproblems.........201 Chapter11.Gettingsupport....233 AppendixA.Regulatory information.............237 AppendixB.WEEEandrecycling statements.............245 AppendixC.Notices.........249 Page Readthisrst Importantsafetyinformation Conditionsthatrequireimmediateaction Safetyguidelines Serviceandupgrades Powercordsandpoweradapters Extensioncordsandrelateddevices Plugsandoutlets Powersupplystatement Externaldevices Batteries Rechargeablebatterynotice Lithiumcoincellbatterynotice Heatandproductventilation Electricalcurrentsafetyinformation Modemsafetyinformation Lasercompliancestatement Liquidcrystaldisplay(LCD)notice Usingheadphonesorearphones Additionalsafetyinformation Page Page Chapter1.ProductOverview Locatingcomputercontrols,connectors,andindicators Frontview Page Page Right-sideview Page Left-sideview Bottomview Page Rearview Statusindicators System-statusindicators Power-statusindicators Locatingimportantproductinformation Machinetypeandmodellabel Page CerticateofAuthenticitylabel Features Specications Operatingenvironment ThinkVantageTechnologiesandsoftware AccessingapplicationsinWindows7 AccessConnections ActiveProtectionSystem ClientSecuritySolution FingerprintSoftware LenovoSolutionCenter LenovoThinkVantageTools LenovoThinkVantageToolbox MessageCenterPlus PasswordManager PowerManager PresentationDirector ProductRecovery RescueandRecovery SimpleTap SystemUpdate ThinkVantageGPS ThinkVantageProductivityCenter Chapter2.Usingyourcomputer Registeryourcomputer Frequentlyaskedquestions Page Specialkeysandbuttons ThinkVantagebutton Numerickeypad Page Page Page Page Volumeandmutebuttons Windowsk eyandApplicationkey UsingtheUltraNavpointingdevice UsingtheTrackPointpointingdevice Page Usingthetouchpad BehavioroftheUltr aNavandane xternalmouse AddingtheUltraNavicontothesystemtray Powermanagement Checkingbatterystatus Usingtheacpoweradapter Chargingthebattery Maximizingbatterylife Managingyourbatterypower Power-savingmodes Page Handlingthebattery Connectingtothenetwork Ethernetconnections Wirelessconnections MakingwirelessLANconnections UsingwirelessWANconnections UsingBluetooth Page Page Page UsingWiMAX Checkingwirelessconnectionstatus Enablingordisablingthewirelessfeature Usingthebuilt-inmodem Telephonyfeatures Modemcommands Commandformat AllcommandsexceptA/ A/ 52 TL[Enter] er] ATL[Ent TL[Ent Page 54 Page 56 Page 58 Page Modemresultcodes 60 Page 62 Page 64 Page Sr egisters Page Usingdialupconnection Usingaprojectororexternaldisplay Changingdisplaysettings Connectingaprojectororexternaldisplay Attachinganexternalmonitor Page Page UsingtheDVImonitor UsingtheDisplayP ortconnector Settingupapresentation Projectingvideo Playingsound Usingdualdisplays UsingtheExtenddesktopfunction EnablingtheExtenddesktopfunction UsingtheNVIDIAOptimusGraphicsfeature Usingaudiofeatures Usinganintegratedcamera UsingtheThinkLightfeature Usingtheopticaldrive Usingthemediacardreader InsertinganExpressCard,aashmediacard,orasmartcard RemovinganExpressCar d,aashmediacardorasmartcard Page Page Chapter3.Youandyourcomputer Accessibilityandcomfort Ergonomicinformation Adjustingyourcomput ertotyou Accessibilityinformation FullScreenMagnierfunction Travelingwithyourcomputer Traveltips Travelaccessories Page Page Chapter4.Security Attachingamechanicallock Usingpasswords Passwordsandsleep(standby)mode Typingpasswords Power-onpassword Harddiskpasswords Page Supervisorpassword Page Harddisksecurity Settingthesecuritychip Usingangerprintreader Page Page Noticeondeletingdatafromyourharddiskdriveorsolidstatedrive Usingandunderstandingrewalls Protectingdataagainstviruses Page Chapter5.Recoveryoverview Creatingandusingrecoverymedia Creatingrecoverymedia Usingrecoverymedia Performingbackupandrecoveryoperations Performingabackupoperation Performingarecoveryoperation UsingtheRescueandRecoveryworkspace