Lenovo 2355AK4, T430S, T430SI

4.Right-clickyournetworkadapterdevice,andclickProperties.

5.ClickthePowerManagementtab.

6.CleartheAllowthisdevicetowakethecomputercheckbox.

7.ClickOK.

170UserGuide

Contents

Main Page Contents Readthisrst..............v Chapter1.Productoverview......1 Chapter2.Usingyourcomputer...19 Chapter3.Youandyourcomputer..43 Chapter6.Replacingdevices.....67 Chapter7.Enhancingyour computer...............97 ii Chapter8.Advanced conguration............111 Chapter9.Preventingproblems..131 Page Page Readthisrst Importantsafetyinformation Conditionsthatrequireimmediateaction Safetyguidelines Serviceandupgrades Powercordsandpoweradapters Extensioncordsandrelateddevices Plugsandoutlets Powersupplystatement Externaldevices Generalbatt erynotice Rechargeablebatt erynotice Lithiumcoincellbatterynotice Heatandproductventilation Electricalcurrentsafetyinformation Lasercompliancestatement Liquidcrystaldisplay(LCD)notice Usingheadphonesorearphones Additionalsafetyinformation Chapter1.Productoverview Locatingcomputercontrols,connectors,andindicators Frontview Page Right-sideview Left-sideview Bottomview RearView Page Statusindicators System-statusindicators Powerstatusindicators Locatingimportantproductinformation Machinetypeandmodellabel Page CerticateofAuthenticitylabel Features Page Specications Operatingenvironment Lenovoprograms AccessingLenovoprogramsontheWindows7operatingsystem Page AccessingLenovoprogramsontheWindows8operatingsystem AnintroductiontoLenovoprograms Page Page Chapter2.Usingyourcomputer Registeringyourcomputer Frequentlyaskedquestions Page Specialkeysandbuttons Functionkeycombinations Page Volumeandmutebuttons Windowskey UsingtheUltraNavpointingdevice UsingtheTrackP ointpointingdevice Page Usingthetouchpad DisablingtheUltraNavpointingdeviceandusinganexternalmouse AddingtheUltraNavicontothesystemtray Powermanagement Checkingbatterystatus Usingtheacpoweradapter Chargingthebattery Maximizingbatterylife Managingyourbatterypower Power-savingmodes Handlingthebattery Page Connectingtothenetwork Ethernetconnections Wirelessconnections Establishingawirelessconnection UsingBluetooth Checkingwirelessconnectionstatus Page Enablingordisablingthewirelessfeature Presentationsandmultimedia Changingdisplaysettings Connectingaprojectororexternaldisplay Attachinganexternalmonitor UsingtheDVImonitor Page UsingtheMiniDisplayPortconnector UsingtheThunderboltconnector Settingupapresentation UsingtheExtenddesktopfunction UsingtheNVIDIAOptimusGraphicsfeature Usingaudiofeatures Usinganintegratedcamera Usingtheopticaldrive UsinganExpressCard,aashmediacard,orasmartcard Page Chapter3.Youandyourcomputer Accessibilityandcomfort Ergonomicinformation Comfort Accessibilityinformation Assistivetechnologies Screen-readertechnologies Travelingwithyourcomputer Traveltips Travelaccessories Page Chapter4.Security Attachingamechanicallock Usingpasswords Passwordsandsleepmode Typingpasswords Power-onpassword Harddiskpasswords Page Supervisorpassword Page Harddisksecurity Settingthesecuritychip Usingthengerprintreader Page Page Noticeondeletingdatafromyourharddiskdriveorsolidstatedrive Page Chapter5.Recoveryoverview RecoveryoverviewforWindows7models Creatingandusingarecoverymedia Performingbackupandrecoveryoperations UsingtheRescueandRecoveryworkspace Creatingandusingarescuemedium Reinstallingpreinstalledprogramsanddevicedrivers Solvingrecoveryproblems RecoveryoverviewforWindows8models RecoverysolutionsforWindows8models Page Page Chapter6.Replacingdevices Staticelectricityprevention Replacingthebattery Page Replacingamemorymodule Page Page Replacingtheharddiskdriveorsolidstatedrive Page Replacingthekeyboard Page Page Page ReplacingaPCIExpressMiniCardforwirelessLAN/WiMAXconnection Page Page Page Page Page Page ReplacingaPCIExpressMiniCardforwir elessWANconnection Page Page Page Page Page Page Page Page Replacingthebackupbattery Page Page Chapter7.Enhancingyourcomputer FindingThinkPadoptions UsingtheSerialUltrabaySlimbay Performingahotswapoperation Performingawarm-swapoperation InstallingasecondaryharddiskdriveintotheSerialUltrabaySlimbay Page ThinkPaddockingstationsandportreplicators Frontview Page Rearview Page AttachingaThinkP adportreplicatorordockingstation Page Page DetachingaThinkPadportreplicatorordockingstation Securityfeature Usingthesystemlockkey Page Chapter8.Advancedconguration Installinganewoperatingsystem Beforeyoubegin InstallingtheWindows7operatingsystem InstallingtheWindows8oper atingsystem Installingdevicedrivers Page ThinkPadSetup Mainmenu UEFIsecureboot Congmenu 116 Page 118 Page 120 Page Date/Timemenu Securitymenu Page 124 Page Startupmenu Page Restartmenu UpdatingyoursystemUEFIBIOS Usingsystemmanagement Systemmanagement Settingmanagementfeatures Page Chapter9.Preventingproblems Generaltipsforpreventingproblems Makingsuredevicedriversarecurrent Takingcareofyourcomputer Cleaningthecoverofyourcomputer Page Page Chapter10.Troubleshootingcomputerproblems Diagnosingproblems Troubleshooting Computerstopsresponding Spillsonthekeyboard Errormessages Page Page Errorswithoutmessages Beeperrors Memoryproblems Networking Ethernetproblems AwirelessLANproblem AwirelessWANproblem Bluetoothproblems Keyboardandotherpointingdevices UltraNavproblems Keyboardproblems Displayandmultimediadevices Computerscreenproblems Externalmonitorproblems Audioproblems Page Fingerprintreaderproblems Batteryandpower Batteryproblems ACpoweradapterproblems Powerproblems Apowerbuttonproblem Startupproblems Sleepandhibernationproblems Drivesandotherstoragedevices Harddiskdriveproblems Solidstatedriveproblems Opticaldriveproblems Asoftwareproblems Portsandconnectors AUSBproblem Adockingstationorportreplicatorproblem Chapter11.Gettingsupport BeforeyoucontactLenovo Gettinghelpandservice Usingdiagnosticprograms LenovoSupportWebsite CallingLenovo Purchasingadditionalservices Page AppendixA.Regulatoryinformation Wirelessrelatedinformation LocationoftheUltraConnectwirelessantennas Locatingwirelessregulatorynotices Exportclassicationnotice Electronicemissionsnotices FederalCommunicationsCommissionDeclarationofConformity IndustryCanadaClassBemissioncompliancestatement EuropeanUnion-CompliancetotheElectromagneticCompatibility Directive GermanClassBcompliancestatement Page AppendixB.WEEEandrecyclingstatements ImportantWEEEinformation Japanrecyclingstatements RecyclinginformationforBrazil BatteryrecyclinginformationforT aiwan BatteryrecyclinginformationfortheEuropeanUnion BatteryrecyclinginformationfortheUnitedStatesandCanada Page AppendixC.ENERGYSTARmodelinformation Page AppendixD.Notices Trademarks