Lenovo 20CD0033US

Rearview

1USB2.0connector:UsedtoconnectdevicesthatarecompatiblewithUSB2.0.

2Ethernetconnector:UsedtoconnectthedocktoanEthernetLAN.

3HDMIconnector:UsedtoconnectadigitalaudiodeviceorvideomonitorthatiscompatiblewithHDMI.

4Powerconnector:Usedtoconnecttheacpoweradapter.

5LenovoOneLinkconnector:ConnecttheLenovoOneLinkconnectortothecomputer.

Chapter6.Enhancingyourcomputer61

Contents

Main Page Contents Readthisrst.............iii Chapter1.Productoverview......1 Chapter2.Usingyourcomputer...15 Chapter3.Youandyourcomputer..43 Chapter8.Preventingproblems...75 Chapter9.Troubleshootingcomputer problems...............81 ii Chapter10.Gettingsupport.....97 AppendixA.Regulatory information.............101 Readthisrst Importantsafetyinformation Conditionsthatrequireimmediateaction Safetyguidelines Serviceandupgrades Powercordsandpoweradapters Extensioncordsandrelateddevices Plugsandoutlets Powersupplystatement Externaldevices Generalbatt erynotice Built-inr echargeablebatt erynotice Lithiumcoincellbatterynotice Heatandproductventilation Electricalcurrentsafetyinformation Liquidcrystaldisplay(LCD)notice Usingheadphonesorearphones Additionalsafetyinformation Page Chapter1.Productoverview Locatingcomputercontrols,connectors,andindicators Frontview Page Right-sideview Page Left-sideview Bottomview Rearview Statusindicators Locatingimportantproductinformation Machinetypeandmodellabel FCCIDandICCerticationinformation GenuineMicrosoftlabel Features Specications Operatingenvironment Lenovoprograms Page Page Chapter2.Usingyourcomputer Registeringyourcomputer Frequentlyaskedquestions Usingthetabletbuttons UsingtheT abletDigitizerPen Usingthemulti-touchscreen Page 20 Page Operatingmodes Rotatingthecomputerdisplay Notebookmode Standmode Page Tabletmode Tentmode Page Specialkeys Page Usingthekeyboard Page UsingtheThinkPadpointingdevice Powermanagement Checkingthebatterystatus Usingtheacpoweradapter Chargingthebattery Maximizingthebatterylife Managingthebatterypower Power-savingmodes Connectingtothenetwork Ethernetconnections Wirelessconnections UsingthewirelessLANconnection UsingtheBluetoothconnection UsingtheNFCconnection Presentationsandmultimedia Changingdisplaysettings Usinganexternalmonitor Usingaprojector Usingdualdisplay Usingaudiofeatures Usingthecamera Usingaashmediacard Page Chapter3.Youandyourcomputer Accessibilityandcomfort Ergonomicinformation Comfort Accessibilityinformation Assistivetechnologies Screen-readertechnologies Travelingwithyourcomputer Traveltips Travelaccessories Chapter4.Security Attachingamechanicallock Usingpasswords Typingpasswords Power-onpassword Supervisorpassword Page Harddiskpasswords Harddisksecurity Settingthesecuritychip Noticeondeletingdatafromyourharddiskdriveorsolid-statedrive Usingrewalls Protectingdataagainstviruses Chapter5.Recoveryoverview Refreshingyourcomputer Resettingyourcomputertothefactorydefaultsettings Usingtheadvancedstartupoptions RecoveringyouroperatingsystemifWindows8.1failstostart Creatingandusingrecoverymedia Page Page Chapter6.Enhancingyourcomputer FindingThinkPadoptions ThinkPadOneLinkDock Page Page Page Chapter7.Advancedconguration InstallingtheWindows8.1operatingsystem Installingdevicedrivers UsingtheThinkPadSetupprogram Mainmenu Congmenu 66 DateandTimemenu Securitymenu 68 Page 70 Startupmenu Tochangethestartupsettingsofyourcomputer,selecttheStartuptabfromtheThinkPadSetupmenu. Page Restartmenu UpdatingtheUEFIBIOS Usingsystemmanagement Page Chapter8.Preventingproblems Generaltipsforpreventingproblems Makingsuredevicedriversarecurrent Takingcareofyourcomputer Cleaningthecoverofyourcomputer Page Page Chapter9.Troubleshootingcomputerproblems Diagnosingproblems Troubleshooting Computerstopsresponding Spillsonthekeyboard Errormessages Page Errorswithoutmessages Beeperrors Memorymoduleproblems Networkingproblems Ethernetproblems AwirelessLANproblem Bluetoothproblems Problemswiththekeyboardandotherpointingdevices TrackPointpointingdeviceproblems Keyboardproblems Problemswiththedisplayandmultimediadevices Computerscreenproblems Externalmonitorproblems Audioproblems Page Batteryandpowerproblems Batteryproblems Anacpoweradapterproblem Powerproblems Apowerbuttonproblem Bootproblems Sleepandhibernationproblems Problemswithdrivesandotherstoragedevices Harddiskdriveproblems Asolid-statedriveproblem Asoftwareproblem Problemswithportsandconnectors AUSBproblem Page Chapter10.Gettingsupport BeforeyoucontactLenovo Gettinghelpandservice Usingdiagnosticprograms LenovoSupportWebsite CallingLenovo Purchasingadditionalservices Page AppendixA.Regulatoryinformation Wirelessrelatedinformation LocationoftheUltraConnectwirelessantennas Locatingwirelessr egulatorynotices Exportclassicationnotice Electronicemissionnotices FederalCommunicationsCommissionDeclarationofConformity IndustryCanadaClassBemissioncompliancestatement EuropeanUnion-CompliancetotheElectromagneticCompatibility Directive GermanClassBcompliancestatement Page Page AppendixB.WEEEandrecyclingstatements ImportantWEEEinformation Japanrecyclingstatements RecyclinginformationforBrazil BatteryrecyclinginformationfortheEuropeanUnion BatteryrecyclinginformationforTaiwan BatteryrecyclinginformationfortheUnitedStatesandCanada RecyclinginformationforChina Page Page Page AppendixD.ENERGYSTARmodelinformation Page AppendixE.Notices Trademarks