Creatingandusingarescuemedium Creatingarescuemedium Usingarescuemedium Reinstallingpreinstalledapplicationsanddevicedrivers Solvingrecoveryproblems Page Chapter6.Replacingdevices Staticelectricityprevention Replacingthebattery Page Page Page Replacingtheharddiskdrive Page Page Page Replacingthekeyboard Page Page Page Replacingmemory Page Page Page InstallingandreplacingthemSATAsolidstatedrive Page Page InstallingandreplacingaPCIExpressMiniCardforwirelessLAN/WiMAX connection Page Page Page Page Page Page InstallingandreplacingthePCIExpressMiniCardforwirelessWAN Page Page Page Page ReplacingtheSIMcard Replacingthesolidstatedrive Page Page Page Page Page Chapter7.Enhancingyourcomputer FindingThinkPadoptions UsingtheserialUltrabayenhanced Replacingthedevice Performingahotswap Performingawarmswap Page Insertingtheharddiskdriveintotheadapter Page Insertingtheharddiskdriveadapterintothebay Frontview Page Page Rearview Page Page Page Page Page Page Securityfeature Page Page Chapter8.Advancedconguration Installinganewoperatingsystem Beforeyoubegin InstallingWindows7 InstallingWindowsVista InstallingWindowsXP Page Page Installingdevicedrivers Installingthedriverforthe4-in-1MediaCardReader InstallingThinkPadMonitorFileforWindows2000/XP/Vista/7 Page ThinkPadSetup Congmenu Dateandtimemenu Securitymenu Startupmenu Page Restartmenu ThinkPadSetupitems 182 Page 184 Page 186 Securitymenuitems 188 Page 190 Startupmenuitems UpdatingyoursystemUEFIBIOS Usingsystemmanagement Systemmanagement DesktopManagementInterface PrebooteXecutionEnvironment WakeonLAN Settingmanagementfeatures WakeonLAN Networkbootsequence Flashupdate Chapter9.Preventingproblems Generaltipsforpreventingproblems Makingsuredevicedriversarecurrent GettingthelatestdriversfromtheWebsite GettingthelatestdriversusingSystemUpdate Takingcareofyourcomputer Page Page Cleaningthecoverofyourcomputer Page Chapter10.Troubleshootingcomputerproblems Diagnosingproblems Troubleshooting Computerstopsresponding Spillsonthekeyboard Errormessages Page Errorswithoutmessages Beeperrors Memoryproblems Modemandnetworking Modemproblems Page Page Ethernetproblems AwirelessLANproblem AwirelessWANproblem Bluetoothproblems Page Page Keyboardandotherpointingdevices UltraNavproblems Keyboardproblems Displayandmultimediadevices Computerscreenproblems Page Externalmonitorproblems Page Page Page Page Audioproblems Page Page Fingerprintreaderproblems Batteryandpower Batteryproblems ACpoweradapterproblems Powerproblems Apowerbuttonproblem Startupproblems Sleep(standby)andhibernationproblems Drivesandotherstoragedevices Harddiskdriveproblems Solidstatedriveproblems Opticaldriveproblems Softwareproblems Portsandconnectors UniversalSerialBusproblems Adockingstationorportreplicatorproblem Chapter11.Gettingsupport BeforeyoucontactLenovo Registeryourcomputer Downloadsystemupdates Recordinformation Gettinghelpandservice Usingdiagnosticprograms LenovoSupportWebsite CallingLenovo Purchasingadditionalservices Page AppendixA.Regulatoryinformation Wirelessrelatedinformation LocationoftheUltraConnectwirelessantennas Page Locatingwirelessregulatorynotices Exportclassicationnotice Electronicemissionnotices FederalCommunicationsCommissionDeclarationofConformity IndustryCanadaClassBemissioncompliancestatement EuropeanUnion-CompliancetotheElectromagneticCompatibility Directive GermanClassBcompliancestatement KoreaClassBcompliancestatement Page Page AppendixB.WEEEandrecyclingstatements ImportantWEEEInformation BatteryrecyclinginformationforJapan BatteryrecyclinginformationforBrazil BatteryrecyclinginformationforT aiwan BatteryrecyclinginformationforEuropeanUnion BatteryrecyclinginformationforUnitedStatesandCanada Page AppendixC.Notices Trademarks

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Models: 4180L91 4180X06 4236WA4PC11B760 4236X29 T420 T420i